Inventor · Nevada, IA, US

Brian W. Carr

21Patents
9h-index
22Co-inventors
75Inventor score

Filing activity: Jan 24, 1983 → Apr 16, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4516063A Control apparatus Physics 70 Expired
US9635804B2 Drop tube system for planting field seeds in rows with different varieties of seeds Human Necessities 36 Active
US5664402A Method and means for harvesting and packaging seeds Human Necessities 27 Expired
US6474500B1 Method and means for planting field seeds in rows with different varieties of seeds Performing Operations; Transporting 23 Expired
US6505124B2 GPS system to provide planter tripping for crop research plots Human Necessities 21 Expired
US7111567B2 Method and apparatus for planting seed in a seed research plot Emerging Cross-Sectional Technologies 14 Expired
US6330767A Unloading system for particulate materials bins Human Necessities 12 Expired
US6848243B2 Method and apparatus for continuously harvesting grain from a row of mature grain plants comprised of plant segments and alley segments Human Necessities 12 Expired
US6832567B2 Method and apparatus for planting seed in a seed research plot Emerging Cross-Sectional Technologies 11 Expired
US6293863A Package conveyor system for seed test plot combines Human Necessities 8 Expired
US6230476A Row crop gathering belt for combine heads Human Necessities 7 Expired
US7398636B2 Method and apparatus for continuously harvesting grain from a row of mature grain plants comprised of plant segments and alley segments Human Necessities 4 Active
US8015884B1 Method and means of measuring the flow rate of particulate matter Physics 3 Active
US7337733B2 Distance measuring device for planter Human Necessities 2 Expired
US6319118A Seed package handling system for test plot combine Human Necessities 1 Expired
US6749810B2 Method and apparatus for presenting grain for NIR spectography examination Emerging Cross-Sectional Technologies 1 Expired
US8218710B2 Seed counting device Physics 0 Active
US11140828B2 Grain feeding and conveying assembly for a combine Human Necessities 0 Active
US8175212B2 Seed counting device Physics 0 Active
US10624256B2 Method of operating a planter for planting seeds in a field for experimental purposes Human Necessities 0 Active
US10412894B2 Grain processing assembly for a combine Human Necessities 0 Active

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