| 5963517 |
Disk reproducing speed control method and a disk reproducing apparatus using the same |
Harushige Nakagaki, Tokinori Furuichi, Kazuhiro Oda, Hideo Suenaga |
1999-10-05 |
| 5875156 |
Playback system for an optical disc representing a character or a graphic pattern formed by specified pit patterns |
Tamotsu Ito, Hiroshi Banno, Takashi Takeuchi |
1999-02-23 |
| 5751671 |
Information recording media and optical disk, disk having specific data so that a visible pattern of characters or graphics appear on a copy disk |
Hiroshi Banno, Tamotsu Ito, Takashi Takeuchi |
1998-05-12 |
| 5737306 |
Playback system for an optical disc presenting a character or a graphic pattern formed by specified pit patterns on data tracks |
Tamotsu Ito, Hiroshi Banno, Takashi Takeuchi |
1998-04-07 |
| 5608717 |
Information recording media and optical disc presenting a character or a graphic pattern formed by specified pit patterns on data tracks |
Tamotsu Ito, Hiroshi Banno, Takashi Takeuchi |
1997-03-04 |
| D302553 |
Magnetic tape cassette |
Ichitaro Satoh |
1989-08-01 |