Inventor · Littleton, CO, US

Yanfa Yan

6Patents
2h-index
13Co-inventors
48Inventor score

Filing activity: Aug 17, 2001 → Nov 18, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6908782B2 High carrier concentration p-type transparent conducting oxide films Emerging Cross-Sectional Technologies 12 Expired
US7517784B2 Method for producing high carrier concentration p-Type transparent conducting oxides Electricity 5 Expired
US7629236B2 Method for passivating crystal silicon surfaces Emerging Cross-Sectional Technologies 2 Expired
US8642450B2 Low temperature junction growth using hot-wire chemical vapor deposition Emerging Cross-Sectional Technologies 0 Active
US12136680B2 Architecture for efficient monolithic bifacial perovskite-CdSeTe tandem thin film solar cells and modules Emerging Cross-Sectional Technologies 0 Active
US11257977B2 Diffusion based ex-situ group V (P, As, Sb, Bi) doping in polycrystalline CdTe thin film solar cells Emerging Cross-Sectional Technologies 0 Active

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