Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9948059 | Semiconductor laser light source and fabrication method | Tokuharu Kimura, Tsuyoshi Yamamoto, Kazumasa Takabayashi | 2018-04-17 |
| 9819153 | Optical semiconductor device and manufacturing method thereof | Manabu Matsuda | 2017-11-14 |
| 9728938 | Optical semiconductor device, optical semiconductor device array, and optical transmitter module | Manabu Matsuda | 2017-08-08 |
| 8987117 | Semiconductor optical integrated device and method for fabricating the same | Shigekazu Okumura, Mitsuru Ekawa, Shuichi Tomabechi | 2015-03-24 |
| 8938138 | Optical semiconductor device and method of manufacturing optical semiconductor device | Kazumasa Takabayashi | 2015-01-20 |
| 8565279 | Semiconductor optical integrated device and method for fabricating the same | Shigekazu Okumura, Mitsuru Ekawa, Shuichi Tomabechi | 2013-10-22 |
| 7627212 | Optical integrated device | Shinsuke Tanaka, Kazumasa Takabayashi | 2009-12-01 |
| 7539385 | Optical semiconductor device and fabrication process thereof | Tatsuya Takeuchi | 2009-05-26 |
| 7456422 | Semiconductor device | Hiroji Ebe, Kenichi Kawaguchi | 2008-11-25 |