Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6843896 | Apparatus for processing metals | Guangxin Wang, John A. Lehman | 2005-01-18 |
| 6818119 | Method for processing metals | Guangxin Wang, John A. Lehman | 2004-11-16 |
| 6030519 | Electrode pad for debonding paint from a metal substrate | Rudolf Keller, Brian Barca | 2000-02-29 |
| 5507926 | Electrolytically assisted paint removal from a metal substrate | Rudolf Keller, T. David Burleigh | 1996-04-16 |