Inventor · Kingsport, TN, US

Stephen H. Wu

32Patents
15h-index
46Co-inventors
81Inventor score

Filing activity: Feb 29, 1980 → Jul 28, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4960814A Water-dispersible polymeric compositions Chemistry; Metallurgy 135 Expired
US5179122A Nutritional supplement containing Vitamin E Human Necessities 78 Expired
US5696101A Oxidized cellulose and vitamin E blend for topical hemostatic applications Human Necessities 66 Expired
US4473620A Encapsulated butylated hydroxyanisole Emerging Cross-Sectional Technologies 65 Expired
US6139875A Aqueous enteric coating composition and low gastric permeability enteric coating Human Necessities 64 Expired
US5025004A Water-dispersible polymeric compositions Chemistry; Metallurgy 51 Expired
US4837004A Rumen-stable pellets Human Necessities 50 Expired
US9526568B2 Drug-delivery device for use with ablation device Human Necessities 46 Active
US5386003A Oil absorbing polymers Chemistry; Metallurgy 46 Expired
US5380790A Process for the preparation of acrylic polymers for pharmaceutical coatings Chemistry; Metallurgy 39 Expired
US5290560A Extrusion of an admixture of a meltable binder and a food or drug Emerging Cross-Sectional Technologies 33 Expired
US4717567A Rumen-stable pellets Human Necessities 26 Expired
US4595584A Rumen-stable pellets Human Necessities 22 Expired
US5851579A Aqueous enteric coating compositions Human Necessities 19 Expired
US4687676A Rumen-stable pellets Emerging Cross-Sectional Technologies 15 Expired
US4808412A Rumen-stable compositions Human Necessities 14 Expired
US6235312A Liquid crystalline phase drug delivery vehicle Emerging Cross-Sectional Technologies 13 Expired
US5055500A Process for treating pigments Chemistry; Metallurgy 12 Expired
US5169881A Process for treating pigments Chemistry; Metallurgy 11 Expired
US4780315A Rumen-stable pellets Human Necessities 11 Expired
US9814844B2 Drug-delivery cannula assembly Human Necessities 11 Active
US5260052A Process for treating pigments Chemistry; Metallurgy 11 Expired
US5811121A PH-sensitive coatings based on cellulose acetoacetate Human Necessities 9 Expired
US9370489B2 Combinational liposome compositions for cancer therapy Human Necessities 6 Active
US5356634A Controlled-release delivery system Human Necessities 6 Expired

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