Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4453245 | Apparatus for detecting position of a reproducing transducer in a rotary recording medium reproducing apparatus | Hiroyuki Sugiyama, Masaki Sakurai, Yasuhiro Yusa, Kenji Yoshihara | 1984-06-05 |
| 4429335 | Rotary recording medium reproducing apparatus capable of performing special reproduction | Hiroyuki Sugiyama, Masaki Sakurai, Yasuhiro Yusa, Kenji Yoshihara | 1984-01-31 |
| 4419710 | Case for a disc-shaped recording medium | Hiroyuki Sugiyama, Masaki Sakurai, Yasuhiro Yusa, Kenji Yoshihara | 1983-12-06 |
| 4413292 | Rotary recording medium reproducing apparatus capable of performing automatic search reproduction | Hiroyuki Sugiyama, Masaki Sakurai, Yasuhiro Yusa, Kenji Yoshihara | 1983-11-01 |
| 4413299 | State indicating device in a rotary recording medium reproducing apparatus | Hiroyuki Sugiyama, Masaki Sakurai, Yasuhiro Yusa, Kenji Yoshihara | 1983-11-01 |