Dr. Alexander Klemin Award

Dr. Alexander Klemin Award

Created in 1951 by industry pioneer Frank Piasecki, the Klemin Award is the highest honor the AHS bestows on an individual for notable achievement in advancing the field of vertical flight aeronautics. The award honors the memory of an eminent aeronautical engineer, educator, author, and outstanding pioneer in rotary wing aeronautics.

2018
  • Dr. Peter Lorber
  • Technical Fellow
  • Sikorsky, Lockheed Martin Company

Lorber is an internationally recognized expert in the areas of aerodynamics, experimental aerodynamics, and flow control, whose abilities have contributed immeasurably to the success of Sikorsky products for more than 30 years.
 
 
2017
  • Prof. Peretz P. Friedmann
  • François-Xavier Bagnoud Professor of Aerospace Engineering
  • University of Michigan

For his outstanding and lasting original contributions to rotary‑wing aeroelasticity,on blade control of vibration and noise, optimum design of low vibration helicopter rotors, rotorcraft aeromechanics and unsteady aerodynamics during his 45 year career.
 
 
2016
  • Dr. William G. Warmbrodt

For his ongoing dedication to improving understanding of aeromechanics of rotorcraft both from an analytical and experimental perspective and his legacy mentoring more than 500 college and high school interns into the NASA Aeromechanics branch
 
 
2015
  • Franklin D. Harris

Honored as an eminent aeronautical engineer, educator and author, with a half-century of contributions to vertical flight
 
 
2014
  • Dr. Wayne Johnson
  • NASA

He is honored for his role as an eminent aeronautical engineer, educator, and author in his 40-plus year career in rotorcraft. Dr. Johnson's seminal contributions to aeromechanics analyses, comprehensive modeling, design tools and wind tunnel testing of fullscale helicopters have had a major influence on the understanding of aeromechanical behavior and the design of modern rotorcraft systems
 
 
2013
  • No Award Presented
 
 
 
2012
  • Steven D. Weiner
  • Sikorsky Aircraft Corporation

Recognized for his 33 year career of designing, building and flight testing aircraft, and his exemplary leadership on numerous platforms such as the RAH-66 Comanche program, the S-76 and the X2
 
 
2011
  • Tom Wood
  • Senior Technical Fellow, Flight Technology & Advanced Design
  • Bell Helicopter Textron, Inc.

For his more than 40-year career dedicated to the design, development, and flight test of new vertical lift solutions.
 
 
2010
  • Dr. Michael P. Scully
  • US Army AFDD at NASA Ames, Moffett Field

Recognized for his exceptional career-long leadership and technical contributions to advance rotorcraft design.
 
Dr. Michael P. Scully has significantly influenced major Department of Defense VTOL acquisition programs and helped shape critical thinking of high-level DoD officials defining future rotorcraft.
 
2009
  • Professor Inderjit Chopra
  • Director
  • Alfred Gessow Rotorcraft Center
 
He is recognized for his exceptional career-long leadership and technical contributions to understanding and advancing rotorcraft aeromechanics
 
2008
  • Abraham Karem
  • Owner and Chief Engineer
  • Karem Aircraft Corp.
 
Mr. Karem is the designer of the "Optimum Speed Rotor" concept, demonstrated by the A160 Hummingbird UAV and the Karem JHL Optimum Speed Tiltrotor conceptual design that greatly improves the efficiency of rotary wing aircraft.
 
2007
  • Andrew W. Kerr
  • Director of the Aeroflightdynamics Directorate
  • US Army Missile Research, Development and Engineering Center (Ret.)
 
Mr. Kerr began his career at Lockheed-California where he was a key individual in the development of the AH-56 Cheyenne compound helicopter. Subsequently, as the Director of AFDD, Mr. Kerr was responsible for an extensive research program in the areas of aerodynamics, rotorcraft dynamics, handling qualities and flight controls, simulation and human-machine integration in programs performed independently by the Army and jointly with NASA at the Ames Research Center. In 1998, Mr. Kerr was appointed to the additional position of Director, National Rotorcraft Technology Center (NRTC) at Ames Research Center. His tireless and successful efforts to preserve the highly productive Army/NASA rotorcraft partnership, to resurrect the National Full-Scale Aerodynamics Complex, to support and promote the NRTC and the Rotorcraft Centers of Excellence, and to launch the High Performance Computing Institute for Advanced Rotorcraft Modeling and Simulation (HI-ARMS) are just a few of his accomplishments that will have long-lasting value, not just for the US Army but for the entire rotorcraft community.
 
2006
  • Jean Jacques Philippe
  • ONERA

Until his retirement in 2005, Mr. Phillippe led all helicopter research activities at ONERA and supervisedresearch cooperation initiatives between the US Army, NASA and ONERA.
 
 
2005
  • C. Harry Parkinson
  • Founder and President
  • Advanced Technologies Inc. (Ret.)
 
 
 
2004
  • John P. Magee
  • Technical Director BA-609 Titlrotor
  • Bell Helicopter Textron, Inc. (Ret.)

For contributions to significant advances in rotary-wing technology in his long term involvement of the development of tiltrotor technology in all phases of the maturing process.
 
John Magee is a well-known figure in the rotary-wing industry.
 
2003
  • Dean C. Borgman
  • President
  • Sikorsky Aircraft Corporation

For his long and distinguished career in helicopter industry.
 
 
Dean Borgman is a well-known figure in the rotary-wing industry having contributed to significant advances in rotary-wing technology in his more than 35 years of service to the industry. He has held executive positions at NASA Ames Research Center, the US Army, Hughes Helicopters and Sikorsky Aircraft Corporation.
 
2002
  • Walter G. Sonneborn
  • Vice President Research & Product Definition
  • Bell Helicopter Textron, Inc.
 
 
2001
  • Dr. Peter G. Hamel

for contributions in rotory and fixed-wing air vehicle flight mechanics and system identification, in rotorcraft wind tunnel testing, and in-flight vehicle airborne simulation.
 
 
2000
  • Raymond W. Prouty

For his long and distinguished career as an engineer, technical author and consultant.
 
 
 
1999
  • Troy Gaffey
 
 
 
1998
  • Francois Legrand

The award is bestowed in recognition of notable achievement in the advancement of rotary wing aeronautics. Francois Legrand was an author, educator, engineer, business manager and a leader in research and development as well as rotorcraft design. He is regarded by many as the "Father" of the modern European Rotorcraft Industry.
 
 
 
1997
  • William W. Walls
  • Former Vice President for Engineering
  • Boeing Helicopters
 
 
 
1996
  • Prof. Alfred Gessow
 
 
 
1995
  • Dr. Marat N. Tischenko
 
 
 
1994
  • Dr. Kenneth M. Rosen
  • Engineering Vice President
  • Sikorsky

For notable achievement in the advancement of rotary wing aeronautics.
 
 
 
1993
  • Frank Robinson
  • President
  • Robinson Helicopter Company
 
 
 
1992
  • Leonard M. 'Jack' Horner
 
 
 
1991
  • Stanley Hiller, Jr.

For his 50 years of dedicated service to the advancement of rotary wing aeronautics.
 
 
Hiller's influence in the industry has been felt for a half-century, and continues to have a significant impact on the industry today.
 
1990
  • Dr. Kurt Pfleiderer

For his 30 years of innovative engineering and leadership at MBB.
 
 
1989
  • Joseph Mallen
  • President (Retired)
  • Boeing Helicopters
 
 
1988
  • Charles W. Ellis
 
 
1987
  • Robert Zincone
  • President
  • Sikorsky Aircraft, UTC

Recognized for his role on the Board as Board Chairman with AHS.
 
 
1986
  • Jack G. Real
 
 
1985
  • Richard M. Carlson
  • Director
  • Aviation Systems Command Research & Technology Laboratories

For Dr. Carlson's foresight, initiative and innovative program development for Army's LHX program. His respects for the people have synergistic effects on rotorcraft aeronautics.
 
 
 
1984
  • Kenneth Grina
  • Vice President Engineering
  • Boeing Vertol

For more than 25 years of work in structural design, analysis and testing, including recent work with composites.
 
 
1983
  • Robert R. Lynn
  • Senior Vice President, Research & Engineering
  • Bell Helicopter

For his 35 years of service to the advancement of the helicopter industry.
 
 
1982
  • Wayne Wiesner

In recognition of his distinguished career, spanning over 40 years in teaching, research, development, and production, involving over 20 major rotary wing projects.
 
 
1981
  • Charles H. Kaman
  • President and Chairman of Board
  • Kaman Corporation

For being an eminent aeronautical engineer, educator, author, and pioneer in rotary wing aeronautics and is awarded to honor notable achievements toward the advancement of rotary wing aeronautics.
 
 
Kaman began his career as an engineer at the Hamilton Standard Division of the then United Aircraft Corporation where he devised a number of innovative rotor designs. Kaman's rotary wing aircraft have established several world firsts, including: the first turbine powered helicopter a modified K-225 in 1951. In 1957, Kaman Sciences was formed to branch out into analysis of strategic weapon defense systems, advanced aerodynamics, nuclear research, environmental instrumentation and other technical endeavors.
 
1980
  • Frank N. Piasecki
  • President
  • Piasecki Aircraft Corporation

For the most notable achievement to the advancement of rotary-wing aeronautics.
 
 
Piasecki has been an innovator and pioneer in the helicopter industry since the early forties, and his leadership and engineering skill were demonstrated early when he designed, built and test-flew the first successful tandem-helicopter in the world and later brought it into production. He established the P-V Engineering Forum, later known as the Piasecki Helicopter Corporation in the early forties to start work on the helicopter designated the PV-2. This aircraft was first flown by Piasecki in 1943 and was the second successful American Helicopter to be flown publicly.
 
1979
  • Rene Mouille
 
 
 
1978
  • William F. Paul
  • Senior Vice President Engineering & Development
  • Sikorsky Aircraft Div. of United Technologies Corp.

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
Paul was cited for "more than 20 years of contributions to the helicopter field, including innovative design and development of helicopter vibration control devices, titanium spar composite blade technology, advanced blade tip concepts, and rotor blade elastomeric bearing technology, and for his engineering leadership and motivation that culminated in Sikorsky success with the UTTAS, ABC, and LAMPS helicopter systems. "
 
1977
  • Ralph P. Alex
  • Sikorsky Aircraft

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
Alex received the honor "in recognition of a long and illustrious career in many areas of helicopter engineering, including those of project engineer on the XR-4, first U.S. helicopter to be placed in production, and as designer of the R-6A. S-52, and XH-39 helicopters; and for his untiring work in promoting a broad understanding of rotary-wing aircraft engineering."
 
1976
  • Kenneth B. Amer
  • Technical Director
  • Hughes Helicopters

Ken was selected in recognition of his 30 years of contributions to the helicopter field in such areas as handling quality, vibration control, noise reduction, lightweight-design technology. His work has become a significant part of the rotorcraft technical base.
 
 
In parallel with these achievements, he aided in the development of the first rotor hub employing strap retention, which led in turn to the first production hub not requiring anti-friction bearings. Mr. Amer has authored some 30 technical articles and professional reports on rotary-wing subjects. He served this Society as technical director in 1971 and as technical chairman of the 26th Annual Forum.
 
1975
  • Edward Woll

For his years of leadership in design and development of jet engines, and his prime influence in overall design of the U.S. Army T700 turbo-shaft engine to power advanced helicopter of the 80s.
 
 
 
1974
  • Bernard Lindenbaum
  • Deputy of Studies and Analysis, Prototype Section
  • USAF Flight Dynamics Laboratory at Wright-Patterson AFB

In recognition of his 30 years of outstanding leadership and contributions to rotary-wing technology, as the principal director of Air Force rotary-wing activity, and for his contributions to all forms of V/STOL aircraft.
 
 
Recipient had been a student of Dr. Klemin.
 
1973
  • Paul F. Yaggy
  • Director, Dept. of the Army
  • US Army Air Mobility Research and Development Laboratory

In recognition of his outstanding contribution to helicopter technology and his leadership of the US Army Air Mobility Research and Development Laboratory. His foresight and dedication set the standards for the future of our industry.
 
 
 
1972
  • Edward J. Ducayet
  • Chairman
  • Bell Helicopter Company

For notable achievement in the advancement of rotary wing aeronautics and for his leadership in the American Helicopter Society.
 
 
 
1971
  • Robert A. Wagner
  • Director of Aeronautical Engineering Division
  • Hughes Tool Co.,

For notable achievement in the advancement of rotary wing aeronautics and for his leadership in the American Helicopter Society.
 
 
1970
  • Charles Marchetti
  • Societe Charles Marchetti

For notable achievement in the advancement of rotary wing aeronautics as Chief Helicopter Designer and later as Director for Helicopters of Sud Aviation.
 
 
 
1969
  • LTG William B. Bunker, USA
  • Deputy Commanding General
  • US Army

For foresight in establishing standards of performance and utility for Army helicopters and ceaseless insistence upon excellence in all phases of helicopter development.
 
 
1968
  • Rene H. Miller
  • Slater Professor of Flight Transportation
  • Massachusetts Institute of Technology

For his technical and scientific contributions to Rotary Wing Aerodynamics and Aeroelastic Theory, and his contributions to the application of VTOL aircraft to short haul air transportation.
 
 
 
1967
  • Dr. Anselm Franz
  • Vice President and Assistant General Manager
  • of Avco Corporation

For leading the development of a noteworthy series of gas turbine engines for helicopters and other VTOL aircraft, which have demonstrated their performance and durability in worldwide service.
 
 
 
1966
  • Irven H. Culver
  • Advanced Technology Adviser
  • Lockheed-California Company

For the conception and successful development of a rigid rotor system for helicopters embodying unique control and stabilization elements.
 
 
1965
  • Elliot Daland
  • Director and Engineering Advisor
  • Piasecki Aircraft Corporation

For his continuous contributions to the helicopter industry for more than two decades, particularly in the successful development of the tandem rotor-type helicopter.
 
 
1964
  • Dr. Kurt H. Hohenemser
  • Senior Scientist
  • McDonnell Aircraft Corporation
 
 
For notable technical contributions to the advancement of rotary wing theory as evidenced by his numerous publications and work in industry. As technical advisor and recently technical director of the American Helicopter Society, he has contributed unselfishly of his time and high technical competence to the basic objectives and progress of the Society.
 
1963
  • Frederick B. Gustafson
  • Head, VTOL Branch, Aerospace Mechanics Division
  • NASA Langley Research Center

For his achievements, dedication, and effort in rotary wing science, research and development and his pioneering in the area of helicopter stability and control. By writing more than twenty-five technical papers, and by contributing to over one hundred NASA publications on rotary wing research, he has established sound technical standards for rotary wing development.
 
 
 
1962
  • BG Robert R. Williams, USA
  • Commanding Officer, US Army Aviation Center
  • US Army

For his leading role in Army helicopter tactical development. His extensive helicopter background coupled with foresight, ability and initiative, was instrumental in formulating long range Army programs for technical helicopter requirements, which established realistic development goals for new helicopters.
 
 
 
1961
  • Leon L. Douglas
  • Vice President Engineering, Vertol Division
  • Boeing Airplane Company

For numerous and important contributions to the development of the Tandem Rotor Helicopter and other VTOL Aircraft.
 
 
 
1960
  • V. Keith Putnam
  • US Army Transportation Corps, Deputy Commander, Aviation Test Activity
  • Edwards Air Force Base

For achievements in advancing flight test procedures and techniques used in helicopters and other VTOL aircraft.
 
 
 
1959
  • Robert L. Lichten
  • Chief Experimental Project Engineer
  • Bell Helicopter Corporation

For the development of the tilt-rotor type convertiplane successfully demonstrated by the full conversion flight of the Bell XV-3 on December 18, 1958.
 
 
 
1958
  • Friedrich L. Von Doblhoff
  • Helicopter Chief Engineer
  • McDonnell Aircraft Corp.

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
 
1957
  • CPT Wayne W. Eggert, USAF
  • Experimental Test Pilot
  • United States Air Force

Presented Posthumously
 
 
 
1956
  • Charles H. Zimmerman
  • Asst. Chief, Stability Research Division
  • Langley Aeronautical Laboratory, NACA

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
 
1955
  • Bartram Kelley
  • Chief Engineer, Helicopter Division
  • Bell Aircraft Corporation

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
 
1954
  • Michael Gluhareff
  • Chief Engineer
  • Sikorsky Aircraft Corp.

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
 
1953
  • Raoul Hafner
  • Chief Designer, Helicopter Department
  • Bristol Aeroplane Co., Ltd.

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
 
1952
  • Louis Breguet
  • President
  • S. Ades Ateliers D'Aviations Louis Breguet

For notable achievement in the advancement of rotary-wing aeronautics.
 
 
 
1951
  • Igor I. Sikorsky
  • Engineering Manager, Sikorsky Aircraft Division
  • United Aircraft Corporation

For notable achievement in the advancement of rotary-wing aeronautics.