Issued Patents All Time
Showing 76–82 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298847 | Counter EMF detector for use in electric motor controllers | Brian J. Seibel, Timothy M. Rowan | 1994-03-29 |
| 5140248 | Open loop motor control with both voltage and current regulation | Timothy M. Rowan | 1992-08-18 |
| 5121043 | PWM control in the pulse dropping region | Brian J. Seibel, David Leggate | 1992-06-09 |
| 5032771 | Slip control based on sensing voltage fed to an induction motor | Timothy M. Rowan | 1991-07-16 |
| 4958117 | Frequency control based on sensing voltage fed to an induction motor | Brian J. Seibel | 1990-09-18 |
| 4706012 | Frequency compensated regulator | Timothy M. Rowan | 1987-11-10 |
| 4680695 | Cross coupled current regulator | Timothy M. Rowan | 1987-07-14 |