Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9425348 | Group III nitride semiconductor device, and method for fabricating group III nitride semiconductor device | Nobuhiro Saga, Kazuhide Sumiyoshi, Takashi Kyono, Koji Katayama, Tatsushi Hamaguchi +1 more | 2016-08-23 |
| 8927962 | Group III nitride semiconductor optical device | Masaki Ueno, Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Katsushi Akita +2 more | 2015-01-06 |
| 8917750 | III-nitride semiconductor laser diode | Masahiro Adachi, Yohei Enya, Takashi Kyono, Yusuke Yoshizumi, Katsushi Akita +4 more | 2014-12-23 |
| 8803274 | Nitride-based semiconductor light-emitting element | Takashi Kyono, Yohei Enya, Yusuke Yoshizumi, Katsushi Akita, Masaki Ueno +2 more | 2014-08-12 |
| 8741674 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Yusuke Yoshizumi, Shimpei Takagi, Yohei Enya, Takashi Kyono, Masahiro Adachi +5 more | 2014-06-03 |
| 8693515 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita +5 more | 2014-04-08 |
| 8619828 | Group III nitride semiconductor laser diode | Katsushi Akita, Yohei Enya, Takashi Kyono, Masahiro Adachi, Yusuke Yoshizumi +2 more | 2013-12-31 |
| 8581296 | Compound semiconductor device | Masahiro Adachi, Koji Katayama | 2013-11-12 |
| 8546163 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita +5 more | 2013-10-01 |
| 8541253 | III-nitride semiconductor laser device, and method of fabricating the III-nitride semiconductor laser device | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Masahiro Adachi, Takamichi Sumitomo +4 more | 2013-09-24 |
| 8507305 | Group-III nitride semiconductor laser device, method of fabricating group-III nitride semiconductor laser device, and epitaxial substrate | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Takamichi Sumitomo, Nobuhiro Saga +6 more | 2013-08-13 |
| 8415707 | Group III nitride semiconductor device | Masaki Ueno, Masahiro Adachi, Takashi Kyono, Takamichi Sumitomo, Koji Katayama +1 more | 2013-04-09 |
| 8357558 | Method of making semiconductor light-emitting device | Takashi Kyono, Yohei Enya, Yusuke Yoshizumi, Katsushi Akita, Masaki Ueno +2 more | 2013-01-22 |
| 8306082 | Group-III nitride semiconductor laser device, and method of fabricating group-III nitride semiconductor laser device | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita +5 more | 2012-11-06 |
| 8227277 | Group-III nitride semiconductor laser device, and method of fabricating group-III nitride semiconductor laser device | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita +5 more | 2012-07-24 |
| 8227898 | Ohmic contact on a p-type principal surface tilting with respect to the c-plane | Masahiro Adachi, Takashi Kyono, Yoshihiro Saito | 2012-07-24 |
| 7933303 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita +5 more | 2011-04-26 |