Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650672 | Semiconductor laser element having excellent light confinement effect and method for producing the semiconductor laser element | Masato Ishino | 2003-11-18 |
| 6636541 | Semiconductor laser device | Hisashi Nakayama, Masato Ishino, Yasushi Matsui | 2003-10-21 |
| 6625189 | Semiconductor laser device and fabrication method thereof | Masato Ishino, Tomoaki Toda, Yoshiaki Nakano | 2003-09-23 |