Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357102 | Tilted light detection device for preventing undesirable retro-reflection | — | 1994-10-18 |
| 5345432 | Optical head | Akihiro Kasahara, Hideo Yamasaki, Takashi Yoshizawa | 1994-09-06 |