Inventor · San Francisco, CA, US

Steven Y. Ng

21Patents
13h-index
5Co-inventors
74Inventor score

Filing activity: Dec 1, 1982 → Feb 14, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6238705A Bioerodible porous compositions Emerging Cross-Sectional Technologies 96 Expired
US5968543A Polymers with controlled physical state and bioerodibility Human Necessities 91 Expired
US5939453A PEG-POE, PEG-POE-PEG, and POE-PEG-POE block copolymers Chemistry; Metallurgy 88 Expired
US6096344A Bioerodible porous compositions Emerging Cross-Sectional Technologies 57 Expired
US6861068B2 Pharmaceutical compositions using semi-solid delivery vehicle Human Necessities 46 Expired
US6613355B2 Semi-solid delivery vehicle and pharmaceutical compositions Human Necessities 42 Expired
US6524606B1 Bioerodible polyorthoesters containing amine groups Chemistry; Metallurgy 34 Expired
US8252304B2 Semi-solid delivery vehicle and pharmaceutical compositions for delivery of granisetron Human Necessities 27 Active
US6667371B2 Block copolymers based on poly(ortho esters) containing amine groups Chemistry; Metallurgy 26 Expired
US4513143A Preparation of ketene acetals Chemistry; Metallurgy 23 Expired
US6590059B2 Bioerodible polyorthoesters from dioxolane-based diketene acetals Chemistry; Metallurgy 22 Expired
US6790458B2 Pharmaceutical compositions using semi-solid delivery vehicle Human Necessities 16 Expired
US6822000B2 Bioerodible poly (orthoesters) from dioxolane-based diketene acetals Chemistry; Metallurgy 13 Expired
US6946145B2 Block copolymers based on poly(ortho esters) containing amine groups Chemistry; Metallurgy 10 Expired
US7045589B2 Bioerodible poly(ortho esters) from dioxane-based di(ketene acetals), and block copolymers containing them Chemistry; Metallurgy 6 Expired
US7163694B2 Bioerodible poly(ortho esters) from dioxane-based di(ketene acetals), and block copolymers containing them Chemistry; Metallurgy 5 Expired
US8252306B2 Process for preparing a semi-solid delivery vehicle comprising granisetron Human Necessities 3 Active
US8252305B2 Methods of treating emesis utilizing semi-solid delivery pharmaceutical compositions comprising granisetron Human Necessities 2 Active
US8715710B2 Semi-solid delivery vehicle and pharmaceutical compositions for delivery of granisetron Human Necessities 2 Active
US9913910B2 Methods of treating nausea utilizing semi-solid delivery vehicle compositions comprising granisetron Human Necessities 0 Active
US10357570B2 Methods of treating nausea utilizing semi-solid delivery vehicle compositions comprising granisetron Human Necessities 0 Active

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