Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5245599 | Disc player using a servo loop with a variable transfer function | Hidehiro Ishii, Noriyoshi Takeya, Tatsuya Fukuda | 1993-09-14 |
| 5187696 | Method for setting the loop gain in a focusing servo loop | Hidehiro Ishii, Hiroshi Takeya, Tatsuya Fukuda | 1993-02-16 |
| 5105402 | Disc player with manual search function | Hidehiro Ishii, Noriyoshi Takeya, Tatsuya Fukuda | 1992-04-14 |
| 5101391 | Method for setting the loop gain in a tracking servo loop | Hidehiro Ishii, Noriyoshi Takeya, Tatsuya Fukuda | 1992-03-31 |
| 5084849 | Method for setting the loop gain of servo loops in a disc player | Hidehiro Ishii, Noriyoshi Takeya, Tatsuya Fukuda | 1992-01-28 |
| 5065386 | Servo system responsive to noise and having variable characteristic filter means | Noriyoshi Takeya, Hidehiro Ishii, Tatsuya Fukuda | 1991-11-12 |
| 5050149 | Servo device for disc player | Hidehiro Ishii, Noriyoshi Takeya, Tatsuya Fukuda | 1991-09-17 |