Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9802149 | Sorbent-based atmosphere revitalization system | James C Knox | 2017-10-31 |
| 5017760 | Plastic pipe heater | — | 1991-05-21 |
| 4255378 | Bending plastic pipe | John S. Curtis | 1981-03-10 |