FI

Fumihisa Ichikawa

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,282,808 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5576580 DC power supply circuit Minoru Hosoda, Toru Yoshida, Shigetoshi Ouchi, Haruo Honda, Yasunobu Fujita +1 more 1996-11-19
5402297 Commutating type DC circuit breaker arrangement Shigetoshi Ouchi, Haruo Honda, Toru Yoshida, Yukio Kugoh, Tutomu Kanno +2 more 1995-03-28