Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5539590 | Floppy disk controller allowed to detect status change of floppy disk driver in standby mode | — | 1996-07-23 |
| 5432647 | Copy protection disk format controller | — | 1995-07-11 |
| 4947140 | Voltage controlled oscillator using differential CMOS circuit | — | 1990-08-07 |
| 4857866 | Phase-locked loop having elongated time for charge and discharge | — | 1989-08-15 |
| 4774479 | Phase locked loop circuit | — | 1988-09-27 |