Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800481 | Static converter circuit and method for controlling it | Peter Knapp, Alfred Rufer, Urs Zurcher, Birger Gotaas | 1989-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800481 | Static converter circuit and method for controlling it | Peter Knapp, Alfred Rufer, Urs Zurcher, Birger Gotaas | 1989-01-24 |