TT

Toshihiko Tanuma

SC Sawafuji Electric Co.: 2 patents #21 of 108Top 20%
DC Daihatsu Motor Co.: 1 patents #84 of 248Top 35%
Overall (All Time): #1,657,129 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5250786 D-C arc welding apparatus Shinji Kikuchi, Toshimichi Suzuki 1993-10-05
5195007 Engine-driven power generating system Shinji Kikuchi, Yasuyuki Saito 1993-03-16
4851758 Brushless generator Masahiro Osada, Takashi Yoshida, Hiroshi Kobiyama 1989-07-25