Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4940927 | Three-phase A-C speed control for variable torque motor | — | 1990-07-10 |
| 4453118 | Starting control circuit for a multispeed A.C. motor | Graham R. Phillips | 1984-06-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4940927 | Three-phase A-C speed control for variable torque motor | — | 1990-07-10 |
| 4453118 | Starting control circuit for a multispeed A.C. motor | Graham R. Phillips | 1984-06-05 |