Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091678 | Method and apparatus for detecting position of alternated land and groove of information recording medium | Tetsuya Fushimi, Toru Kawashima, Hisataka Sugiyama, Hiroyuki Minamura, Yoshio Suzuki | 2000-07-18 |
| 5541909 | Optical disc with phase pits and a reproducing apparatus for data recorded on the optical disc | Junji Nakajima, Kunikazu Ohnishi, Tooru Sasaki, Makoto Miyamoto, Masaaki Kurebayashi +4 more | 1996-07-30 |
| 5179545 | Tracking control apparatus for controlling the tracking of a target track | Motoyuki Suzuki, Yoshio Miura | 1993-01-12 |