Jeffrey E. Walker
21Patents
13h-index
14Co-inventors
78Inventor score
Filing activity: Jul 20, 1995 → Mar 4, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6269953A | Vibratory separator screen assemblies | Performing Operations; Transporting | 50 | Expired |
| US6722504B2 | Vibratory separators and screens | Performing Operations; Transporting | 47 | Expired |
| US6325216A | Screen apparatus for vibratory separator | Performing Operations; Transporting | 46 | Expired |
| US6565698B1 | Method for making vibratory separator screens | Performing Operations; Transporting | 43 | Expired |
| US5971159A | Screen assembly for a vibratory separator | Performing Operations; Transporting | 41 | Expired |
| US6290068A | Shaker screens and methods of use | Performing Operations; Transporting | 40 | Expired |
| US6283302A | Unibody screen structure | Performing Operations; Transporting | 38 | Expired |
| US5598930A | Shale shaker screen | Performing Operations; Transporting | 33 | Expired |
| US6371302B1 | Vibratory separator screens | Performing Operations; Transporting | 32 | Expired |
| US6032806A | Screen apparatus for vibratory separator | Performing Operations; Transporting | 27 | Expired |
| US6443310B1 | Seal screen structure | Performing Operations; Transporting | 21 | Expired |
| US6450345B1 | Glue pattern screens and methods of production | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6152307A | Vibratory separator screens | Performing Operations; Transporting | 14 | Expired |
| US6530483B2 | Unibody structure for screen assembly | Performing Operations; Transporting | 6 | Expired |
| US11136205B2 | Grain bin powersweep with sweep conveyor end wheel | Performing Operations; Transporting | 5 | Active |
| US7520391B2 | Screen assembly for vibratory separator | Performing Operations; Transporting | 5 | Active |
| US11066256B2 | Grain bin powersweep with sump shaft aperture sealing cover plate assembly | Performing Operations; Transporting | 1 | Active |
| US11952218B2 | Grain bin unload trough conveyor auger hanger assembly and method | Human Necessities | 1 | Active |
| US9764358B2 | Screen assembly for vibratory screening machines | Performing Operations; Transporting | 0 | Active |
| US12252349B2 | Grain bin unload trough conveyor auger hanger assembly and method | Human Necessities | 0 | Active |
| US11066247B2 | Powersweep including gearbox shifter mechanism | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.