Inventor · Huntington, NY, US

Charles Lien

6Patents
5h-index
7Co-inventors
52Inventor score

Filing activity: Sep 28, 1976 → Jul 8, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4639844A Resonant current driven power source for low input voltages Emerging Cross-Sectional Technologies 186 Expired
US4893227A Push pull resonant flyback switchmode power supply converter Emerging Cross-Sectional Technologies 99 Expired
US4709323A Buck-boost parallel resonant converter with inductive energy recovery circuit Emerging Cross-Sectional Technologies 33 Expired
US4104564A High switching speed high voltage power supply Electricity 11 Expired
US4067045A Low light level camera with parallel-connected slidably mounted intensifier assemblies Electricity 8 Expired
US4670817A Heat sink and interconnection arrangement for series connected power diodes Electricity 2 Expired

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