Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788516 | Self-recovering current-limiting device with liquid metal | Andreas Kraetzschmar, Frank Berger, Michael Anheuser | 2004-09-07 |
| 6714115 | Self-recovering current limiting device with liquid metal | Andreas Kraetzschmar, Frank Berger | 2004-03-30 |