Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8115212 | Positive electrode for semiconductor light-emitting device | Noritaka Muraki, Munetaka Watanabe | 2012-02-14 |
| 8106419 | Group-III nitride compound semiconductor light-emitting device, method of manufacturing group-III nitride compound semiconductor light-emitting device, and lamp | Yasunori Yokoyama | 2012-01-31 |
| 8097482 | Method for manufacturing group III nitride semiconductor, method for manufacturing group III nitride semiconductor light-emitting device, group III nitride semiconductor light-emitting device, and lamp | Kenzo Hanawa, Yasumasa Sasaki | 2012-01-17 |
| 8080484 | Method for manufacturing group III nitride semiconductor layer, method for manufacturing group III nitride semiconductor light-emitting device, and group III nitride semiconductor light-emitting device, and lamp | Yasunori Yokoyama | 2011-12-20 |
| 8049227 | Group III nitride semiconductor light emitting device, method for producing the same, and lamp thereof | Hiromitsu Sakai | 2011-11-01 |
| 8012784 | Method for producing group III nitride semiconductor light emitting device, group III nitride semiconductor light emitting device, and lamp | Yasunori Yokoyama, Takehiko Okabe, Kenzo Hanawa | 2011-09-06 |
| 7888687 | Electrode for semiconductor light emitting device | — | 2011-02-15 |
| 7867801 | Apparatus for producing group-III nitride semiconductor layer, method of producing group-III nitride semiconductor layer, method of producing group-III nitride semiconductor light-emitting device, group-III nitride semiconductor light-emitting device thereof, and lamp thereof | Yasunori Yokoyama, Takehiko Okabe | 2011-01-11 |
| 7858419 | Gallium nitride-based compound semiconductor multilayer structure and production method thereof | Masato Kobayakawa, Hitoshi Takeda, Tetsuo Sakurai | 2010-12-28 |
| 7855386 | N-type group III nitride semiconductor layered structure | Akira Bandoh, Hiromitsu Sakai, Masato Kobayakawa, Mineo Okuyama, Hideki Tomozawa +3 more | 2010-12-21 |
| 7847314 | Gallium nitride-based compound semiconductor light-emitting device | Hironao Shinohara, Noritaka Muraki | 2010-12-07 |
| 7759690 | Gallium nitride-based compound semiconductor light-emitting device | Hironao Shinohara, Koji Kamei | 2010-07-20 |
| 7749785 | Manufacturing method of group III nitride semiconductor light-emitting device | Yasumasa Sasaki | 2010-07-06 |
| 7674644 | Method for fabrication of group III nitride semiconductor | Masato Kobayakawa | 2010-03-09 |
| 7655491 | P-type Group III nitride semiconductor and production method thereof | Hitoshi Takeda | 2010-02-02 |
| 7612363 | N-type group III nitride semiconductor stacked layer structure | Hitoshi Takeda | 2009-11-03 |
| 7601979 | Gallium nitride-based compound semiconductor multilayer structure and production method thereof | Tetsuo Sakurai, Hitoshi Takeda | 2009-10-13 |
| 7585690 | Process for producing group III nitride compound semiconductor light emitting device, group III nitride compound semiconductor light emitting device and lamp | Kenzo Hanawa, Yasumasa Sasaki | 2009-09-08 |
| 7521777 | Gallium nitride-based compound semiconductor multilayer structure and production method thereof | Hisao Sato | 2009-04-21 |
| 7498611 | Transparent electrode for semiconductor light-emitting device | Nobuo Eitoh, Noritaka Muraki, Munetaka Watanabe | 2009-03-03 |
| 7498184 | Production method for semiconductor device | Kenji Yakushiji, Katsuki Kusunoki | 2009-03-03 |
| 7482635 | Gallium nitride-based compound semiconductor multilayer structure and production method thereof | Masato Kobayakawa, Hitoshi Takeda, Tetsuo Sakurai | 2009-01-27 |
| 7453091 | Gallium nitride-based semiconductor device | Masato Kobayakawa, Hideki Tomozawa | 2008-11-18 |
| 7436045 | Gallium nitride-based semiconductor device | Masato Kobayakawa, Hideki Tomozawa | 2008-10-14 |
| 7399994 | Transparent electrode | Noritaka Muraki, Munetaka Watanabe, Yasushi Ohono | 2008-07-15 |