Inventor · Ashwell, GB

Roderick Alan Porter

39Patents
6h-index
71Co-inventors
72Inventor score

Filing activity: Sep 15, 1986 → Mar 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4804658A Imidazopyridine derivatives and pharmaceutical compositions Human Necessities 23 Expired
US6372757B1 Phenylurea and phenylthio urea derivatives Human Necessities 14 Expired
US4837333A Substituted alkylidene imidazoles Chemistry; Metallurgy 14 Expired
US5637593A Tryptamine analogues as 5-ht1-like agonists Chemistry; Metallurgy 12 Expired
US7468367B2 Ethylene diamine derivatives and their use as orexin-receptor antagonists Chemistry; Metallurgy 11 Expired
US6410529B1 Phenyl urea and phenyl thiourea derivatives as HFGAN72 antagonists Chemistry; Metallurgy 9 Expired
US7943645B2 Piperidine compounds for use as orexin receptor antagonist Chemistry; Metallurgy 6 Active
US5618947A Process of preparing enantiomers of carbazole derivatives Human Necessities 6 Expired
US7423052B2 Piperidine compounds for use as orexin receptor antagoinst Chemistry; Metallurgy 6 Expired
US6596730B1 Phenyl urea and phenyl thiourea derivatives Human Necessities 6 Expired
US6274594A Isoquinoline derivatives and their therapeutical use Chemistry; Metallurgy 5 Expired
US6248754A Substituted isoquinoline derivatives and their use as anticonvulsants Chemistry; Metallurgy 4 Expired
US5616603A Enantiomers of carbazole derivatives as 5-HT.sub.1 -like agonists Chemistry; Metallurgy 4 Expired
US7078565B2 Benzamide derivatives as antagonists of orexin receptors Chemistry; Metallurgy 4 Expired
US7432270B2 N-aroyl cyclic amines Chemistry; Metallurgy 3 Expired
US6417192B1 Pyrimidinone compounds and pharmaceutical compositions containing them Chemistry; Metallurgy 3 Expired
US5650426A Enantiomers of carbazole derivatives as 5-HT.sub. 1-like agonists Human Necessities 3 Expired
US5618948A Process for preparing an enantiomer of a carbazole derivative Chemistry; Metallurgy 3 Expired
US7745642B2 Glycine transport inhibitors Chemistry; Metallurgy 3 Expired
US6476028B1 Compounds and methods Chemistry; Metallurgy 2 Expired
US7470710B2 N-aroyl cyclic amine derivatives as orexin receptor antagonists Chemistry; Metallurgy 2 Expired
US6699879B1 Phenyl urea and phenyl thiourea derivatives as orexin receptor antagonists Chemistry; Metallurgy 1 Expired
US5962501A Enantiomer of carbazole derivative as 5-HT1-like agonists Chemistry; Metallurgy 1 Expired
US5917054A Process for preparing enantiomers of carbazole derivatives as 5-HT.sub.1 -like agonists Chemistry; Metallurgy 1 Expired
US7741329B2 N-aroyl cyclic amines Chemistry; Metallurgy 1 Active

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