Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5236864 | Method of manufacturing a surface-emitting type semiconductor laser device | Kenichi Iga, Akira Ibaraki, Kenji Kawashima, Toru Ishikawa | 1993-08-17 |
| 5020066 | Surface-emitting-type semiconductor laser device | Kenichi Iga, Akira Ibaraki, Kenji Kawashima, Toru Ishikawa | 1991-05-28 |