Inventor · Buffalo Grove, IL, US

Huaqing Liu

26Patents
8h-index
72Co-inventors
78Inventor score

Filing activity: Oct 27, 1999 → Mar 12, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US8546410B2 Heteroaryl-fused macrocyclic pyrimidine derivatives Chemistry; Metallurgy 45 Active
US8436005B2 Macrocyclic pyrimidine derivatives Chemistry; Metallurgy 41 Active
US6307047A Prostaglandin endoperoxide H synthase biosynthesis inhibitors Chemistry; Metallurgy 28 Expired
US7553964B2 Cyclobutyl amine derivatives Chemistry; Metallurgy 16 Active
US7098222B2 Bicyclic-substituted amines having cyclic-substituted monocyclic substituents Chemistry; Metallurgy 15 Expired
US7153889B2 Bicyclic-substituted amines as histamine-3 receptor ligands Chemistry; Metallurgy 13 Expired
US6559140B2 Cyclic and bicyclic diamino histamine-3 receptor antagonists Chemistry; Metallurgy 12 Expired
US8268846B2 Amino heterocyclic linked pyrimidine derivatives Chemistry; Metallurgy 8 Active
US7205316B2 Tri- and bi-cyclic heteroaryl histamine-3 receptor ligands Chemistry; Metallurgy 4 Expired
US7115591B2 Prostaglandin endoperoxide H synthase biosynthesis inhibitors Chemistry; Metallurgy 2 Expired
US7001895B2 Prostaglandin endoperoxide H synthase biosynthesis inhibitors Chemistry; Metallurgy 2 Expired
US8278311B2 Substituted pyrimidine derivatives Chemistry; Metallurgy 1 Active
US8026240B2 Octahydro-pyrrolo[3,4-b]pyrrole N-oxides Human Necessities 1 Active
US7456196B2 Bicyclic-substituted amines as histamine-3 receptor ligands Chemistry; Metallurgy 1 Expired
US8153813B2 Benzothiazole and benzooxazole derivatives and methods of use Chemistry; Metallurgy 1 Active
US10508113B2 Inhibitors of tyrosine kinase 2 mediated signaling Chemistry; Metallurgy 1 Active
US8278313B2 Macrocyclic spiro pyrimidine derivatives Chemistry; Metallurgy 1 Active
US9777020B2 Furo-3-carboxamide derivatives and methods of use Chemistry; Metallurgy 0 Active
US9181275B2 Mercaptoamidine derivatives and methods of use Human Necessities 0 Active
US8735411B2 Macrocyclic benzofused pyrimidine derivatives Chemistry; Metallurgy 0 Active
US8829041B2 Cyclopropyl amine derivatives Chemistry; Metallurgy 0 Active
US8859584B2 TRPV1 antagonists Chemistry; Metallurgy 0 Active
US9108948B2 Cyclopropyl amine derivatives Chemistry; Metallurgy 0 Active
US8273767B2 Bicyclic-substituted amines as histamine-3 receptor ligands Chemistry; Metallurgy 0 Active
US7985745B2 Method for pain treatment Human Necessities 0 Active

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