Inventor · Missouri City, TX, US

Richard T. Lewis

45Patents
9h-index
122Co-inventors
78Inventor score

Filing activity: Feb 24, 1993 → Jul 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5514718A Heterocyclic compounds, processes for their preparation and pharmaceutical compositions containing them Chemistry; Metallurgy 531 Expired
US8198448B2 Fused heterocyclic derivatives and methods of use Chemistry; Metallurgy 37 Active
US5760018A Gem-disubstituted azacyclic tachykinin antagonists Chemistry; Metallurgy 30 Expired
US8524900B2 Fused heterocyclic derivatives and methods of use Chemistry; Metallurgy 19 Active
US9066954B2 Fused heterocyclic derivatives and methods of use Chemistry; Metallurgy 19 Active
US9809588B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 15 Active
US10125128B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 13 Active
US10344025B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 12 Active
US6133255A Tricyclic pyridone analogues as GABA-A receptor ligands Chemistry; Metallurgy 9 Expired
US10766892B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 9 Active
US5328927A Hetercyclic compounds, processes for their preparation and pharmaceutical compositions containing them Chemistry; Metallurgy 9 Expired
US5461063A Azabicyclic compounds Chemistry; Metallurgy 8 Expired
US11370786B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 6 Active
US7030128B2 Imidazo-pyrimidine derivatives as ligands for GABA receptors Human Necessities 6 Expired
US10738043B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 6 Active
US7825135B2 Heteroaryl piperidine glycine transporter inhibitors Chemistry; Metallurgy 5 Expired
US6500828B1 Triazolo-pyridazine derivatives as ligands for gaba receptors Human Necessities 5 Expired
US5719149A Morpholine derivatives and their use as therapeutic agents Chemistry; Metallurgy 5 Expired
US5554627A Tachykinin antagonists Chemistry; Metallurgy 5 Expired
US6642229B2 3-Phenyl-imidazo-pyrimidine derivatives as ligands for GABA receptors Chemistry; Metallurgy 5 Expired
US6900215B2 Imidazo-pyrimidine derivatives as ligands for gaba receptors Human Necessities 4 Expired
US6936608B2 Imidazo-triazine derivatives as ligands for GABA receptors Human Necessities 4 Expired
US6969716B2 5-phenyl[1,2,4]triazines as ligands for GABA-A α2/α3 receptors for treating anxiety or depression Human Necessities 3 Expired
US7626056B2 Cyclohexanesulfonyl derivatives as GlyT1 inhibitors to treat schizophrenia Chemistry; Metallurgy 3 Active
US11713313B2 GLS1 inhibitors for treating disease Chemistry; Metallurgy 3 Active

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