Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6133617 | High breakdown voltage semiconductor device | Hideyuki Funaki, Fumito Suzuki, Akio Nakagawa | 2000-10-17 |
| 5982015 | High breakdown voltage semiconductor device | Hideyuki Funaki, Fumito Suzuki, Akio Nakagawa | 1999-11-09 |
| 4433229 | Electrode roll for resistance welding | Yonekichi Morikawa, Toshio Shimizu, Eiichi Yoshida, Tsuyoshi Konagaya | 1984-02-21 |