TG

Toshihiko Gange

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SC Shikoku Electric Power Co.: 2 patents #9 of 93Top 10%
Overall (All Time): #2,352,045 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4502320 Method and apparatus for diagnosing oil-filled electric apparatus Seiichi Sakai, Hideo Tsukioka, Katuo Sugawara, Ichitaro Tani, Etsunori Mori +1 more 1985-03-05
4444040 Method and apparatus for detecting gas components in oil in oil-filled device Seiichi Sakai, Katuo Sugawara, Hideo Tsukioka, Ictitaro Tani, Shigeo Shiono +1 more 1984-04-24