Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6560266 | Distributed feedback semiconductor laser | Hajime Shoji, Tsutomu Ishikawa | 2003-05-06 |
| 6512783 | Semiconductor laser and method of manufacturing the same | Tsuyoshi Yamamoto, Hajime Shoji, Takayuki Watanabe, Takuya Fujii | 2003-01-28 |