Robert A. Matousek
143Patents
22h-index
118Co-inventors
93Inventor score
Filing activity: May 2, 1988 → Dec 10, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6712868B2 | Bagless canister vacuum cleaner | Emerging Cross-Sectional Technologies | 139 | Expired |
| US7137169B2 | Vacuum cleaner with cleaning pad | Human Necessities | 130 | Expired |
| US6012200A | Upright vacuum cleaner | Human Necessities | 115 | Expired |
| US5489239A | Rotary combine | Human Necessities | 68 | Expired |
| US6358142B1 | Concave assembly and support structure for a rotary combine | Human Necessities | 62 | Expired |
| US6497001B2 | Hand-held vacuum cleaner with a detachable head | Human Necessities | 58 | Expired |
| US7293322B2 | Cleaning attachment for vacuum cleaner | Human Necessities | 57 | Expired |
| US7507269B2 | Bagless stick type vacuum cleaner | Emerging Cross-Sectional Technologies | 53 | Expired |
| USD398097S | Upright vacuum cleaner | General | 51 | Expired |
| US5797793A | Residue spreading apparatus for agricultural combines | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6547169B1 | Crop residue spreader for an agricultural combine | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5950268A | Hand-held scrubbing device | Performing Operations; Transporting | 44 | Expired |
| US5145462A | Infeed assembly for an axial-flow combine | Human Necessities | 40 | Expired |
| US8721411B2 | Axial flow disrupter | Human Necessities | 38 | Active |
| US5535500A | Method for manufacturing a bucket for a wet/dry vacuum cleaner | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6350197B1 | Offset auger feed for a combine clean grain elevator | Human Necessities | 33 | Expired |
| US5041059A | Cleaning system for a combine | Emerging Cross-Sectional Technologies | 29 | Expired |
| USD443960S | Portable wet/dry vacuum cleaner | General | 28 | Expired |
| US6530833B2 | Transversely adjustable concave assembly for a rotary combine | Human Necessities | 27 | Expired |
| US6296566A | Infeed impeller for a rotary combine | Human Necessities | 23 | Expired |
| US6616528B2 | Vertical crop residue chopper and spreader | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5176574A | Combine cleaning system | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4934449A | Air intake system for an agricultural implement | Emerging Cross-Sectional Technologies | 22 | Expired |
| US8133100B2 | Combine harvester processing system having adjustable concaves on a suspension system | Human Necessities | 22 | Active |
| US8291687B2 | Continuous round baler | Human Necessities | 21 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.