Inventor · Carmel, IN, US

John Barrett George

72Patents
10h-index
24Co-inventors
78Inventor score

Filing activity: Jun 3, 1974 → Apr 12, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4355415A Tuning mode arrangement useful for restricting channel selection to certain channels Electricity 315 Expired
US6297859A Opto sensor signal detector Electricity 107 Expired
US5130615A Television apparatus having kinescope spot burn protection circuit with extended grid cut-off time constant Electricity 53 Expired
US5089754A Protection circuit for a cathode ray tube Electricity 15 Expired
US5430358A High voltage vertical dynamic focus amplifier Electricity 12 Expired
US4264896A Regulator arrangement useful in an infrared remote control transmitter Physics 12 Expired
US4281349A Power supply arrangement for a tuning system Emerging Cross-Sectional Technologies 10 Expired
US7398134B2 Sorting apparatus with arbitrary user-specified sequence control Performing Operations; Transporting 10 Expired
US6606130B1 Projection video display with multiple photo sensors Electricity 10 Expired
US5341071A Piecewise linearized focus voltage circuit for television apparatus Electricity 10 Expired
US5486741A Waveform correction circuit for dynamic focus amplifier Electricity 9 Expired
US5036260A Self biasing protection arrangement for a cathode ray tube Electricity 8 Expired
US6671003B1 Automated calibration in a projection display apparatus Electricity 8 Expired
US5444338A Left and right raster correction Electricity 8 Expired
US7379124B2 Center convergence optimization in a projection display apparatus Electricity 8 Expired
US6392612B1 Opto sensor signal current detector Electricity 8 Expired
US4385315A Phase locked loop tuning control system including a timed sync activated AFT signal seeking arrangement Electricity 7 Expired
US5532558A Protection circuit for dynamic focus amplifier Electricity 7 Expired
US5847777A Right-edge differential error convergence correction Electricity 6 Expired
US5798668A Low-power transconductance driver amplifier Electricity 6 Expired
US6750921B1 Projection video display with photo transistor sensors Electricity 5 Expired
US5528112A Deflection correction signal generator Electricity 5 Expired
US3984705A High power remote control ultrasonic transmitter Performing Operations; Transporting 5 Expired
US4249089A Short-term power dropout arrangement useful in a television receiver Emerging Cross-Sectional Technologies 5 Expired
US5747948A Convergence correction Electricity 5 Expired

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