Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5077899 | Fiberglass panel cutter with interlocking blades | James K. Rancour | 1992-01-07 |
| 4623448 | Removing halogenated polyphenyl materials from used oil products | John P. O'Connell | 1986-11-18 |