Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359619 | Multi-beam semiconductor laser and method for producing the same | Ichiro Yoshida, Junichi Hashimoto | 1994-10-25 |
| 5276698 | Semiconductor laser having an optical waveguide layer including an AlGaInP active layer | Ichiro Yoshida | 1994-01-04 |