Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7264013 | Enhanced purge effect in gas conduit | Joseph Raymond Barker, Alexandre De Almeida Botelho, John Timothy Collins, Ronald Martin Pearlstein | 2007-09-04 |
| 4797528 | Vacuum carbon arc metal removal process and apparatus | Paul E. Moore, Jeffrey S. Henderson, Lawrence R. Soisson | 1989-01-10 |