Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7509612 | Method of designing semiconductor chip and program for use in designing semiconductor chip | Toru Takahashi | 2009-03-24 |
| 6980408 | ESD protection circuit having a control circuit | Akira Yamaguchi | 2005-12-27 |
| 6522021 | Semiconductor device | Akira Yamaguchi | 2003-02-18 |
| 5424989 | Semiconductor memory device | Norio Hagiwara | 1995-06-13 |
| 4918408 | Oscillation circuit | Takuya Fujimoto, Akihiro Sueda | 1990-04-17 |
| 4806789 | Power select circuit | Takuya Fujimoto | 1989-02-21 |