Inventor · Foster City, CA, US

Yan Chen

65Patents
19h-index
66Co-inventors
87Inventor score

Filing activity: Jan 15, 1987 → Apr 5, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6995174B2 Hepatitis C virus inhibitors Human Necessities 102 Expired
US7141671B2 Biphenyl derivatives Physics 85 Expired
US7858739B2 Inhibitors of type 2 vascular endothelial growth factor receptors Chemistry; Metallurgy 62 Active
US7847062B2 Pharmacokinetic modulation and compositions for modified FN3 polypeptides Chemistry; Metallurgy 59 Active
US8324362B2 Nucleic acid encoding 10FN3 polypeptide inhibitors of Type 2 vascular endothelial growth factor receptors Chemistry; Metallurgy 57 Active
US6124269A 2-Halo-6-O-substituted ketolide derivatives Chemistry; Metallurgy 52 Expired
US7449479B2 Hepatitis C virus inhibitors Human Necessities 49 Expired
US5932248A Controlled release preparations for cytotoxic or cytostatic drugs Human Necessities 46 Expired
US8609613B2 Methods of inhibiting type 2 vascular endothelial growth factor receptors using polypeptides Chemistry; Metallurgy 35 Active
US7345175B2 Biphenyl derivatives Chemistry; Metallurgy 34 Active
US7915291B2 Hepatitis C virus inhibitors Human Necessities 32 Active
US7355046B2 Biphenyl derivatives Physics 29 Active
US7521561B2 Biphenyl derivatives Physics 26 Active
US9328157B2 Inhibitors of type 2 vascular endothelial growth factor receptors Chemistry; Metallurgy 26 Active
US7524959B2 Biphenyl derivatives Physics 26 Active
US7507751B2 Biphenyl derivatives Physics 25 Active
US7514558B2 Biphenyl derivatives Physics 23 Active
US6420535B1 6-O-carbamate ketolide derivatives Chemistry; Metallurgy 23 Expired
US9862758B2 Inhibitors of type 2 vascular endothelial growth factor receptors Chemistry; Metallurgy 20 Active
US6849608B2 Macrolide antibiotics Chemistry; Metallurgy 18 Expired
US7879879B2 Biphenyl derivatives Physics 18 Active
US7772180B2 Hepatitis C virus inhibitors Chemistry; Metallurgy 17 Active
US7829583B2 Biphenyl derivatives Physics 15 Active
US8299094B2 Hepatitis C virus inhibitors Human Necessities 13 Active
US8138345B2 Diamide compounds having muscarinic receptor antagonist and β2 adrenergic receptor agonist activity Human Necessities 11 Active

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