Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9001859 | Ridge semiconductor laser and method for manufacturing a ridge semiconductor laser | Atsuo Kozen, Jun-ichi Asaoka, Kenji Hirai, Hiroshi Yokoyama | 2015-04-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9001859 | Ridge semiconductor laser and method for manufacturing a ridge semiconductor laser | Atsuo Kozen, Jun-ichi Asaoka, Kenji Hirai, Hiroshi Yokoyama | 2015-04-07 |