AI

Akira Isono

HI Hitachi: 1 patents #311 of 1,214Top 30%
HC Hitachi Engineering Co.: 1 patents #1 of 9Top 15%
Overall (1982): #77,668 of 81,411Top 100%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4326159 Method and apparatus for controlling excitation of a generator Hiroaki Aotsu, Tsutomu Inayama, Mamoru Fukushima 1982-04-20