Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D747786 | Urinal | Billy Jack Ahola, John F. Emmerling, Andrew L. Smith, Tobin J. Vetting, Lawrence E. Duwell +2 more | 2016-01-19 |
| D747447 | Urinal | Billy Jack Ahola, John F. Emmerling, Andrew L. Smith, Tobin J. Vetting, Lawrence E. Duwell +2 more | 2016-01-12 |
| D747448 | Urinal | Billy Jack Ahola, John F. Emmerling, Andrew L. Smith, Tobin J. Vetting, Lawrence E. Duwell +2 more | 2016-01-12 |