Humpal; Richard Allen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Humpal; Richard Allen.The latest application filed is for "sprayer pump primed by using venturi".
- Humpal; Richard Allen - Ankeny IA
| Patent | Date |
|---|---|
| Adjustable axle control Grant RE45,405 - Humpal , et al. March 3, 2 | 2015-03-03 |
| Fluid coupler including valve arrangement for connecting intake conduit of sprayer to transfer conduit of nurse tank during refill operation Grant 8,186,393 - Huegerich , et al. May 29, 2 | 2012-05-29 |
| Sprayer pump primed by using venturi Grant 8,075,282 - Huegerich , et al. December 13, 2 | 2011-12-13 |
| Spray application rate regulating valve Grant 7,954,513 - Engelbrecht , et al. June 7, 2 | 2011-06-07 |
| Sprayer Pump Primed By Using Venturi App 20100218835 - Huegerich; Daniel Joseph ; et al. | 2010-09-02 |
| Fluid Coupler Including Valve Arrangement For Connecting Intake Conduit Of Sprayer To Transfer Conduit Of Nurse Tank During Refill Operation App 20100019485 - Huegerich; Daniel Joseph ; et al. | 2010-01-28 |
| Arm Arrangement For Supporting Coupler Section Carried At End Of Nurse Vehicle Fluid Transfer Conduit App 20100018608 - Huegerich; Daniel Joseph ; et al. | 2010-01-28 |
| Spray Application Rate Regulating Valve App 20090235999 - Engelbrecht; Joshua Jacob ; et al. | 2009-09-24 |
| Adjustable axle control Grant 6,892,124 - Humpal , et al. May 10, 2 | 2005-05-10 |
| Adjustable axle control App 20050027421 - Humpal, Richard Allen ; et al. | 2005-02-03 |
| Sprayer section control valve switching Grant 6,776,355 - Ringer , et al. August 17, 2 | 2004-08-17 |
| Sprayer section control valve switching App 20040016822 - Ringer, John David ; et al. | 2004-01-29 |
| Fold cylinder structure Grant 6,402,051 - Humpal June 11, 2 | 2002-06-11 |
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