Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009829 | Apparatus for driving the arc in a cathodic arc coater | — | 2000-01-04 |
| 5298136 | Steered arc coating with thick targets | — | 1994-03-29 |
| 4927299 | Integral acoustic emission sensor for manufacturing processes and mechanical components | Darrell A. Frohrib | 1990-05-22 |
| 4927300 | Intelligent insert with integral sensor | Darrell A. Frohrib | 1990-05-22 |
| 4839011 | Arc coating of refractory metal compounds | Rongfeng Chang | 1989-06-13 |
| 4673477 | Controlled vacuum arc material deposition, method and apparatus | Cai B. Qi, Kyunghoon Kim | 1987-06-16 |