Inventor · Chesterfield, MO, US

Leslie D. Bell

16Patents
9h-index
20Co-inventors
68Inventor score

Filing activity: Jun 22, 1984 → Aug 25, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4935233A Covalently linked polypeptide cell modulators Emerging Cross-Sectional Technologies 245 Expired
US5114711A Covalently linked polypeptide cell modulators such as interferon-lymphotoxin conjugates Emerging Cross-Sectional Technologies 64 Expired
US4914033A Structure and properties of modified interferons Emerging Cross-Sectional Technologies 30 Expired
US4751077A Interferons with novel cysteine pattern Emerging Cross-Sectional Technologies 23 Expired
US4769233A Structure and properties of modified interferons Emerging Cross-Sectional Technologies 17 Expired
US4738844A Modified (1-28) beta interferons Emerging Cross-Sectional Technologies 13 Expired
US6130333A Bicyclic imidazolyl derivatives as phosphodiesterase inhibitors, pharmaceutical compositions and method of use Chemistry; Metallurgy 10 Expired
US4753795A Modified (80-113) beta interferons Emerging Cross-Sectional Technologies 10 Expired
US4793995A Modified (1-56) beta interferons Emerging Cross-Sectional Technologies 9 Expired
US4738845A Modified (115-145) beta interferons Emerging Cross-Sectional Technologies 5 Expired
US4719180A Synthetic urogastrone gene, corresponding plasmid recombinants, transformed cells, production thereof and urgastrone expression Emerging Cross-Sectional Technologies 4 Expired
US4963357A Tissue plasminogen activator modified by the substitution of Arg for Cys at position 73, methods and pharmaceutical compositions therefor Human Necessities 4 Expired
US6545124B1 Peptide linkers for covalent linking polypeptide cell modulators Emerging Cross-Sectional Technologies 2 Expired
US5037752A Modified tissue plasminogen activator substituted at cysteine-73 and lysine-277 Human Necessities 2 Expired
US5100666A Modified tissue plasminogen activator K2K2SP Human Necessities 2 Expired
US5244676A Modified tissue plasminogen activator with modified glycosylation site Human Necessities 0 Expired

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