Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216238 | Infrared ray receiving circuit | Masahiko HIRAYAMA | 1993-06-01 |
| 4647870 | Current mirror circuit with a large current ratio | Eiichi Ishii | 1987-03-03 |
| 4634897 | Comparator having a hysteresis characteristic | — | 1987-01-06 |
| 4314268 | Integrated circuit with shielded lead patterns | Masayuki Kurozumi | 1982-02-02 |