Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6335216 | Method for fabricating a semiconductor optical device having a ridge stripe | Keiichi Yabusaki, Naoki Tsukiji | 2002-01-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6335216 | Method for fabricating a semiconductor optical device having a ridge stripe | Keiichi Yabusaki, Naoki Tsukiji | 2002-01-01 |