Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9035336 | Semiconductor device | Koichi Tachibana, Hajime Nago, Shinya Nunoue | 2015-05-19 |
| 8835950 | Semiconductor device | Koichi Tachibana, Hajime Nago, Shinya Nunoue | 2014-09-16 |
| 8741686 | Semiconductor device | Koichi Tachibana, Hajime Nago, Shinya Nunoue | 2014-06-03 |
| 8466477 | Semiconductor device | Koichi Tachibana, Hajime Nago, Shinya Nunoue | 2013-06-18 |
| 7714350 | Gallium nitride based semiconductor device and method of manufacturing same | Hideto Sugawara | 2010-05-11 |
| 7683390 | Semiconductor device | Koichi Tachibana, Hajime Nago, Shinya Nunoue | 2010-03-23 |
| 7531397 | Method for manufacturing a semiconductor device on GAN substrate having surface bidirectionally inclined toward <1-100> and <11-20> directions relative to {0001} crystal planes | Koichi Tachibana, Shinya Nunoue, Masaaki Onomura | 2009-05-12 |
| 7397069 | Semiconductor device | Koichi Tachibana, Hajime Nago, Shinya Nunoue | 2008-07-08 |
| 7339255 | Semiconductor device having bidirectionally inclined toward <1-100> and <11-20> relative to {0001} crystal planes | Koichi Tachibana, Shinya Nunoue, Masaaki Onomura | 2008-03-04 |
| 7333523 | Semiconductor laser device | Akira Tanaka, Hideto Sugawara, Yoshiyuki Harada, Masaaki Onomura | 2008-02-19 |
| 6399526 | Heat treating apparatus using quartz glass | Hiroshi Tomita, Tsuneo Ishii | 2002-06-04 |
| 6263704 | Quartz glass, heat treating apparatus using quartz glass, and heat treating method | Hiroshi Tomita, Tsuneo Ishii | 2001-07-24 |
| 6093666 | Quartz glass, heat treating apparatus using quartz glass, and heat treating method | Hiroshi Tomita, Tsuneo Ishii | 2000-07-25 |