TT

Tohoru Tamagawa

TO Toshiba: 4 patents #258 of 2,688Top 10%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Overall (All Time): #890,613 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5454003 Gas laser oscillator Takaaki Murata, Kiyohisa Terai, Hirokatsu Suzuki 1995-09-26
4698467 Electrodes of vacuum switch Eiji Kaneko, Satoru Yanabu 1987-10-06
4458121 DC Circuit breaker Satoru Yanabu, Eiji Kaneko, Takumi Funahashi 1984-07-03
4442469 DC Circuit breaker apparatus Satoru Yanabu, Takumi Funahashi 1984-04-10
4434332 Hybrid-type interrupting apparatus Satoru Yanabu 1984-02-28
4246458 Vacuum interrupter Satoru Yanabu, Shigeo Souma, Takumi Funahashi, Hiroyuki Okumura, Nobuyuki Takahashi 1981-01-20