Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6336032 | Method and device for phase regulation | Johan Bergman, Per Lofving, Jan Robert Hedström | 2002-01-01 |
| 6154021 | Method and arrangement for detecting phase difference | Johan Bergman | 2000-11-28 |