Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6702931 | Method for manufacturing a cathodic arc coated workpiece | Erich Bergmann | 2004-03-09 |
| 6602390 | Coating a workpiece and operating a cathodic arc discharge | Erich Bergmann | 2003-08-05 |
| 6492011 | Wear-resistant workpiece and method for producing same | Nobuhiko Shima | 2002-12-10 |