Issued Patents All Time
Showing 76–90 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7728348 | Substrate having thin film of GaN joined thereon and method of fabricating the same, and a GaN-based semiconductor device and method of fabricating the same | Hitoshi Kasai, Akihiro Hachigo, Yoshiki Miura | 2010-06-01 |
| 7687822 | Light emitting apparatus | Youichi Nagai, Makoto Kiyama, Takao Nakamura, Takashi Sakurada, Koji Uematsu +3 more | 2010-03-30 |
| 7550776 | Light generating semiconductor device and method of making the same | — | 2009-06-23 |
| 7547910 | Semiconductor light-emitting device and method of manufacturing semiconductor light-emitting device | Yusuke Yoshizumi, Takashi Kyono, Hiroyuki Kitabayashi, Koji Katayama | 2009-06-16 |
| 7508011 | Semiconductor light generating device | Takao Nakamura, Hideki Hirayama | 2009-03-24 |
| 7387678 | GaN substrate and method of fabricating the same, nitride semiconductor device and method of fabricating the same | Eiryo Takasuka, Masahiro Nakayama, Masaki Ueno, Kouhei Miura, Takashi Kyono | 2008-06-17 |
| 7368310 | Light generating semiconductor device and method of making the same | — | 2008-05-06 |
| 7351347 | Gallium-nitride deposition substrate, method of manufacturing gallium-nitride deposition substrate, and method of manufacturing gallium nitride substrate | Takuji Okahisa | 2008-04-01 |
| 7294867 | Semiconductor light generating device | Takao Nakamura, Hideki Hirayama | 2007-11-13 |
| 7202509 | Light emitting apparatus | Youichi Nagai, Makoto Kiyama, Takao Nakamura, Takashi Sakurada, Koji Uematsu +3 more | 2007-04-10 |
| 7195937 | Method for measuring withstand voltage of semiconductor epitaxial wafer and semiconductor epitaxial wafer | Masashi Yamashita, Makoto Kiyama | 2007-03-27 |
| 7190004 | Light emitting device | Youichi Nagai, Makoto Kiyama, Takao Nakamura, Takashi Sakurada, Koji Uematsu +3 more | 2007-03-13 |
| 6998284 | Semiconductor device having quantum well structure, and method of forming the same | Takashi Kyono, Masaki Ueno | 2006-02-14 |
| 6387722 | Methods for preparing an epitaxial wafer having a gallium nitride epitaxial layer deposited on a semiconductor substrate | Kensaku Motoki, Masato Matsushima, Mitsuru Shimazu, Kikurou Takemoto, Hisashi Seki +1 more | 2002-05-14 |
| 6270587 | Epitaxial wafer having a gallium nitride epitaxial layer deposited on semiconductor substrate and method for preparing the same | Kensaku Motoki, Masato Matsushima, Mitsuru Shimazu, Kikurou Takemoto, Hisashi Seki +1 more | 2001-08-07 |