Inventor · Fairlawn, OH, US

William H. Walker

60Patents
13h-index
29Co-inventors
84Inventor score

Filing activity: Jun 12, 1974 → May 27, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8260456B2 Retail shelf supply monitoring system Human Necessities 117 Active
US8676377B2 Retail shelf supply monitoring system Human Necessities 77 Active
US5179811A Decorative trimming system Fixed Constructions 76 Expired
US5582479A Dual reflector high bay lighting system Mechanical Engineering; Lighting; Heating 43 Expired
US7671785B1 Dual mode weather and air surveillance radar system Emerging Cross-Sectional Technologies 43 Active
US7719458B1 Dual mode weather and air surveillance radar system Emerging Cross-Sectional Technologies 38 Active
US4151400A Autoclave furnace with mechanical circulation Performing Operations; Transporting 31 Expired
US9629483B2 Rail position lock Human Necessities 28 Active
US6068388A Dual reflector lighting system Mechanical Engineering; Lighting; Heating 27 Expired
USD389949S High bay lighting reflector General 26 Expired
US9770121B2 Selectively locking merchandising member Human Necessities 26 Active
US4247755A High pressure autoclave Electricity 17 Expired
USD668937S1 Universal hook with T-scan General 14 Active
USD572903S1 Tote General 13 Expired
US4479445A Adjustable embroidering tool Textiles; Paper 13 Expired
USD750710S1 Corner mount sign holder General 9 Active
US4280807A Autoclave furnace with cooling system Mechanical Engineering; Lighting; Heating 8 Expired
US11160392B2 Product pusher assembly Human Necessities 8 Active
USD788227S1 Corner mount sign holder General 8 Active
USD723842S1 Dual end divider General 8 Active
US7592948B2 System and method for dual polarization radar with automatic built-in test equipment and calibration Emerging Cross-Sectional Technologies 8 Active
US7528767B2 Variable ratio power divider for a dual polarization radar system with automatic built-in test equipment and calibration Emerging Cross-Sectional Technologies 7 Active
US7554486B2 System and method for dual polarization radar with automatic built-in test equipment and calibration Emerging Cross-Sectional Technologies 6 Active
USD989870S1 Electronic shelf label holder General 6 Active
USD1019784S1 Electronic shelf label holder General 6 Active

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