HU

Hajime Urai

HI Hitachi: 1 patents #350 of 1,165Top 35%
Overall (2021): #438,469 of 548,734Top 80%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10916394 Gas circuit breaker Toshiaki SAKUYAMA, Masanao Terada, Ryoichi Shiobara, Takahiro Nishimura, Makoto Hirose +1 more 2021-02-09