Inventor · Indianapolis, IN, US

James A. Wilber

41Patents
6h-index
15Co-inventors
66Inventor score

Filing activity: Jun 25, 1979 → Apr 16, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4286290A Fast recovery squelch circuit for a video disc player Physics 18 Expired
US5043637A Transformer coupled voltage clamp for pincushion correction circuit Electricity 10 Expired
US4277695A Amplifier having dead zone of controllable width and position Physics 7 Expired
US5359267A Vertical deflection with vertical shrink mode Electricity 6 Expired
US4286282A Periodically biased video disc player servo system Physics 6 Expired
US5177413A Arrangement for generating a beam current indicative signal Electricity 6 Expired
US5229692A Vertical deflection arrangement with S-correction Electricity 6 Expired
US4795949A Deflection current correction circuit Electricity 6 Expired
US4484174A Video disc player having improved squelch system Physics 5 Expired
US6229401A Horizontal frequency generation Electricity 5 Expired
US4286235A VFO having plural feedback loops Electricity 4 Expired
US5243263A Service adjustment arrangement for a sawtooth generator of a video display Electricity 4 Expired
US4999549A Switched mode vertical deflection system and control circuit Electricity 4 Expired
US4247866A Nested loop video disc servo system Electricity 4 Expired
US5883477A Pincushion control circuit Electricity 4 Expired
US4965495A Parabolic voltage generating circuit Electricity 4 Expired
US4916366A Power supply protection circuit Electricity 4 Expired
US5587631A Resistor-matched deflection apparatus for a video display Electricity 3 Expired
US5264762A Picture height adjustment arrangement for a video display Electricity 3 Expired
US5089755A Vertical deflection circuit Electricity 3 Expired
US5220253A Service switch for video display deflection apparatus Electricity 3 Expired
US5369341A Vertical retrace with zoom and centered fast retrace Electricity 3 Expired
US5229854A Vertical sync separator Electricity 3 Expired
US4694226A Vertical deflection circuit with service mode operation Electricity 3 Expired
US6400409B1 Control of horizontal frequency selection Electricity 3 Expired

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