Issued Patents All Time
Showing 51–75 of 197 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8829545 | Group III nitride semiconductor light-emitting device | Takashi Kyono, Yusuke Yoshizumi | 2014-09-09 |
| 8815621 | Method of forming p-type gallium nitride based semiconductor, method of forming nitride semiconductor device, and method of forming epitaxial wafer | Yusuke Yoshizumi, Takao Nakamura | 2014-08-26 |
| 8803274 | Nitride-based semiconductor light-emitting element | Takashi Kyono, Yohei Enya, Yusuke Yoshizumi, Katsushi Akita, Takamichi Sumitomo +2 more | 2014-08-12 |
| 8772064 | Group-III nitride semiconductor laser device, and method of fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Yusuke Yoshizumi, Koji Katayama, Takatoshi Ikegami | 2014-07-08 |
| 8752850 | Arm component for vehicles and its manufacturing method | Hitoshi Kunihara | 2014-06-17 |
| 8748868 | Nitride semiconductor light emitting device and epitaxial substrate | Takashi Kyono, Yohei Enya, Katsushi Akita, Yusuke Yoshizumi, Takamichi Sumitomo | 2014-06-10 |
| 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 |
| 8731016 | Nitride semiconductor light emitting device | Takashi Kyono, Yohei Enya, Katsunori Yanashima, Kunihiko Tasai, Hiroshi Nakajima +1 more | 2014-05-20 |
| 8718110 | Nitride semiconductor laser and epitaxial substrate | Takashi Kyono, Yohei Enya, Takamichi Sumitomo, Yusuke Yoshizumi, Katsunori Yanashima +2 more | 2014-05-06 |
| 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 |
| 8633093 | Oxygen doping method to gallium nitride single crystal substrate | Kensaku Motoki | 2014-01-21 |
| 8628616 | Vapor-phase process apparatus, vapor-phase process method, and substrate | Eiryo Takasuka, Toshio Ueda, Toshiyuki Kuramoto | 2014-01-14 |
| 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, Yusuke Yoshizumi, Koji Katayama, Takatoshi Ikegami | 2013-11-26 |
| 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 |
| 8548021 | III-nitride semiconductor laser, and method for fabricating III-nitride semiconductor laser | Kei Fujii, Katsushi Akita, Takashi Kyono, Yusuke Yoshizumi, Takamichi Sumitomo +1 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, Shinji Tokuyama +4 more | 2013-09-24 |
| 8513684 | Nitride semiconductor light emitting device | Takashi Kyono, Yohei Enya, Yusuke Yoshizumi, Katsushi Akita, Takamichi Sumitomo | 2013-08-20 |
| 8513645 | Gallium nitride-based epitaxial wafer and method of producing gallium nitride-based semiconductor light-emitting device | Yusuke Yoshizumi, Takao Nakamura | 2013-08-20 |
| 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 |
| 8487327 | Group-III nitride semiconductor device, epitaxial substrate, and method of fabricating group-III nitride semiconductor device | Yohei Enya, Yusuke Yoshizumi, Takashi Kyono, Takamichi Sumitomo, Katsushi Akita +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 | Yusuke Yoshizumi, Yohei Enya, Takashi Kyono | 2013-07-16 |
| 8483251 | Group III nitride semiconductor laser diode, and method for producing group III nitride semiconductor laser diode | Yohei Enya, Yusuke Yoshizumi, Takashi Kyono, Katsushi Akita, Takamichi Sumitomo +1 more | 2013-07-09 |
| 8477818 | Gallium nitride-based semiconductor laser device, and method for fabricating gallium nitride-based semiconductor laser device | Tetsuya Kumano, Takashi Kyono, Yohei Enya, Katsunori Yanashima, Kunihiko Tasai +1 more | 2013-07-02 |
| 8476615 | GaN-based semiconductor light emitting device and the method for making the same | Yohei Enya, Takashi Kyono, Takamichi Sumitomo, Katsushi Akita, Takao Nakamura | 2013-07-02 |