Inventor · Hummelstown, PA, US

Charles Copper

65Patents
16h-index
75Co-inventors
87Inventor score

Filing activity: Feb 29, 1996 → Jul 11, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7074096B2 Electrical contact with plural arch-shaped elements Electricity 69 Expired
US8941624B2 Acoustic touch sensor utilizing edge waves Physics 53 Active
US7456825B2 Acoustic touch sensor with low-profile diffractive grating transducer assembly Physics 49 Active
US7044746B2 Separable interface electrical connector having opposing contacts Electricity 31 Expired
US6659783B2 Electrical connector including variable resistance to reduce arcing Electricity 30 Expired
US7309263B2 Combination wedge tap connector Electricity 26 Expired
US6764345B1 Electrical card edge connector with dual shorting contacts Electricity 26 Expired
US9972932B2 Electrical connector with high retention force Electricity 25 Active
US7837519B2 Electrical bushing with helper spring to apply force to contact spring Electricity 23 Active
US7942683B2 Electrical bushing with radial interposer spring Electricity 23 Active
US7942682B2 Electrical connector with slider component for fault condition connection Electricity 20 Active
US7862390B2 Power utility connector with a plurality of conductor receiving channels Electricity 20 Active
US7387546B2 Combination wedge tap connector having a visual alignment indicator Emerging Cross-Sectional Technologies 19 Active
US11469554B2 High speed, high density direct mate orthogonal connector Electricity 19 Active
US8210884B2 Electrical terminal for terminating a wire Electricity 17 Active
US11469553B2 High speed connector Electricity 17 Active
US5664970A Compliant section for electrical terminal mounted to a circuit board Electricity 16 Expired
US9419356B2 Electrical power contact with two adjacent contact blades abutting each other Electricity 16 Active
US7677933B2 Stirrup-type power utility electrical connector assemblies Electricity 16 Active
US6053767A Hold down for an electrical connector Electricity 15 Expired
US9853388B2 Electrical power connector Electricity 14 Active
USD599184S1 Clamp General 12 Expired
US7494385B2 Electrical connector with a wedge and lubricant Electricity 12 Active
US7819706B2 Wedge tap connector Electricity 11 Active
US7524217B2 Combination wedge tap connector Electricity 11 Active

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