Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786770 | Switchgear | Suenobu Hamano, Hiroyuki Sasao, Yutaka Murai, Yuichi Wada, Hirosi Hasegawa | 1988-11-22 |
TM
Tosimasa Maruyama
Overall (All Time): #3,963,461 of 4,157,543Top 100%
1
Patents All Time