Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6255619 | Lens, semiconductor laser element, device for machining the lens and element, process for producing semiconductor laser element, optical element, and device and method for machining optical element | Takahisa Jitsuno, Hisashi Tamamura | 2001-07-03 |