Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637886 | Thyristor with improved dv/dt resistance | Katsumi Satoh, Kenichi Honda | 1997-06-10 |
KN
Kazuhiko Niwayama
Overall (1997): #122,266 of 185,788Top 70%
1
Patents 1997