Issued Patents All Time
Showing 26–34 of 34 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, Ryuzo Abe, Yasuhiro Yusa | 1984-06-05 |
| 4433347 | Apparatus for automatically reproducing signals in accordance with a mode of the recorded signals | Hiroyuki Sugiyama, Yasuhiro Yusa, Ryozo Abe, Masaki Sakurai | 1984-02-21 |
| 4429335 | Rotary recording medium reproducing apparatus capable of performing special reproduction | Hiroyuki Sugiyama, Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa | 1984-01-31 |
| 4428003 | Periodical signal detection circuit in a reproducing apparatus | Hiroyuki Sugiyama, Ryozo Abe, Masaki Sakurai | 1984-01-24 |
| 4428074 | High-speed search system in a rotary recording medium reproducing apparatus | Ryozo Abe, Masaki Sakurai, Hiroyuki Sugiyama, Yasuhiro Yusa | 1984-01-24 |
| 4423497 | Rotary recording medium reproducing apparatus capable of performing special reproduction | Hiroyuki Sugiyama, Masaki Sakurai, Ryozo Abe | 1983-12-27 |
| 4419710 | Case for a disc-shaped recording medium | Hiroyuki Sugiyama, Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa | 1983-12-06 |
| 4413292 | Rotary recording medium reproducing apparatus capable of performing automatic search reproduction | Hiroyuki Sugiyama, Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa | 1983-11-01 |
| 4413299 | State indicating device in a rotary recording medium reproducing apparatus | Hiroyuki Sugiyama, Masaki Sakurai, Ryuzo Abe, Yasuhiro Yusa | 1983-11-01 |