Landphair; Donald Keith
Patent Applications and Registrations
Patent applications and USPTO patent grants for Landphair; Donald Keith.The latest application filed is for "particulate flow sensing for an agricultural implement".
- Landphair; Donald Keith - Bettendorf IA
| Patent | Date |
|---|---|
| Particulate Flow Sensing For An Agricultural Implement App 20110035163 - Landphair; Donald Keith | 2011-02-10 |
| Dual function seed meter Grant 7,765,943 - Landphair , et al. August 3, 2 | 2010-08-03 |
| Seed Hopper And Routing Structure For Varying Material Delivery To Row Units App 20100101469 - Landphair; Donald Keith ; et al. | 2010-04-29 |
| Seed hopper and routing structure for varying material delivery to row units Grant 7,647,875 - Landphair , et al. January 19, 2 | 2010-01-19 |
| Dual Function Seed Meter App 20090050035 - Landphair; Donald Keith ; et al. | 2009-02-26 |
| Seed Hopper And Routing Structure For Varying Material Delivery To Row Units App 20080282951 - Landphair; Donald Keith ; et al. | 2008-11-20 |
| Seed hopper and routing structure for varying material delivery to row units Grant 7,418,908 - Landphair , et al. September 2, 2 | 2008-09-02 |
| Variable speed drive for agricultural seeding machines Grant 7,273,016 - Landphair , et al. September 25, 2 | 2007-09-25 |
| Nozzle assembly for product-on-demand delivery system Grant 7,213,525 - Meyer , et al. May 8, 2 | 2007-05-08 |
| Seed hopper and routing structure for varying material delivery to row units App 20060243179 - Landphair; Donald Keith ; et al. | 2006-11-02 |
| Variable speed drive for agricultural seeding machines App 20050257725 - Landphair, Donald Keith ; et al. | 2005-11-24 |
| Nozzle assembly for product-on-demand delivery system App 20050247806 - Meyer, Bradley John ; et al. | 2005-11-10 |
| Pneumatic coupler for an agricultural seeding machine Grant 6,725,788 - McCartney , et al. April 27, 2 | 2004-04-27 |
| Pneumatic coupler for an agricultural seeding machine App 20030183142 - McCartney, Scott Charles ; et al. | 2003-10-02 |
| Individual seed hoppers forming banks of seed hoppers Grant 6,595,148 - Meyer , et al. July 22, 2 | 2003-07-22 |
| Individual Seed Hoppers Forming Banks Of Seed Hoppers App 20030110999 - Meyer, Bradley John ; et al. | 2003-06-19 |
| Removable meter cartridge for metering system Grant 5,845,818 - Gregor , et al. December 8, 1 | 1998-12-08 |
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