Born: United States of America
Primarily active in: United States of America

Kenneth Ivreson Grina, American Aerospace engineer, former Vice President, Research and Engineering, The Boeing Company. Grina, Kenneth Ivreson was born on June 1, 1923, in Fergus Falls, Minnesota, U.S.A, son of Theodore I. and Martha (Foss) Grina.  He completed his education as a Bachelor in Aerospace Engineering, at the University of Minnesota in 1946. He had a career in aerospace engineering serving as — from chief structures engineer to vice president of engineering research at Boeing Helicopters in Philadelphia, 1946-1987. He also served as a Consultant with Isreali Aircraft Industries, 1989, Boeing Helicopters, 1990; and as a Lecturer with Nanjing Aeronautical Institute, China, 1985-1990.

Mr. Grina is a member and Fellow of the American Institute of Aeronautics and Astronautics; and the American Helicopter Society.  He was the winner of the AHS Alexander Klemin award in 1984 and he won the AHS Alexander A. Nikolsky Honorary Lectureship in 1993.  His Nikolsky lecture was "Development of Helicopter Design Capability — Progress from 1970 to 1993."

He has been writing contributor articles to professional journals.

Journal of the American Helicopter Society: January 1994 Volume 39—Number 1