Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7037743 | Semiconductor device and method for producing the same | Toshikazu Onishi, Hideto Adachi, Akira Takamori | 2006-05-02 |
| 6671301 | Semiconductor device and method for producing the same | Toshikazu Onishi, Hideto Adachi, Akira Takamori | 2003-12-30 |
| 6590918 | Semiconductor laser device and method for producing the same | Toshiya Fukuhisa | 2003-07-08 |
| 6055253 | Semiconductor laser device with an optical guide layer | Isao Kidoguchi, Kiyoshi Ohnaka, Hideto Adachi, Satoshi Kamiyama, Takeshi Uenoyama | 2000-04-25 |
| 5600667 | Semiconductor laser device | Isao Kidoguchi, Kiyoshi Ohnaka, Hideto Adachi, Satoshi Kamiyama, Takeshi Uenoyama | 1997-02-04 |
| 5561080 | Semiconductor laser and method for fabricating the same | Akihiko Ishibashi, Isao Kidoguchi, Kiyoshi Ohnaka | 1996-10-01 |
| 5546418 | Semiconductor laser having a flat groove for selected crystal planes | Akihiko Ishibashi, Isao Kidoguchi, Kiyoshi Ohnaka | 1996-08-13 |
| 5502739 | Semiconductor laser device | Isao Kidoguchi, Kiyoshi Ohnaka, Hideto Adachi, Satoshi Kamiyama, Takeshi Uenoyama | 1996-03-26 |
| 5270246 | Manufacturing method of semiconductor multi-layer film and semiconductor laser | Kiyoshi Onaka | 1993-12-14 |