Inventor · Santa Clara, CA, US

Kevin Yang

51Patents
12h-index
48Co-inventors
84Inventor score

Filing activity: Aug 13, 1990 → May 24, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7078739B1 Thyristor-based memory and its method of operation Electricity 279 Expired
US5055746A Remote control of fluorescent lamp ballast using power flow interruption coding with means to maintain filament voltage substantially constant as the lamp voltage decreases Emerging Cross-Sectional Technologies 119 Expired
US5107184A Remote control of fluorescent lamp ballast using power flow interruption coding with means to maintain filament voltage substantially constant as the lamp voltage decreases Emerging Cross-Sectional Technologies 55 Expired
US7786505B1 Reduction of charge leakage from a thyristor-based memory cell Electricity 40 Active
US8093107B1 Thyristor semiconductor memory and method of manufacture Electricity 37 Active
US5068576A Remote control of fluorescent lamp ballast using power flow interruption coding with means to maintain filament voltage substantially constant as the lamp voltage decreases Emerging Cross-Sectional Technologies 34 Expired
US7195959B1 Thyristor-based semiconductor device and method of fabrication Electricity 31 Expired
US6204602A Compact fluorescent lamp and ballast assembly with an air gap for thermal isolation Emerging Cross-Sectional Technologies 29 Expired
US7488627B1 Thyristor-based memory and its method of operation Electricity 28 Active
US7893456B1 Thyristor-based memory and its method of operation Electricity 24 Active
US7894255B1 Thyristor based memory cell Electricity 16 Active
US7075122B1 Thyristor device with carbon lifetime adjustment implant and its method of fabrication Electricity 12 Expired
US5552939A Multi-lens changing mechanism for use in optical scanners Electricity 8 Expired
US7498917B1 Encapsulated transformer Electricity 8 Active
US7491586B2 Semiconductor device with leakage implant and method of fabrication Electricity 8 Active
US7830649B2 Ballast with multilead wires Mechanical Engineering; Lighting; Heating 7 Active
US7564335B1 Transformer hook mount Electricity 7 Active
US5793482A Multiple optical lens system with auto-focus calibration Physics 7 Expired
US7381999B1 Workfunction-adjusted thyristor-based memory device Electricity 7 Active
US8025419B2 Weather resistant road light Mechanical Engineering; Lighting; Heating 6 Active
US8324656B1 Reduction of electrostatic coupling for a thyristor-based memory cell Electricity 5 Active
US6933684B2 Electronic ballast using cut and save technology Electricity 5 Expired
US7894256B1 Thyristor based memory cell Electricity 4 Active
US7852580B2 Actuation device having shape memory alloy component Physics 4 Active
US5923126A Fluorescent lamp electronic ballast with rapid voltage turn-on after preheating Electricity 4 Expired

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