Wagstaff; Robert A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wagstaff; Robert A..The latest application filed is for "shaft coupling with tapered splines for a pull-type forage harvester".
- Wagstaff; Robert A. - Lancaster PA
- Wagstaff; Robert A. - New Holland PA
| Patent | Date |
|---|---|
| Shaft coupling with tapered splines for a pull-type forage harvester Grant 6,381,933 - Wanner , et al. May 7, 2 | 2002-05-07 |
| Forage harvester knife and mounting apparatus Grant 5,779,167 - Wagstaff July 14, 1 | 1998-07-14 |
| Crop guide for forage harvester row crop attachment Grant 5,724,797 - Wagstaff , et al. March 10, 1 | 1998-03-10 |
| Cutterhead for forage harvester Grant 5,704,562 - Wagstaff January 6, 1 | 1998-01-06 |
| Round baler apparatus for monitoring bale shape Grant 5,444,969 - Wagstaff , et al. August 29, 1 | 1995-08-29 |
| Net wrapping method Grant 4,938,004 - Merritt , et al. July 3, 1 | 1990-07-03 |
| Apron tensioning method for round balers Grant 4,912,918 - Jennings , et al. April 3, 1 | 1990-04-03 |
| Apron tensioning system for round balers Grant 4,899,651 - Lausch , et al. February 13, 1 | 1990-02-13 |
| Steerable wheel assembly for unitized rakes Grant 4,723,401 - Webster , et al. February 9, 1 | 1988-02-09 |
| Twine wrapping apparatus with stationary twine guide member Grant 4,612,855 - Wagstaff , et al. September 23, 1 | 1986-09-23 |
| Damped apparatus for quick-stopping rotating members Grant 4,296,591 - Martenas , et al. October 27, 1 | 1981-10-27 |
| Header cutting angle adjustment mechanism Grant 4,266,392 - Knepper , et al. May 12, 1 | 1981-05-12 |
| Forage harvester Grant 4,223,846 - Priepke , et al. September 23, 1 | 1980-09-23 |
| Multi-row crop header Grant 4,083,167 - Lindblom , et al. April 11, 1 | 1978-04-11 |
| Facilitating easy access to a shearbar on a forage harvester Grant 3,985,306 - Wagstaff , et al. October 12, 1 | 1976-10-12 |
| Apparatus to control both the operation of a cutting reel and the grinding mechanism of a forage harvester Grant 3,889,887 - Wagstaff , et al. June 17, 1 | 1975-06-17 |
| Direction vanes for the cutting blades of a forage harvester Grant 3,873,038 - Wagstaff March 25, 1 | 1975-03-25 |
| Forage Harvester Knife Sharpener With A Rotary Abrasive Wheel Grant 3,751,859 - Pedersen , et al. August 14, 1 | 1973-08-14 |
| Forage Harvester Grant 3,730,441 - Waldrop , et al. May 1, 1 | 1973-05-01 |
| Forage Harvester Cutting Reel And Gauge Pins For Positioning The Cutting Blades Thereon Grant 3,729,143 - Wagstaff , et al. April 24, 1 | 1973-04-24 |
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