Inventor · Fremont, CA, US

Christopher Semko

68Patents
13h-index
72Co-inventors
87Inventor score

Filing activity: Jun 6, 1995 → Jul 10, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7049306B2 Heteroaryl, heterocyclic and aryl compounds which inhibit leukocyte adhesion mediated by VLA-4. Emerging Cross-Sectional Technologies 70 Expired
US7026328B2 Heterocyclic compounds which inhibit leukocyte adhesion mediated by α4 integrins Chemistry; Metallurgy 29 Expired
US6583139B1 Compounds which inhibit leukocyte adhesion mediated by VLA-4 Human Necessities 29 Expired
US7008949B2 Heterocyclic compounds which inhibit leukocyte adhesion mediated by α4 integrins Human Necessities 28 Expired
US6492421B1 Substituted phenylalanine type compounds which inhibit leukocyte adhesion mediated by VLA-4 Chemistry; Metallurgy 26 Expired
US6492372B1 Heteroaryl, heterocyclic and aryl compounds which inhibit leukocyte adhesion mediated by VLA-4 Emerging Cross-Sectional Technologies 25 Expired
US6479492B1 Compounds which inhibit leukocyte adhesion mediated by VLA-4 Emerging Cross-Sectional Technologies 20 Expired
US6903088B2 Compounds which inhibit leukocyte adhesion mediated by VLA-4 Emerging Cross-Sectional Technologies 17 Expired
US7135477B2 Heterocyclic compounds which inhibit leukocyte adhesion mediated by α4 integrins Chemistry; Metallurgy 15 Expired
US6689781B2 Phenylalanine derivatives as alpha 4 integrin inhibitors Human Necessities 15 Expired
US7005433B2 Heteroaryl, heterocyclic and aryl compounds which inhibit leukocyte adhesion mediated by VLA-4 Emerging Cross-Sectional Technologies 14 Expired
US6911439B2 Heteroaryl, heterocyclic and aryl compounds which inhibit leukocyte adhesion mediated by VLA-4 Emerging Cross-Sectional Technologies 14 Expired
US6489300B1 Carbamyloxy compounds which inhibit leukocyte adhesion mediated by VLA-4 Human Necessities 13 Expired
US7378529B2 Heteroaryl, heterocyclic and aryl compounds which inhibit leukocyte adhesion mediated by VLA-4 Emerging Cross-Sectional Technologies 13 Expired
US7427628B2 Heterocyclic compounds which inhibit leukocyte adhesion mediated by α4 integrins Chemistry; Metallurgy 13 Active
US10590090B2 2,5-disubstituted 3-methyl pyrazines and 2,5,6-trisubstituted 3-methyl pyrazines as allosteric SHP2 inhibitors Chemistry; Metallurgy 12 Active
US6794506B2 3-(heteroaryl) alanine derivatives-inhibitors of leukocyte adhesion mediated by VLA-4 Chemistry; Metallurgy 10 Expired
US5858982A Cathepsin and methods and compositions for inhibition thereof Human Necessities 10 Expired
US7335663B2 Heteroaryl compounds which inhibit leukocyte adhesion mediated by α4 integrins Human Necessities 10 Expired
US6953802B2 Beta-amino acid derivatives-inhibitors of leukocyte adhesion mediated by VLA-4 Chemistry; Metallurgy 9 Expired
US6586602B2 Benzyl compounds which inhibit leukocyte adhesion mediated by VLA-4 Human Necessities 8 Expired
US6900179B2 Carbamyloxy compounds which inhibit leukocyte adhesion mediated by VLA-4 Human Necessities 8 Expired
US6291453A 4-amino-phenylalanine type compounds which inhibit leukocyte adhesion mediated by VLA-4 Chemistry; Metallurgy 8 Expired
US7576101B2 Composition for and treatment of demyelinating diseases and paralysis by administration of remyelinating agents Chemistry; Metallurgy 8 Expired
US5849711A Cathepsin and methods and compositions for inhibition thereof Human Necessities 7 Expired

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