Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968845 | Method for etching a compound semiconductor, a semi-conductor laser device and method for producing the same | Toyoji Chino, Yasuhito Kumabuchi, Isao Kidoguchi | 1999-10-19 |
| 5895225 | Semiconductor light-emitting device and production method thereof | Isao Kidoguchi, Akihiko Ishibashi, Kiyoshi Ohnaka, Yuzaburo Ban, Minoru Kubo | 1999-04-20 |
| 5787104 | Semiconductor light emitting element and method for fabricating the same | Satoshi Kamiyama, Masakatsu Suzuki, Takeshi Uenoyama, Kiyoshi Ohnaka, Akira Takamori +5 more | 1998-07-28 |
| 5751013 | Semiconductor light-emitting device and production method thereof | Isao Kidoguchi, Akihiko Ishibashi, Kiyoshi Ohnaka, Yuzaburo Ban, Minoru Kubo | 1998-05-12 |
| 5600667 | Semiconductor laser device | Isao Kidoguchi, Kiyoshi Ohnaka, Satoshi Kamiyama, Masaya Mannou, Takeshi Uenoyama | 1997-02-04 |
| 5523256 | Method for producing a semiconductor laser | Isao Kidoguchi, Kiyoshi Ohnaka, Satoshi Kamiyama | 1996-06-04 |
| 5502739 | Semiconductor laser device | Isao Kidoguchi, Kiyoshi Ohnaka, Satoshi Kamiyama, Masaya Mannou, Takeshi Uenoyama | 1996-03-26 |