Inventor · Saratoga, CA, US

William A. Lloyd

20Patents
9h-index
25Co-inventors
75Inventor score

Filing activity: Mar 7, 1974 → Feb 14, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6322574A Disposable lancet Human Necessities 256 Expired
US4569584A Color electrographic recording apparatus Emerging Cross-Sectional Technologies 86 Expired
US4485982A Web tracking system Physics 75 Expired
US4500045A Laterally translatable roll apparatus Electricity 20 Expired
USRE32967E Web tracking system General 19 Expired
US4222497A System and method for monitoring and maintaining a predetermined concentration of material in a fluid carrier Emerging Cross-Sectional Technologies 19 Expired
US4042939A Printer/plotter style system for confined installation and method Emerging Cross-Sectional Technologies 16 Expired
USD718407S1 Tactical tomahawk General 11 Active
US4733273A Liquid developing apparatus Physics 11 Expired
US4315270A Backup electrode for an electrostatic recorder Physics 9 Expired
US3937177A Electrostatic printing machine with improved toner fountain and recovery system Physics 9 Expired
US4424522A Capacitive electrostatic stylus writing with counter electrodes Electricity 6 Expired
US11819842B2 Method and system for buoyant separation Performing Operations; Transporting 5 Active
USD442105S Lancet General 4 Expired
US5294891A Method and apparatus for determining the quality of a colloidal suspension Physics 4 Expired
US5055862A Film ghost removal in electrographic plotters by voltage bias of the plotter fountain or film edge-strip Performing Operations; Transporting 2 Expired
US5061948A Electrographic marking with modified addressing to eliminate striations Performing Operations; Transporting 2 Expired
US12099050B2 Method and system for partially or fully automated buoyancy-assisted separation Physics 0 Active
US12383893B2 Method and system for buoyant separation Performing Operations; Transporting 0 Active
US10515167B2 Cell-aware defect characterization and waveform analysis using multiple strobe points Emerging Cross-Sectional Technologies 0 Active

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