Issued Patents All Time
Showing 76–79 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644413 | Optical head for adjusting a positional relation between the information medium and the optical head | Yoshiaki Komma, Sadao Mizuno, Makoto Kato, Seiji Nishino | 1997-07-01 |
| 5440536 | Optical disk apparatus for producing information recorded on a recording track | Noboru Ito, Shinichi Tanaka, Sadao Mizuno, Hideki Hayashi | 1995-08-08 |
| 5430701 | Optical disk apparatus for optically recording or reproducing information on an optical recording medium | Noboru Ito, Shinichi Tanaka, Sadao Mizuno, Hideki Hayashi | 1995-07-04 |
| 5347504 | Optical disk apparatus for optically recording or reproducing information on an optical recording medium | Noboru Ito, Shinichi Tanaka, Sadao Mizuno, Hideki Hayashi | 1994-09-13 |