Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7336570 | Apparatus and method for adjusting the tilt angle of an optical pickup device | Tetsuhiro Shiomi, Seiichiro Oishi, Ryuji Takeda, Mitsuhiko Awata, Yasushi Saito | 2008-02-26 |
| 6804176 | Apparatus and method for performing track search | — | 2004-10-12 |
| 5841751 | Recording-medium driving apparatus and recording-medium driving method with playback signal defect detector | Keiichi Tsutsui | 1998-11-24 |
| 5724326 | Apparatus for generating track count pulse | — | 1998-03-03 |