Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9673028 | Arc management with voltage reversal and improved recovery | Hendrik Walde, Joshua Brian Pankratz, David J. Christie | 2017-06-06 |
| 9313870 | Arc management with voltage reversal and improved recovery | Hendrik Walde, Joshua Brian Pankratz, David J. Christie | 2016-04-12 |
| 6876205 | Stored energy arc detection and arc reduction circuit | Hendrik Walde | 2005-04-05 |