Inventor · Saitama, JP

Chang-yi Qian

7Patents
4h-index
7Co-inventors
46Inventor score

Filing activity: Aug 3, 2000 → Mar 11, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6376765B1 Electrolyte composition, photoelectric conversion device and photo-electrochemical cell Emerging Cross-Sectional Technologies 81 Expired
US6750352B2 Polymerizable molten salt monomer, electrolyte composition and electrochemical cell Emerging Cross-Sectional Technologies 22 Expired
US6911595B2 Charge transfer material, and photoelectric conversion device and photoelectric cell using same, and pyridine compound Emerging Cross-Sectional Technologies 18 Expired
US6627099B2 Electrolyte composition and electrochemical battery using the same Emerging Cross-Sectional Technologies 13 Expired
US9692316B1 Bleeder method using switch node coupling capacitor for TRIAC dimming of solid state lighting Emerging Cross-Sectional Technologies 3 Active
US9831772B1 Resonant converter with synchronous rectifier feedback Emerging Cross-Sectional Technologies 2 Active
US9179523B1 Start-up voltage for solid-state lighting controller Emerging Cross-Sectional Technologies 1 Active

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