HU

Hajime Urai

HI Hitachi: 3 patents #79 of 1,362Top 6%
Overall (2019): #88,956 of 560,194Top 20%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10354821 Gas circuit breaker Toshiaki SAKUYAMA, Ryoichi Shiobara, Makoto Hirose, Masanao Terada, Takahiro Nishimura 2019-07-16
10256060 Gas circuit breaker Masanao Terada, Taichiro Yamashita, Hiroaki Hashimoto, Makoto Hirose 2019-04-09
10199188 Gas circuit breaker Masanao Terada, Yuki Nakai, Yoichi Oshita, Hiroaki Hashimoto, Katsuhiko Shiraishi 2019-02-05