Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5917316 | Measuring device for a metal-enclosed, gas-insulated high-voltage installation | Thomas Hertig, Andrzej Kaczkowski | 1999-06-29 |
| 5852395 | Rogovski coil | Andrzej Kaczkowski, Manfred Seidel | 1998-12-22 |