Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375136 | Semiconductor laser of patterned-substrate type and structure thereof | Toshiyuki Tanahashi, Makoto Kondo | 1994-12-20 |
| 5336635 | Manufacturing method of semiconductor laser of patterned-substrate type | Toshiyuki Tanahashi, Makoto Kondo | 1994-08-09 |