Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11981590 | Multiple chamber septic tank with a plurality of large and small access ports | John R. Smith, Ron Keffer, Robert Horger, Andrew C. Middleton, Robin L. Weightman +1 more | 2024-05-14 |
| 6375166 | Fence which eliminates the need for conventional fasteners | Frederick R. Schall | 2002-04-23 |