Inventor · Wittnau, CH

Rene Imhof

19Patents
7h-index
9Co-inventors
55Inventor score

Filing activity: Oct 15, 1979 → Sep 3, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US5011849A Compounds for treating and preventing cognitive diseases and depression and methods of making same Chemistry; Metallurgy 41 Expired
US5204482A Compounds for treating and preventing cognitive diseases and depression and methods of making same Chemistry; Metallurgy 32 Expired
US4764522A Ethylenediamine monoamides Chemistry; Metallurgy 15 Expired
US5030636A Octahydrobenzo(f)quinoline derivatives Human Necessities 12 Expired
US4236010A Phenyl-quinolizidines Chemistry; Metallurgy 10 Expired
US4749791A Benzo[f]quinoline intermediates Chemistry; Metallurgy 8 Expired
US5318967A 2,3,3a,4,5,9b-hexahydro-1H-benzo[e]indole derivatives Human Necessities 7 Expired
US4732979A Benzazecine derivatives for cognitive and memory functions Chemistry; Metallurgy 3 Expired
US4391978A Phenyl-quinolizidines Chemistry; Metallurgy 3 Expired
US5017608A Hydrocinnamic acid derivatives Chemistry; Metallurgy 3 Expired
US4272627A Phenyl-quinolizinones Chemistry; Metallurgy 2 Expired
US5318966A Method of inhibiting aretylcholine esterase using 2,3,3a,4,5,9b-hexahydro-1H-benzo[e]indole derivatives Human Necessities 2 Expired
US4883815A Hydrocinnamic acid derivatives Chemistry; Metallurgy 1 Expired
US4876340A Benzazecine derivatives for cognitive and memory functions Chemistry; Metallurgy 1 Expired
US4316030A Phenyl-quinolizidines Chemistry; Metallurgy 1 Expired
US4338444A Phenyl-hexahydro-2H-quinolizines Chemistry; Metallurgy 1 Expired
US4329467A Phenyl-quinolizidines Chemistry; Metallurgy 1 Expired
US4957911A Benzazecine derivatives for cognitive and memory functions Chemistry; Metallurgy 1 Expired
US4684731A Phenyl-quinolizidines Chemistry; Metallurgy 0 Expired

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