Gregor, David Walter
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gregor, David Walter.The latest application filed is for "material decelerator for an air delivery system".
- Gregor, David Walter - Davenport IA
| Patent | Date |
|---|---|
| Material decelerator for an air delivery system App 20020144637 - Wendling, Ignatz ; et al. | 2002-10-10 |
| Distribution manifold for air seeder Grant 6,283,679 - Gregor , et al. September 4, 2 | 2001-09-04 |
| Distribution manifold for air seeder Grant 6,213,690 - Gregor , et al. April 10, 2 | 2001-04-10 |
| Plenum damper and baffle plate arrangement for pneumatic distribution system Grant 5,979,343 - Gregor , et al. November 9, 1 | 1999-11-09 |
| Tank pressurization system for air seeder Grant 5,947,040 - Gregor September 7, 1 | 1999-09-07 |
| Reconfigurable meter roller and blank section Grant 5,924,370 - Gregor , et al. July 20, 1 | 1999-07-20 |
| Product disconnect for metering device Grant 5,878,679 - Gregor , et al. March 9, 1 | 1999-03-09 |
| Wear insert for metering system Grant 5,855,303 - Gregor January 5, 1 | 1999-01-05 |
| Removable meter cartridge for metering system Grant 5,845,818 - Gregor , et al. December 8, 1 | 1998-12-08 |
| Brush for air seeder metering system Grant 5,826,523 - Gregor October 27, 1 | 1998-10-27 |
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