Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142518 | Gain control system for error signal amplifier in tracking servo apparatus | Koichi Ishitoya, Hiromi Ota | 1992-08-25 |
| 5136560 | CAV/CLV composite disk accessing method utilizing different accessing procedures for respective CAV and CLV areas | Koichi Ishitoya | 1992-08-04 |
| 5130968 | Apparatus for monitoring a reading position for use in a disc player | Koichi Ishitoya, Akihiko Tagawa | 1992-07-14 |
| 5079755 | Apparatus for detecting a deviation of a reading position for use in a disc player | Koichi Ishitoya | 1992-01-07 |
| 4977554 | Slider-position detector for detecting the position of the slider of a disk player | Koichi Ishitoya, Akihiko Tagawa | 1990-12-11 |
| 4964111 | Slider control device for disk player | Koichi Ishitoya, Akihiko Tagawa | 1990-10-16 |
| 4926405 | High-speed search method for use in a disc player system | Kiyoshi Tateishi, Koichi Ishitoya, Haruyasu Sakata | 1990-05-15 |