Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954105 | Disk drive and error amplifier therefor and related methods | — | 2005-10-11 |
| 6504328 | Sensorless motor driver with BEMF mask extender | — | 2003-01-07 |
| 5877914 | Amplifier output clamping scheme | — | 1999-03-02 |
| 5862301 | Motor control with clamped filter output | — | 1999-01-19 |
| 5192901 | Short circuit protection | — | 1993-03-09 |
| 5142217 | Synchronizable power supply controller and a system incorporating the same | — | 1992-08-25 |
| 4999527 | One-spot multivibrator | — | 1991-03-12 |
| 4931750 | Voltage controlled oscillator | — | 1990-06-05 |
| 4916332 | Timing and supply bias circuit using one capacitor | — | 1990-04-10 |
| 4887022 | Under voltage lockout circuit for switching mode power supply | — | 1989-12-12 |
| 4885525 | Voltage controllable current source | — | 1989-12-05 |
| 4820935 | Multiple function driver circuit | — | 1989-04-11 |
| 4819122 | Over-current timer modulator | — | 1989-04-04 |
| 4791315 | Cross-coupled latch | — | 1988-12-13 |
| 4740742 | Voltage regulator start-up circuit | — | 1988-04-26 |
| 4720689 | High frequency precision oscillator with synchronous capability | — | 1988-01-19 |
| 4670721 | Relaxation oscillator integrated circuit having shortable zener diodes for adjusting discharge current | John G. Metro, Steven S. Yole | 1987-06-02 |
| 4598259 | Stable frequency sawtooth oscillator | — | 1986-07-01 |
| 4494088 | Oscillator with capacitor charged and discharged by current proportional to a reference current | George E. Rollins | 1985-01-15 |
| 4485301 | Linear two-terminal integrated circuit photo sensor | Edward Chalfin | 1984-11-27 |
| 4467191 | Photo diode with auxiliary photo diode regulator | Edward Chalfin | 1984-08-21 |
| 4454416 | Photo-electric circuit employing current mirrors | Edward Chalfin | 1984-06-12 |
| 4450415 | Alterable mode oscillator | — | 1984-05-22 |
| 4439673 | Two terminal integrated circuit light-sensor | — | 1984-03-27 |
| 4426658 | IC With protection against reversed power supply | — | 1984-01-17 |