Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021863 | Pre-primed siphonic toilet | Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Larry Duwell, Peter W. Swart +1 more | 2021-06-01 |
| 10428509 | Pre-primed siphonic toilet | Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Larry Duwell, Peter W. Swart +1 more | 2019-10-01 |
| 9988802 | Pre-primed siphonic toilet | Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Larry Duwell, Peter W. Swart +1 more | 2018-06-05 |
| D747786 | Urinal | Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more | 2016-01-19 |
| D747448 | Urinal | Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more | 2016-01-12 |
| D747447 | Urinal | Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more | 2016-01-12 |
| D743012 | Urinal | Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more | 2015-11-10 |