Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295125 | Optical head device for recording/reproduction for recording medium using plural light spots | Kunikazu OONISHI, Tohru Sasaki, Yasuo Kitada, Akira Saito | 1994-03-15 |
| 5278813 | Optical recording/reproducing apparatus with light beam deflection means including wedge-shaped prism | Kunikazu Ohnishi, Tohru Sasaki, Michio Miura, Akira Saito, Kazuo Shigematsu | 1994-01-11 |