Inventor · Shanghai, CN

Qing Yu

9Patents
2h-index
13Co-inventors
48Inventor score

Filing activity: Jun 14, 2002 → Dec 30, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US9707161B2 Color-changing composition Human Necessities 4 Active
US9662283B2 Colour changing composition Human Necessities 3 Active
US10617609B2 Composition comprising microcapsules containing reflective particles Human Necessities 1 Active
US7109334B2 Stereoselective methods for the preparation of nucleosides Chemistry; Metallurgy 0 Expired
US9668949B2 Colour changing composition in O/W emulsion form Human Necessities 0 Active
US9675533B2 Colour changing composition in gel form Human Necessities 0 Active
US12422443B2 Amino-substituted chromenoquinoline-based fluorescent marker, and preparation and use thereof Physics 0 Active
US7442813B2 Process for producing dioxolane nucleoside analogues Chemistry; Metallurgy 0 Active
US7230100B2 Stereoselective method for the preparation of nucleosides Chemistry; Metallurgy 0 Expired

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