DePauw; Richard A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for DePauw; Richard A..The latest application filed is for "closed granular chemical handling system".
- DePauw; Richard A. - Moline IL
- DePauw; Richard A. - East Moline IL
- DePauw; Richard A - East Moline IL
| Patent | Date |
|---|---|
| Closed granular chemical handling system Grant 5,379,812 - McCunn , et al. * January 10, 1 | 1995-01-10 |
| Closed granular chemical handling system Grant 5,125,438 - McCunn , et al. June 30, 1 | 1992-06-30 |
| Closed granular chemical handling system Grant 5,060,701 - McCunn , et al. October 29, 1 | 1991-10-29 |
| Closed granular chemical handling system Grant 5,029,624 - McCunn , et al. July 9, 1 | 1991-07-09 |
| Crop damage responsive control of rotor speed Grant 4,348,855 - DePauw , et al. September 14, 1 | 1982-09-14 |
| Adjustable transport vanes for axial flow combine Grant 4,244,380 - DePauw , et al. January 13, 1 | 1981-01-13 |
| Swept back impeller blade for axial flow rotor Grant 4,148,323 - McMillen , et al. April 10, 1 | 1979-04-10 |
| Removable Concave For An Axial Flow-type Combine And Adjusting Means Therefor Grant 3,871,384 - Depauw , et al. March 18, 1 | 1975-03-18 |
| Crop-diverting Shed Bar And Bearing Protector For Axial Flow-type Combines Grant 3,828,794 - Gochanour , et al. August 13, 1 | 1974-08-13 |
| Combine Grain Cleaner Grant 3,556,108 - Knapp , et al. January 19, 1 | 1971-01-19 |
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