Hiroaki Aotsu

HI Hitachi: 1 patents #311 of 1,214Top 30%

HC Hitachi Engineering Co.: 1 patents #1 of 9Top 15%

📍 Oarai, JP: #1 of 2 inventorsTop 50%

Overall (1982): #59,111 of 81,411Top 75%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4326159	Method and apparatus for controlling excitation of a generator	Akira Isono, Tsutomu Inayama, Mamoru Fukushima	1982-04-20