Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398457 | Cathodic arc source | Siegfried Krassnitzer, Jürg Hagmann | 2025-08-26 |
| 11629398 | Cathodic arc ignition device | Siegfried Krassnitzer, Juerg Hagmann, Dominik Erwin Widmer | 2023-04-18 |