Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11740653 | Mounting assembly comprising a plurality of retractable screens | — | 2023-08-29 |
| 6952996 | Remotely operated manhole cover for a tanker | David E. Sisk, Roger Breakfield, Scott A. Finnell | 2005-10-11 |