Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8720349 | Pole shelf | — | 2014-05-13 |
| 7922829 | Cleaning system for flat-plate membrane cartridges | Dennis Livingston, Mark Steelman Stone, Steve Stach, Roland Schneider | 2011-04-12 |
| 4730488 | Windsock with wind speed indicators | — | 1988-03-15 |