Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666870 | Press die set and press machine for driving it | Nobuo Enomoto, Kazuo Yamada, Mitsuji Hosoda, Kazuyoshi Umeya, Koki Okanda | 1997-09-16 |
| 5620258 | Press die set and press machine for driving it | Nobuo Enomoto, Mitsuji Hosoda, Kazuyoshi Umeya, Koki Okanda | 1997-04-15 |
| 5596474 | Power protection circuitry for a semiconductor integrated circuit | Eiichi Iwanami | 1997-01-21 |
| 5596527 | Electrically alterable n-bit per cell non-volatile memory with reference cells | Yugo Tomioka, Shoichi Iwasa, Yasuo Sato, Kenji Anzai | 1997-01-21 |