Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6109294 | Leak-preventing toilet flush valve assembly | Lamar R. Ray | 2000-08-29 |
| 5950666 | Leak-preventing toilet flush valve assembly | Lamar R. Ray | 1999-09-14 |
| 5775366 | Leak-preventing toilet flush valve assembly | Lamar R. Ray | 1998-07-07 |