Issued Patents 2011
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076167 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Yusuke Yoshizumi, Koji Katayama, Takatoshi Ikegami | 2011-12-13 |
| 8071405 | Group-III nitride semiconductor laser device, and method for fabricating group-III nitride semiconductor laser device | Shimpei Takagi, Yusuke Yoshizumi, Koji Katayama, Takatoshi Ikegami | 2011-12-06 |
| 8067257 | Nitride based semiconductor optical device, epitaxial wafer for nitride based semiconductor optical device, and method of fabricating semiconductor light-emitting device | Yohei Enya, Takashi Kyono, Katsushi Akita, Yusuke Yoshizumi, Takamichi Sumitomo +1 more | 2011-11-29 |
| 8053806 | Group III nitride semiconductor device and epitaxial substrate | Takashi Kyono, Yusuke Yoshizumi, Yohei Enya, Katsushi Akita, Takamichi Sumitomo +1 more | 2011-11-08 |
| 8048702 | Method of fabricating nitride-based semiconductor optical device | Yohei Enya, Yusuke Yoshizumi, Takashi Kyono, Katsushi Akita | 2011-11-01 |
| 8018029 | Gallium nitride-based epitaxial wafer and method of fabricating epitaxial wafer | Yusuke Yoshizumi, Takao Nakamura | 2011-09-13 |
| 8002892 | Group III nitride crystal substrate, method of its manufacture, and group III nitride semiconductor device | Ryu Hirota, Seiji Nakahata | 2011-08-23 |
| 7955881 | Method of fabricating quantum well structure | Katsushi Akita, Takamichi Sumitomo, Yohei Enya, Takashi Kyono | 2011-06-07 |
| 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 |
| 7919831 | Nitride semiconductor device having oxygen-doped N-type gallium nitride freestanding single crystal substrate | Kensaku Motoki | 2011-04-05 |
| 7887123 | Front body structure of automotive vehicle | Hiromasa Honji, Sakayu Terada, Michinari WATANABE | 2011-02-15 |
| 7883996 | Method of fabricating single crystal gallium nitride semiconductor substrate, nitride gallium semiconductor substrate and nitride semiconductor epitaxial substrate | — | 2011-02-08 |
| 7883915 | Method of making nitride semiconductor laser, method of making epitaxial wafer, and nitride semiconductor laser | Takashi Kyono | 2011-02-08 |
| 7879636 | 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 | 2011-02-01 |
| 7873088 | Group III nitride semiconductor element and epitaxial wafer | Yusuke Yoshizumi, Yohei Enya, Fumitake Nakanishi | 2011-01-18 |