Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5429739 | Pitch precursor production by distillation | Bobby K. Friley | 1995-07-04 |
| D307766 | Bottle cap removing tool | — | 1990-05-08 |
| 4457445 | Valve cap tamper-proof cover | Philip H. Brodrick | 1984-07-03 |