Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12107393 | Semiconductor laser element, testing method, and testing device | Hiroki Nagai | 2024-10-01 |
| 11824326 | Semiconductor laser element, testing method, and testing device | Hiroki Nagai | 2023-11-21 |
| 11171465 | Submount for semiconductor laser device on heat assisted recording device | Shinichi Ijima, Norio Ikedo | 2021-11-09 |
| 7613097 | Optical pickup apparatus with bilaterally divided light beams | Hideyuki Nakanishi, Toshihiro Kuroda, Daisuke Furukawa | 2009-11-03 |