Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8593152 | Earth ground tester with remote control | Klaus Laepple, Ronald Steuer | 2013-11-26 |
| 8390299 | Earth ground tester with remote control | Klaus Laepple, Ronald Steuer | 2013-03-05 |