Inventor · Bear, DE, US

James Empfield

28Patents
6h-index
51Co-inventors
72Inventor score

Filing activity: May 18, 1993 → Jul 28, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5744471A Pyridazion quinoline compounds Chemistry; Metallurgy 30 Expired
US5510386A Aminosulfonylphenyl compounds for treating urinary incontinence Chemistry; Metallurgy 11 Expired
US7868008B2 Substituted isoindolones and their use as metabotropic glutamate receptor potentiators Chemistry; Metallurgy 8 Expired
US10246453B2 Benzenesulfonamide compounds and their use as therapeutic agents Chemistry; Metallurgy 8 Active
US7205314B2 Compounds for the treatment of dementia related diseases Chemistry; Metallurgy 7 Expired
US5482969A Certain N(4-benzoyl-2-phenyl)-3- trifluoro-2-hydroxy-propanamide derivatives Chemistry; Metallurgy 6 Expired
US7968570B2 Isoindolone compounds and their use as metabotropic glutamate receptor potentiators Chemistry; Metallurgy 4 Active
US5837705A Alpha-substituted pyridazino quinoline compounds Human Necessities 4 Expired
US7799792B2 Metabotropic glutamate receptor oxadiazole ligands and their use as potentiators 841 Chemistry; Metallurgy 4 Active
US7790760B2 Metabotropic glutamate receptor isoxazole ligands and their use as potentiators 286 Chemistry; Metallurgy 3 Active
US5693639A Therapeutic heterocyclyl amionosulfonyl phenyl compounds Chemistry; Metallurgy 3 Expired
US5411973A Therapeutic alcohols Chemistry; Metallurgy 3 Expired
US8377940B2 Oxadiazole derivatives and their use as metabotropic glutamate receptor potentiators—842 Chemistry; Metallurgy 3 Active
US10662184B2 Benzenesulfonamide compounds and their use as therapeutic agents Chemistry; Metallurgy 2 Active
US7807706B2 Metabotropic glutamate-receptor-potentiating isoindolones Chemistry; Metallurgy 2 Expired
US5900432A Therapeutic N-(4-benzoyl-2-methyl-phenyl)-3,3,3-trifluoro-2-hydroxy-2-methyl-propana mides Chemistry; Metallurgy 2 Expired
US11174268B2 Benzenesulfonamide compouds and their use as therapeutic agents Chemistry; Metallurgy 2 Active
US7781434B2 Metabotropic glutamate receptor isoxazole ligands and their use as potentiators—286 Chemistry; Metallurgy 1 Active
US7888353B2 Metabotropic glutamate receptor isoxazole ligands and their use as potentiators Chemistry; Metallurgy 1 Active
US11299490B2 Benzenesulfonamide compounds and their use as therapeutic agents Chemistry; Metallurgy 1 Active
US6737424B2 Alpha-substituted pyridazino quinoline compounds Human Necessities 0 Expired
US8377939B2 Oxadiazole derivatives and their use as metabotropic glutamate receptor potentiators 842 Chemistry; Metallurgy 0 Active
US6103721A Heteroaryl-substituted pyridazino quinoline compounds Chemistry; Metallurgy 0 Expired
US7384954B2 4-substituted imidazoles Human Necessities 0 Expired
US8148372B2 Metabotropic glutamate receptor isoxazole ligands and their use as potentiators—286 Chemistry; Metallurgy 0 Active

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