Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5380415 | Vacuum vapor deposition | Jack L. Weeks | 1995-01-10 |
| 5149932 | Arc/gas electrode | Jack L. Weeks | 1992-09-22 |
| 4902354 | High temperature electric arc furnace and method | Deborah D. Schmidt | 1990-02-20 |
| 4513810 | Low gravity exothermic heating/cooling apparatus | — | 1985-04-30 |