Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D746948 | Valve | Thomas A. Linhorst | 2016-01-05 |
| 8651452 | Valve with notch plate having enhanced strength | Thomas A. Linhorst | 2014-02-18 |
| 8201852 | Pipe coupler and gasket with positive retention and sealing capability | Thomas A. Linhorst, Michael James Lurk | 2012-06-19 |