Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660043 | Torch assembly | E. Jack Sweet | 1997-08-26 |
| 5636511 | Torch assembly | E. Jack Sweet, Greg Jackson | 1997-06-10 |
| 5634784 | Catalytic method | E. Jack Sweet | 1997-06-03 |
| 5601426 | Catalytic method | — | 1997-02-11 |
| 5593299 | Catalytic method | — | 1997-01-14 |