Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687142 | Disc apparatus having a plurality of reading/recording head driving manners for disc track seeking movement | — | 1997-11-11 |
| 5521770 | Disc apparatus having a plurality of reading/recording head driving manners for disc track seeking movement | — | 1996-05-28 |
| 5357384 | Rotating disk data storage apparatus capable of preventing head travel when the disk is not loaded | Hiroshi Tsuyuguchi, Shinichiro Tanaka, Tohru Miura, Miya Enami, Yoshiaki Sakai | 1994-10-18 |