Obtained Ph.D. from Aerospace Engineering Cornell Univ. NY, U.S.A. (1979)

Visiting Scientist at Wright Patterson AFB, Flight Dynamics Lab.,Dayton, Ohio, U.S.A.

Japan-Rolls Royce Joint Engine Development Project, IHI. Aero Engine Division, Tokyo, Japan

Assistant Professor, University of Tokyo, Hongou, Tokyo, Japan

Invited Professor, Paris Tech. ENSEM, France

From 2012 to present, Visiting professor, Mongolian University of Science & Technology,,Mongolia

From 2014 to present, Specially Appointed Professor, Nagaoka University of Technology, Niigata, Japan