Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6001426 | High velocity pulsed wire-arc spray | F. Douglas Witherspoon, Dennis W. Massey | 1999-12-14 |
| 5970993 | Pulsed plasma jet paint removal | F. Douglas Witherspoon, Dennis W. Massey | 1999-10-26 |