Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936423 | Semiconductor IC with an output circuit power supply used as a signal input/output terminal | Yuji Sakuma | 1999-08-10 |
| 5581097 | Method of fabricating semiconductor device using shared contact hole masks and semiconductor device using same | — | 1996-12-03 |
| 5444275 | Radial gate array cell | Masahiro Kugishima, Hiroyuki Sato, Noboru Yamakawa, Takahiro Yamamoto | 1995-08-22 |
| 5187556 | CMOS master slice | Noboru Yamakawa, Osamu Ohba, Naoyasu Seki | 1993-02-16 |