Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10170891 | AlGaInP-based semiconductor laser | Masato Hagimoto, Tsutomu KIYOSUMI, Shinji Sasaki, Satoshi Kawanaka | 2019-01-01 |
| 9425583 | AlGaInP-based semiconductor laser | Masato Hagimoto, Tsutomu KIYOSUMI, Shinji Sasaki, Satoshi Kawanaka | 2016-08-23 |
| 7309879 | Semiconductor laser, manufacturing the same and semiconductor laser device | Hidetaka Karita, Atsushi Nakamura, Shigeo Yamashita | 2007-12-18 |
| 7029936 | Semiconductor laser, device having reduced contact resistance and manufacturing method thereof | Hidetaka Karita, Atsushi Nakamura, Shigeo Yamashita | 2006-04-18 |