Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4418307 | Method and apparatus for controlling the rotational speed and phase of synchronous motors | Harald Hoffmann | 1983-11-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4418307 | Method and apparatus for controlling the rotational speed and phase of synchronous motors | Harald Hoffmann | 1983-11-29 |