Issued Patents All Time
Showing 26–50 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8693515 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita, Masaki Ueno +5 more | 2014-04-08 |
| 8619828 | Group III nitride semiconductor laser diode | Katsushi Akita, Yohei Enya, Takashi Kyono, Masahiro Adachi, Shinji Tokuyama +2 more | 2013-12-31 |
| 8594145 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Koji Katayama, Masaki Ueno, Takatoshi Ikegami | 2013-11-26 |
| 8548021 | III-nitride semiconductor laser, and method for fabricating III-nitride semiconductor laser | Kei Fujii, Masaki Ueno, Katsushi Akita, Takashi Kyono, Takamichi Sumitomo +1 more | 2013-10-01 |
| 8546163 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita, Masaki Ueno +5 more | 2013-10-01 |
| 8541253 | III-nitride semiconductor laser device, and method of fabricating the III-nitride semiconductor laser device | Yohei Enya, Takashi Kyono, Masahiro Adachi, Shinji Tokuyama, Takamichi Sumitomo +4 more | 2013-09-24 |
| 8513645 | Gallium nitride-based epitaxial wafer and method of producing gallium nitride-based semiconductor light-emitting device | Masaki Ueno, Takao Nakamura | 2013-08-20 |
| 8513684 | Nitride semiconductor light emitting device | Takashi Kyono, Yohei Enya, Katsushi Akita, Masaki Ueno, Takamichi Sumitomo | 2013-08-20 |
| 8507305 | Group-III nitride semiconductor laser device, method of fabricating group-III nitride semiconductor laser device, and epitaxial substrate | Yohei Enya, Takashi Kyono, Takamichi Sumitomo, Nobuhiro Saga, Masahiro Adachi +6 more | 2013-08-13 |
| 8487327 | Group-III nitride semiconductor device, epitaxial substrate, and method of fabricating group-III nitride semiconductor device | Yohei Enya, Takashi Kyono, Takamichi Sumitomo, Katsushi Akita, Masaki Ueno +1 more | 2013-07-16 |
| 8488642 | Gallium nitride based semiconductor light-emitting device and method for fabricating the same, gallium nitride based light-emitting diode, epitaxial wafer, and method for fabricating gallium nitride light-emitting diode | Yohei Enya, Masaki Ueno, Takashi Kyono | 2013-07-16 |
| 8483251 | Group III nitride semiconductor laser diode, and method for producing group III nitride semiconductor laser diode | Yohei Enya, Takashi Kyono, Katsushi Akita, Masaki Ueno, Takamichi Sumitomo +1 more | 2013-07-09 |
| 8476086 | Semiconductor device and method of its manufacture | Shinsuke Fujiwara, Takashi Sakurada, Makoto Kiyama | 2013-07-02 |
| 8471366 | Nitride semiconductor substrate | Hidenori Mikami, Naoki Matsumoto, Hideki Osada, Sayuri Yamaguchi | 2013-06-25 |
| 8420419 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Koji Katayama, Masaki Ueno, Takatoshi Ikegami | 2013-04-16 |
| 8405066 | Nitride-based semiconductor light-emitting device | Takashi Kyono, Yohei Enya, Katsushi Akita, Takamichi Sumitomo, Masaki Ueno | 2013-03-26 |
| 8401048 | Group-III nitride semiconductor laser device, and method of fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Koji Katayama, Masaki Ueno, Takatoshi Ikegami | 2013-03-19 |
| 8391327 | Group III nitride semiconductor element and epitaxial wafer | Yohei Enya, Masaki Ueno, Fumitake Nakanishi | 2013-03-05 |
| 8389312 | Group-III nitride semiconductor laser device, and method of fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Takatoshi Ikegami, Masaki Ueno, Koji Katayama | 2013-03-05 |
| 8361885 | Group-III nitride semiconductor laser device, method of fabricating group-III nitride semiconductor laser device, and method of estimating damage from formation of scribe groove | Shimpei Takagi, Takatoshi Ikegami, Masaki Ueno, Koji Katayama | 2013-01-29 |
| 8357946 | Nitride semiconductor light emitting device, epitaxial substrate, and method for fabricating nitride semiconductor light emitting device | Takashi Kyono, Yohei Enya, Katsushi Akita, Masaki Ueno, Takamichi Sumitomo | 2013-01-22 |
| 8357558 | Method of making semiconductor light-emitting device | Takashi Kyono, Yohei Enya, Katsushi Akita, Masaki Ueno, Takamichi Sumitomo +2 more | 2013-01-22 |
| 8306082 | Group-III nitride semiconductor laser device, and method of fabricating group-III nitride semiconductor laser device | Yohei Enya, Takashi Kyono, Masahiro Adachi, Katsushi Akita, Masaki Ueno +5 more | 2012-11-06 |
| 8304793 | III-nitride semiconductor optical device and epitaxial substrate | Yohei Enya, Katsushi Akita, Masaki Ueno, Takashi Kyono, Takao Nakamura | 2012-11-06 |
| 8304269 | Method of fabricating group III nitride semiconductor device | Takashi Kyono, Yohei Enya, Katsushi Akita, Masaki Ueno, Takamichi Sumitomo +1 more | 2012-11-06 |