Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6291557 | Alkali-soluble adhesive agent | Kyoichi Yamamoto, Kojun UTAKA, Akira Iwasaki | 2001-09-18 |
| 4864193 | Luminous element and driving circuit | Mitsuaki Nishie | 1989-09-05 |
| 4638152 | Photoelectric converting circuit having a low parasitic capacitance | — | 1987-01-20 |