Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7749427 | Exothermic cutting torch | — | 2010-07-06 |
| 5776542 | Method of coating an iron-based structure and article produced thereby | — | 1998-07-07 |
| 5374289 | Fuel package | — | 1994-12-20 |
| 5295669 | Refractory coated iron-based pipe | — | 1994-03-22 |
| 5290326 | Fuel package | — | 1994-03-01 |
| 5186721 | Fuel package | — | 1993-02-16 |
| 5000426 | Exothermic cutting torch | — | 1991-03-19 |
| 4858673 | Riser construction | David L. Campana, Sr. | 1989-08-22 |
| 4832703 | Fuel package | David L. Campana, Sr. | 1989-05-23 |
| 4660807 | Wrapped thermal torch and method | — | 1987-04-28 |
| 4292726 | Ingot mold reconditioning process | — | 1981-10-06 |
| 4236972 | Fabricated opening cover and cover assembly | — | 1980-12-02 |