Inventor · Wauwatosa, WI, US

Peter D. Shears

15Patents
6h-index
19Co-inventors
59Inventor score

Filing activity: Apr 10, 2003 → Nov 11, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6959696B2 Internal combustion engine evaporative emission control system Mechanical Engineering; Lighting; Heating 25 Expired
US7159577B2 Stationary evaporative emission control system Mechanical Engineering; Lighting; Heating 20 Expired
US8915234B2 Fuel cap Performing Operations; Transporting 14 Active
US8096438B2 Fuel tank cap for a fuel tank Performing Operations; Transporting 13 Active
US7159741B2 Cap for a fuel container Emerging Cross-Sectional Technologies 12 Expired
US6942124B2 Drip feed apparatus for a fuel container Emerging Cross-Sectional Technologies 10 Expired
US8408415B2 Fuel tank cap for a fuel tank Performing Operations; Transporting 6 Active
US7086390B2 Integrated fuel tank and vapor containment system Mechanical Engineering; Lighting; Heating 6 Expired
US11197414B2 Systems and devices for autonomous lawn care Physics 5 Active
US7185640B2 Integrated fuel tank and vapor containment system Mechanical Engineering; Lighting; Heating 5 Expired
US7281525B2 Filter canister family Performing Operations; Transporting 3 Expired
US7435289B2 Integrated air cleaner and vapor containment system Mechanical Engineering; Lighting; Heating 3 Active
US11889460B2 Equipment tracking system Electricity 0 Active
US8375988B2 Fuel tank assembly and baffle device Emerging Cross-Sectional Technologies 0 Active
US11690315B2 Systems and devices for lawn care Physics 0 Active

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