Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252834 | Optical disc device and optical disc discriminating method | — | 2001-06-26 |
| 6248777 | Remedies for peripheral circulation disturbances | Hiroshi Koga, Hisanori Takanashi | 2001-06-19 |
| 6229772 | Optical disc device and optical disc discriminating method | Kenji Nagashima, Futoshi Tsukada | 2001-05-08 |
| 6147941 | Optical disc device and optical disc discriminating method | — | 2000-11-14 |
| 6034934 | Disc reproduction apparatus | Kunihiko Miyake, Yukio Shishido, Hiroyuki Ito | 2000-03-07 |
| 6034937 | Optical disc reproduction method and optical disc reproduction apparatus | — | 2000-03-07 |
| 6005832 | Optical disc device and optical disc discriminating method | — | 1999-12-21 |
| 5703852 | Optical disk reproducing apparatus having a cosine equalizer with boosted frequency characteristics | — | 1997-12-30 |
| 5636196 | Optical disc apparatus with selectively shiftable seek operation capture range | — | 1997-06-03 |
| 5003523 | Apparatus for recording and reproducing information on an optical disk with a focus servo system for avoiding influence of traverse signal during search | Shigeaki Wachi | 1991-03-26 |