Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8822975 | Method of manufacturing semiconductor laser, semiconductor laser, optical pickup, optical disk device, method of manufacturing semiconductor device, semiconductor device, and method of growing nitride type Group III-V compound semiconductor layer | Masaru Kuramoto, Eiji Nakayama | 2014-09-02 |
| 8530255 | Method of manufacturing semiconductor laser, semiconductor laser, optical pickup, optical disk device, method of manufacturing semiconductor device, semiconductor device, and method of growing nitride type group III-V compound semiconductor layer | Masaru Kuramoto, Eiji Nakayama, Tsuyoshi Fujimoto | 2013-09-10 |
| 8202750 | Method of manufacturing semiconductor device, semiconductor laser, optical pickup, and optical disk device with nitride type group III-V compound semiconductor layer | Masaru Kuramoto, Eiji Nakayama | 2012-06-19 |