TS

Toshiaki SAKUYAMA

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,427,769 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10916394 Gas circuit breaker Hajime Urai, Masanao Terada, Ryoichi Shiobara, Takahiro Nishimura, Makoto Hirose +1 more 2021-02-09
10699863 Gas circuit breaker Masanao Terada, Hajime Urai, Yuichiro YAMANE, Takahiro Nishimura 2020-06-30
10354821 Gas circuit breaker Ryoichi Shiobara, Hajime Urai, Makoto Hirose, Masanao Terada, Takahiro Nishimura 2019-07-16