Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977566 | Compound semiconductor light emitter | Yukio Watanabe | 1999-11-02 |
| 5966396 | Gallium nitride-based compound semiconductor laser and method of manufacturing the same | Hidetoshi Fujimoto, Masayuki Ishikawa, Shinya Nunoue, Genichi Hatakoshi, Masahiro Yamamoto | 1999-10-12 |
| 5157473 | Avalanche photodiode having guard ring | — | 1992-10-20 |
| 4268542 | Process for forming multi-layer coatings | Takao Sakakibara | 1981-05-19 |
| 4243565 | Aqueous dispersion type coating composition | Sakae Nishino, Takao Sakakibara | 1981-01-06 |