Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988042 | Automated car wash system | Daniel J. Del Prato | 1991-01-29 |
| 4981151 | Expandable guide rail for an automatic car wash conveyor | Carl C. Beer | 1991-01-01 |
| 4981523 | Vehicle cleaning system and method | Daniel DelPrato, Carl C. Beer, Anthony J. Tomasello, Ray Hoy | 1991-01-01 |
| 4949423 | Dryer for automatic car wash equipment | Daniel J. Del Prato | 1990-08-21 |
| 4946513 | Automated car wash system | Daniel J. Del Prato, David R. McKenna | 1990-08-07 |
| 4899077 | Self-service dispensing cabinet | — | 1990-02-06 |
| 4809392 | Dryer for automatic car wash equipment | Daniel J. Del Prato, Robert Klaus | 1989-03-07 |
| 4788993 | Vehicle reciprocating spray washing apparatus | Carl C. Beer, C. Lee Hewitt | 1988-12-06 |
| 4744122 | Scrubbing apparatus for vehicles | Carl C. Beer | 1988-05-17 |