Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39235 | Freezerless wall hydrant for delivery of hot or cold water through a single discharge conduit | Alfred F. Dickey, William L. Carlson | 2006-08-15 |
| 6206039 | Freezeless wall hydrant for delivery of hot or cold water through a single discharge conduit | Alfred F. Dickey, William L. Carlson | 2001-03-27 |
| 6142172 | Freeze protection device for wall hydrants/faucets | Lawrence Almasy | 2000-11-07 |
| 6135359 | Heated yard hydrant | Lawrence Almasy | 2000-10-24 |
| 5813428 | Combination wall hydrant and backflow preventor | Lawrence Almasy, Robert J. Vandepas | 1998-09-29 |
| 5701925 | Sanitary yard hydrant | Shaun T. Mulligan, Robert J. Vandepas, Lawrence Almasy | 1997-12-30 |
| 5632303 | Wall water hydrant having backflow and back siphonage preventor | Lawrence Almasy, Robert J. Vandepas, William L. Carlson | 1997-05-27 |
| 5590679 | Wall water hydrant having backflow and back siphonage preventor | Lawrence Almasy, Robert J. Vandepas, William L. Carlson | 1997-01-07 |