Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8835967 | Nitride-based semiconductor light-emitting device | Akira Inoue, Toshiya Yokogawa | 2014-09-16 |
| 8791473 | Nitride semiconductor light-emitting element, illuminating device, liquid crystal display device, method for producing nitride semiconductor light-emitting element and method for manufacturing illuminating device | Toshiya Yokogawa, Akira Inoue, Mitsuaki Oya, Atsushi Yamada, Tadashi Yano | 2014-07-29 |
| 8729579 | Nitride-based semiconductor light-emitting element, lighting device, liquid crystal display device, and method for producing lighting device | Toshiya Yokogawa, Akira Inoue, Mitsuaki Oya, Atsushi Yamada, Tadashi Yano | 2014-05-20 |
| 8648350 | Gallium nitride compound semiconductor light-emitting device | Ryou Kato, Akira Inoue, Toshiya Yokogawa | 2014-02-11 |
| 8587022 | Nitride semiconductor light-emitting element and process for production thereof | Akira Inoue, Junko Iwanaga, Ryou Kato, Toshiya Yokogawa | 2013-11-19 |
| 8455905 | Semiconductor light-emitting device | Akira Inoue, Toshiya Yokogawa | 2013-06-04 |
| 8268706 | Semiconductor device manufacturing method | Ryou Kato, Akira Inoue, Atsushi Yamada, Toshiya Yokogawa | 2012-09-18 |
| 8058639 | Nitride semiconductor element and method for production thereof | Akira Inoue, Toshiya Yokogawa | 2011-11-15 |