David Walter Gregor
13Patents
11h-index
10Co-inventors
58Inventor score
Filing activity: Aug 18, 1997 → Nov 2, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5979343A | Plenum damper and baffle plate arrangement for pneumatic distribution system | Emerging Cross-Sectional Technologies | 76 | Expired |
| US5996515A | Axial retainer shaft for meter roller | Emerging Cross-Sectional Technologies | 58 | Expired |
| US6283679A | Distribution manifold for air seeder | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5878679A | Product disconnect for metering device | Human Necessities | 57 | Expired |
| US5826523A | Brush for air seeder metering system | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5924370A | Reconfigurable meter roller and blank section | Emerging Cross-Sectional Technologies | 49 | Expired |
| US5947040A | Tank pressurization system for air seeder | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6213690A | Distribution manifold for air seeder | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5980163A | Distribution manifold for air seeder | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5845818A | Removable meter cartridge for metering system | Human Necessities | 35 | Expired |
| US5855303A | Wear insert for metering system | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6320183A | Product sensors for air seeder | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6338674B1 | Anal sealing of carcasses | Human Necessities | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.