Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11228160 | AlGaInPAs-based semiconductor laser device and method for producing same | Ryuhichi Sogabe | 2022-01-18 |
| 7180925 | Semiconductor laser device and manufacturing method therefor | Yoshiaki Ueda, Keisuke Miyazaki, Masaki Tatsumi, Taiji Morimoto | 2007-02-20 |
| 7034341 | Semiconductor laser device having a multi-layer buffer layer | Keisuke Miyazaki, Taiji Morimoto | 2006-04-25 |
| 6967119 | Semiconductor laser device and method of fabricating the same | Taiji Morimoto, Keisuke Miyazaki, Masaki Tatsumi, Yoshiaki Ueda | 2005-11-22 |
| 6919217 | Semiconductor laser device fabricating method | Keisuke Miyazaki, Taiji Morimoto | 2005-07-19 |