Issued Patents All Time
Showing 76–97 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5453905 | Circuit for increasing the breakdown voltage of a bipolar transistor | — | 1995-09-26 |
| 5450520 | Load current sampling technique | — | 1995-09-12 |
| 5428276 | Automatic adjustment of commutation delay for brushless DC motor for improved efficiency | Ermanno Pace, Mark E. Rohrbaugh | 1995-06-27 |
| 5410190 | Circuit for shortening the turn-off time of a power transistor | — | 1995-04-25 |
| 5397967 | Slew rate circuit for high side driver for a polyphase DC motor | Ali J. Rastegar | 1995-03-14 |
| 5376834 | Initialization circuit for automatically establishing an output to zero or desired reference potential | — | 1994-12-27 |
| 5374857 | Circuit for providing drive current to a motor using a sensefet current sensing device and a fast amplifier | — | 1994-12-20 |
| 5350984 | Method and apparatus for starting a brushless DC motor | Ermanno Pace | 1994-09-27 |
| 5338977 | Compensated circuit for driving inductive loads with very high bandwidth | — | 1994-08-16 |
| 5329560 | AGC circuit with non-linear gain for use in PLL circuit | Ali J. Rastegar | 1994-07-12 |
| 5306988 | Method and apparatus for operating polyphase dc motors | Mark E. Rohrbaugh | 1994-04-26 |
| 5296857 | Digital to analog converter with precise linear output for both positive and negative digital input values | — | 1994-03-22 |
| 5297024 | Voice coil driver with variable gain in seek and track-follow modes | — | 1994-03-22 |
| 5293445 | AGC with non-linear gain for PLL circuits | — | 1994-03-08 |
| 5285135 | Automatic adjustment of commutation delay for brushless DC motor for improved efficiency | Ermanno Pace, Mark E. Rohrbaugh | 1994-02-08 |
| 5245222 | Method and apparatus for buffering electrical signals | — | 1993-09-14 |
| 5223772 | Method and apparatus for providing the lock of a phase-locked loop system from frequency sweep | — | 1993-06-29 |
| 5204594 | Circuit for providing a signal proportional to the average current flowing through coils of a motor operated in both linear and PWM modes | — | 1993-04-20 |
| 5166544 | Pseudo Darlington driver acts as Darlington during output slew, but has only 1 V.sub.BE drop when fully turned on | — | 1992-11-24 |
| 5157351 | Insulated gate enhancement mode field effect transistor with slew-rate control on drain output | — | 1992-10-20 |
| 5124586 | Impedance multiplier | — | 1992-06-23 |
| 5017845 | Brushless direct current motor starting and operating apparatus and method | Ermanno Pace, Mark McCormack | 1991-05-21 |