Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127123 | Rotary cloth roll assembly | — | 1992-07-07 |
| D327130 | Combined car wash and lighted archway | Barry S. Turner | 1992-06-16 |
| 5048147 | Side nozzle tracer system | Robert J. Wentworth, Graham J. Astley | 1991-09-17 |
| D315232 | Blower nozzle for drying vehicles | Graham J. Astley | 1991-03-05 |
| 4979316 | Booster nozzle dryer | — | 1990-12-25 |
| 4977689 | Side nozzle tracer system | Robert J. Wentworth, Graham J. Astley | 1990-12-18 |
| 4967440 | Rotary cloth roll assembly | — | 1990-11-06 |
| D308417 | Air blower housing | Robert J. Wentworth, Graham J. Astley, Barry S. Turner | 1990-06-05 |
| 4931244 | Method of making a unit nozzle housing | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1990-06-05 |
| 4909639 | Bearing assembly for a shaft | — | 1990-03-20 |
| D306602 | Nozzle for vehicle air drying apparatus | Robert J. Wentworth, Graham J. Astley, Barry S. Turner | 1990-03-13 |
| 4884946 | Blower housing construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-12-05 |
| 4882826 | Method of making a unit blower housing | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-11-28 |
| 4848670 | Nozzle construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-07-18 |
| 4817301 | Apparatus for drying vehicles | Robert J. Wentworth, Graham J. Astley, Barry S. Turner | 1989-04-04 |
| 4799287 | Blower housing construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-01-24 |
| 4798008 | Nozzle construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-01-17 |
| 4756632 | Plastic bearing | — | 1988-07-12 |
| 4715101 | Method of making a plastic bearing | — | 1987-12-29 |
| 4690065 | Automobile conveyor | Robert J. Wentworth, James M. Lapham | 1987-09-01 |
| 4685166 | Apparatus for washing vehicles including plastic bearings | — | 1987-08-11 |
| 4662284 | Automobile conveyor | Robert J. Wentworth, James M. Lapham | 1987-05-05 |
| 4640631 | Plastic bearing and one piece housing assembly | — | 1987-02-03 |
| 4620805 | Plastic bearing and housing assembly | — | 1986-11-04 |
| 4607965 | Composite bearing with metal housing having a bore, with a tubular plastic insert therein | — | 1986-08-26 |