Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5394417 | Semiconductor laser producing visible light | Masayoshi Takemi, Norio Hayafuji | 1995-02-28 |
| 4946802 | Semiconductor laser device fabricating method | Akihiro Shima | 1990-08-07 |
| 4883771 | Method of making and separating semiconductor lasers | Hisao Kumabe | 1989-11-28 |
| 4841532 | Semiconductor laser | Hisao Kumabe | 1989-06-20 |
| 4815082 | Semiconductor laser device | Kunihiko Isshiki, Takashi Murakami | 1989-03-21 |
| 4813050 | Semiconductor laser device | Akihiro Shima | 1989-03-14 |
| 4797895 | Semiconductor laser apparatus | Yoshihiro Kokubo | 1989-01-10 |
| 4757509 | Semiconductor laser apparatus | Kunihiko Isshiki | 1988-07-12 |
| 4725450 | Method for fabricating a semiconductor laser device | Yoshihiro Kokubo | 1988-02-16 |
| 4561096 | Buried semiconductor laser avoiding thyristor action | Hirofumi Namizaki, Ryoichi Hirano, Hideyo Higuchi, Etsuji Oomura, Yasushi Sakakibara | 1985-12-24 |
| 4504328 | Liquid phase epitaxial growth technique | Ryoichi Hirano, Hirofumi Namizaki, Toshio Tanaka | 1985-03-12 |
| 4277759 | Semiconductor laser device | Toshio Tanaka, Hirofumi Namizaki, Saburo Takamiya | 1981-07-07 |
| 4183038 | Semiconductor laser device | Hirofumi Namizaki, Hirofumi Kan | 1980-01-08 |