Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646953 | Semiconductor laser device | Hiroki Naito | 1997-07-08 |
| 5633062 | Method of manufacturing rotation sensor and structure of rotation sensor | Hidetoshi Saito | 1997-05-27 |
| 5617435 | Lasing system with wavelength-conversion waveguide | Hideo Nagai, Toru Takayama, Akio Yoshikawa | 1997-04-01 |