Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9614350 | Semiconductor laser element and near-field light output device using same | Kentaroh Tani, Toshiyuki Kawakami | 2017-04-04 |
| 8861561 | Semiconductor laser chip, semiconductor laser device, and semiconductor laser chip manufacturing method | Toshiyuki Kawakami | 2014-10-14 |
| 7106771 | Semiconductor laser device and optical pickup device | Hisayuki Shinohara, Osamu Hamaoka | 2006-09-12 |
| 6907054 | Semiconductor laser device | — | 2005-06-14 |
| 6678298 | Semiconductor laser chip and optical pickup using the same | — | 2004-01-13 |