Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814933 | Potential indicating device | Reinhard Filter | 1989-03-21 |
| 4710847 | Current-limiting surge arrester disconnector | Juri Kortschinski, Michael V. Lat, Derek C. Tickner | 1987-12-01 |