Issued Patents 2019
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10428509 | Pre-primed siphonic toilet | Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Larry Duwell, Don Bogenschuetz +1 more | 2019-10-01 |
| 10426298 | Capped rim system for a bathtub | — | 2019-10-01 |
| 10414540 | Toilet seat package | Jacob Barry Meicher, Lawrence E. Duwell | 2019-09-17 |
| 10260221 | Toilet coupling | John F. Emmerling, Scott W. Stonecipher, Billy Jack Ahola | 2019-04-16 |
| 10233627 | Rimless toilet | Michael Luettgen, William Kuru, Sudip Mukerji, Douglas E. Bogard, Clayton C. Garrels +3 more | 2019-03-19 |
| 10214890 | Toilet coupling | John F. Emmerling, Scott W. Stonecipher, Billy Jack Ahola | 2019-02-26 |
| 10208471 | Toilet coupling | John F. Emmerling, Scott W. Stonecipher, Billy Jack Ahola | 2019-02-19 |