Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6030849 | Methods of manufacturing semiconductor, semiconductor device and semiconductor substrate | Yoshiaki Hasegawa, Akihiko Ishibashi, Nobuyuki Uemura, Masahiro Kume, Yoshihiro Hara +2 more | 2000-02-29 |
| 5923950 | Method of manufacturing a semiconductor light-emitting device | Akihiko Ishibashi, Yoshihiro Hara, Nobuyuki Uemura, Masahiro Kume | 1999-07-13 |
| 5895225 | Semiconductor light-emitting device and production method thereof | Isao Kidoguchi, Hideto Adachi, Akihiko Ishibashi, Kiyoshi Ohnaka, Minoru Kubo | 1999-04-20 |
| 5751013 | Semiconductor light-emitting device and production method thereof | Isao Kidoguchi, Hideto Adachi, Akihiko Ishibashi, Kiyoshi Ohnaka, Minoru Kubo | 1998-05-12 |
| 5299218 | Multi-tip semiconductor laser | Touru Saitoh, Tadasi Narusawa, Kiyoshi Ohnaka | 1994-03-29 |
| 5144633 | Semiconductor laser and manufacturing method thereof | Kiyoshi Ohnaka, Isao Kidoguchi | 1992-09-01 |
| 4885260 | Method of laser enhanced vapor phase growth for compound semiconductor | Masaya Manno, Minoru Kubo, Mototsugu Morisaki, Mototsugu Ogura | 1989-12-05 |
| 4843031 | Method of fabricating compound semiconductor laser using selective irradiation | Hiraaki Tsujii, Youichi Sasai, Mototsugu Ogura, Hiroyuki Serizawa | 1989-06-27 |