Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920473 | Method and arrangement to commutate the current between turn-off valve arms of an I-type static converter | Wolfgang Frankenberg, Hans Laber | 1990-04-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920473 | Method and arrangement to commutate the current between turn-off valve arms of an I-type static converter | Wolfgang Frankenberg, Hans Laber | 1990-04-24 |