Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8120151 | Optical semiconductor device and method for manufacturing the same | Kazuhisa Ishi, Takaaki Fujii, Hiroaki Okuma | 2012-02-21 |
| 7645643 | Optical semiconductor device method | — | 2010-01-12 |
| 7078734 | Optical semiconductor device | — | 2006-07-18 |