Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625637 | Surface emitting semiconductor laser and its manufacturing process | Tatsuya Asaka, Hideaki Iwano | 1997-04-29 |
| 5621750 | Surface emission type semiconductor laser, method and apparatus for producing the same | Hideaki Iwano, Takayuki Kondo, Tatsuya Asaka | 1997-04-15 |