Inventor · Tempe, AZ, US

William F. Davis

55Patents
14h-index
19Co-inventors
81Inventor score

Filing activity: May 15, 1974 → Sep 28, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5315809A Stretch wrapping emergency stop Performing Operations; Transporting 47 Expired
US6481751B1 Compressed natural gas tank for vehicles Performing Operations; Transporting 42 Expired
US4673867A Current mirror circuit and method for providing zero temperature coefficient trimmable current ratios Emerging Cross-Sectional Technologies 40 Expired
US5443578A Compressed natural gas fuel tank for vehicles Performing Operations; Transporting 37 Expired
US4338646A Current limiting circuit Physics 26 Expired
US4349778A Band-gap voltage reference having an improved current mirror circuit Physics 22 Expired
US4005342A Integrated circuit overvoltage protection circuit Electricity 19 Expired
US4131928A Voltage clamp device for monolithic circuits Electricity 17 Expired
US4625643A Ink dispensing means Performing Operations; Transporting 17 Expired
US6618473B1 Telephone caller screening device Electricity 16 Expired
US4022484A Motorcycle frame and suspension and methods of making and using the same Performing Operations; Transporting 15 Expired
US4384219A Voltage comparator hysteresis control circuit Electricity 15 Expired
US4027177A Clamping circuit Electricity 15 Expired
US4341990A High frequency line ripple cancellation circuit Physics 15 Expired
US4348633A Bandgap voltage regulator having low output impedance and wide bandwidth Emerging Cross-Sectional Technologies 14 Expired
US4072870A Comparison circuit having programmable hysteresis Electricity 14 Expired
US4109234A Anti skid fault detection circuit Performing Operations; Transporting 11 Expired
US4361240A Material separating machine Emerging Cross-Sectional Technologies 10 Expired
US4087109A Motorcycle frame and suspension and methods of making and using the same Performing Operations; Transporting 9 Expired
US4994736A Method and structure for extracting lateral PNP transistor basewidth data at wafer probe Physics 9 Expired
US3974404A Integrated circuit interface stage for high noise environment Electricity 9 Expired
US4713680A Series resistive network Emerging Cross-Sectional Technologies 9 Expired
US3986606A Dual purpose container label Emerging Cross-Sectional Technologies 8 Expired
US4403200A Output stage for operational amplifier Electricity 7 Expired
US6160884A Telephone ring signal detector Electricity 7 Expired

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