Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774936 | Stepper motor | Sudhir Nagaraj, Sooping Saw | 2023-10-03 |
| 11573919 | Multi-slave serial communication | Ishtiaque Amin, Kuang-Yu Chiang, Ryan Paul Kehr | 2023-02-07 |
| 11309814 | Electric motor power control circuitry | Michael Edwin Butenhoff, Nicholas James Oborny | 2022-04-19 |
| 11101754 | Stall detection in stepper motors using differential back-EMF between rising and falling commutation phase of motor current | Sooping Saw, Wen-Pin Lin, Sudhir Nagaraj | 2021-08-24 |
| 11063577 | Pulse width modulation technique with time-ratio duty cycle computation | Paul Vulpoiu, Sudhir Nagaraj | 2021-07-13 |
| 10979045 | Transistor ringing adjustment circuit and method | Michael Edwin Butenhoff, Anuj Jain | 2021-04-13 |
| 10879823 | Electric motor power control circuitry | Michael Edwin Butenhoff, Nicholas James Oborny | 2020-12-29 |
| 10848148 | Motor drive switch control with adaptive slew rate monitoring | Michael Edwin Butenhoff, Nicholas James Oborny | 2020-11-24 |
| 10824130 | Stepper motor | Sudhir Nagaraj, Sooping Saw | 2020-11-03 |
| 10707842 | Pulse width modulation technique with time-ratio duty cycle computation | Paul Vulpoiu, Sudhir Nagaraj | 2020-07-07 |
| 10686391 | Stall detection in stepper motors using differential back-EMF between rising and falling commutation phase of motor current | Sooping Saw, Wen-Pin Lin, Sudhir Nagaraj | 2020-06-16 |
| 10615779 | Adaptive threshold control system for detecting and adjusting the duration of regions of operation during transistor turn on and turn off | Michael Edwin Butenhoff, Sudhir Nagaraj | 2020-04-07 |
| 10063170 | Methods and apparatus for robust and efficient stepper motor BEMF measurement | Sooping Saw, Anuj Jain, Matthew Hein | 2018-08-28 |
| 9647588 | Decay lock loop for time varying current regulation in electric motors | Sudhir Nagaraj, David H. Elwart, II, Anuj Jain | 2017-05-09 |
| 8492925 | Apparatus for charging an external capacitor | Gowtham Vemulapalli, Abidur Rahman | 2013-07-23 |
| 7586950 | Remote management interface | Rajendra R. Damle, Robert W. Cantwell, Jack R. Carrell, Steven C. Deans, Trevis M. Lunsford +1 more | 2009-09-08 |