Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8038893 | Method for producing semiconductor optical device | — | 2011-10-18 |
| 7955880 | Method of producing semiconductor optical device | Tetsuya Hattori, Kazunori Fujimoto | 2011-06-07 |
| 7947520 | Semiconductor laser and method of making the same | Hideki Yagi, Kenji Hiratsuka | 2011-05-24 |
| 7871840 | Method for manufacturing semiconductor optical device using inductive coupled plasma-enhance CVD | Tetsuya Hattori | 2011-01-18 |