Inventor · East Moline, IL, US

Corwin M. Puryk

43Patents
10h-index
60Co-inventors
78Inventor score

Filing activity: Sep 30, 1999 → Sep 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8527157B2 Agricultural combine and draper header Human Necessities 77 Active
US7478522B1 Reciprocating knife cutter system Human Necessities 39 Active
US7640720B1 Draper belt construction to control translation Human Necessities 39 Active
US7520115B2 Header float arm load compensation Human Necessities 37 Active
US7543428B1 Seamless draper belt Human Necessities 29 Active
US7788891B2 Endless belt mounting configuration for an agricultural harvester Human Necessities 17 Active
US7716908B2 Self-clearing row unit and stalk roll Human Necessities 15 Active
US8322520B2 Tongue-in-groove belt hold down for a draper platform Human Necessities 15 Active
US6375564B1 Ramp segment for a combine rotor Human Necessities 13 Expired
US6979261B1 Dust reducing airflow diverter for combine Human Necessities 13 Expired
US11592822B2 Machine control using a predictive map Performing Operations; Transporting 9 Active
US9622412B2 Draper header with belt cleaning arrangement Human Necessities 8 Active
US6202942A Manure injector system Emerging Cross-Sectional Technologies 8 Expired
US7001268B2 Latch mechanism for a grate in an agricultural combine Human Necessities 8 Expired
US7661256B2 Hybrid seam for a draper belt in an agricultural harvester Emerging Cross-Sectional Technologies 7 Active
US7059960B2 Composite threshing element for a combine rotor Human Necessities 6 Expired
US9622413B2 Agricultual harvesting head with wiper for crop divider Human Necessities 5 Active
US8776487B2 Integrated draper belt support and skid shoe in an agricultural harvesting machine Human Necessities 5 Active
US8555607B2 Integrated draper belt support and skid shoe in an agricultural harvesting machine Human Necessities 5 Active
US7690500B2 Hybrid draper belt splice Emerging Cross-Sectional Technologies 5 Active
US10653066B2 Slat-bar cross-members in a feederhouse crop-conveying system Performing Operations; Transporting 4 Active
US10405491B2 Slat insert for noise/wear attenuation in a feederhouse conveyor Performing Operations; Transporting 3 Active
US10647516B2 Cogged feederhouse front drum Performing Operations; Transporting 3 Active
US10375885B2 System for chopping and spreading residue Human Necessities 2 Active
US10288148B2 Feed conveyor belt and coupler Emerging Cross-Sectional Technologies 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.