Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6998800 | Current sensor for DC powered three phase motor control system | — | 2006-02-14 |
| 4868479 | Low loss permanent magnet motor | Ahn Byong-Ho, Philip J. Gilinson, Jr., David C. Whipple, William P. Curtiss | 1989-09-19 |
| 4862049 | Constant area pulse generating network | — | 1989-08-29 |
| 4670698 | Adaptive induction motor controller | William P. Curtiss, Jonathan R. Leehey | 1987-06-02 |
| 4620272 | Line-regenerative motor controller with current limiter | Stanley P. Sassower | 1986-10-28 |
| 4506321 | Motion control system with adaptive deceleration | Robert H. Comstock, William P. Curtiss | 1985-03-19 |
| 4484126 | Induction motor controller | Robert H. Comstock | 1984-11-20 |
| 4461987 | Current sensing circuit for motor controls | William P. Curtiss, William T. Fejes, Jr. | 1984-07-24 |
| 4455513 | Self-starting transducerless, brushless D.C. motor controller | William P. Curtiss, William T. Fejes, Jr. | 1984-06-19 |
| 4417194 | Induction generator system with switched capacitor control | William P. Curtiss | 1983-11-22 |
| 4348627 | Induction motor controller with rapid torque response | — | 1982-09-07 |
| 4275343 | Back EMF controlled permanent magnet motor | William P. Curtiss | 1981-06-23 |
| 4266176 | Induction motor slip frequency controller | — | 1981-05-05 |