Inventor · Iowa City, IA, US

Michael E. Frasier

33Patents
12h-index
34Co-inventors
81Inventor score

Filing activity: Sep 12, 1994 → Jun 1, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7438006B2 Agricultural seeding machine with compact furrow opener/closer Human Necessities 82 Active
US10351364B2 Automatic vehicle and conveyor positioning Performing Operations; Transporting 81 Active
US8850997B2 Planter and method of operating a planter with individual meter control Human Necessities 49 Active
US5664632A Quick hitch guidance device Human Necessities 48 Expired
US6076613A Forwardly-folding agricultural implement Human Necessities 48 Expired
US5511623A Quick hitch guidance device Human Necessities 46 Expired
US9675004B2 Soil moisture-based planter downforce control Human Necessities 41 Active
US9635802B2 Automatic seeding system motor reversal Human Necessities 32 Active
US8863676B2 Twin-row multiple variety planter and method of use Human Necessities 32 Active
US10820489B2 Row unit for a seeding machine with pneumatic seed loading Human Necessities 19 Active
US9398739B2 Planter with reversible individual meter control Human Necessities 17 Active
US10143128B2 Soil moisture-based planter downforce control Human Necessities 14 Active
US7263937B2 Seed tube guard Human Necessities 11 Expired
US9814173B2 Seeding system Human Necessities 7 Active
US7475738B2 Disk assembly for an agricultural implement Human Necessities 7 Expired
US11202404B2 Planter row unit downforce control with ground view sensor Human Necessities 7 Active
US11297762B2 Row unit for a seeding machine with pneumatic seed loading Human Necessities 6 Active
US11134606B2 Planter row unit with load sensing depth stop assembly Human Necessities 4 Active
US10492359B2 Seeding system Human Necessities 3 Active
US11140811B2 Commodity metering system for work vehicle with rollers in staggered arrangement Human Necessities 1 Active
US10966364B2 Work vehicle with row unit having variable steering angle Human Necessities 1 Active
US10568256B2 Seeding system Human Necessities 1 Active
US11730078B2 Work vehicle with row unit having variable steering angle Human Necessities 0 Active
US12156492B2 Planting control for grouped seed placement Human Necessities 0 Active
US10123476B2 Seeding system General 0 Revoked

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