Inventor · Berlin, DE

Guenter Neef

12Patents
7h-index
38Co-inventors
66Inventor score

Filing activity: Nov 12, 1976 → Sep 10, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4536401A 11.beta.-aryl estradienes, processes for their production and pharmaceutical preparations containing them Chemistry; Metallurgy 23 Expired
US4596808A Pharmacologically active 3-substituted beta-carbolines useful as tranquilizers Chemistry; Metallurgy 23 Expired
US5273971A 13-alkyl-11.beta.-phenylgonanes Chemistry; Metallurgy 17 Expired
US4870069A 11.beta.-alkynyl-estrenes and -estradienes, their production and pharmaceutical preparations containing them Chemistry; Metallurgy 16 Expired
US5446036A 13-alkyl-11beta-phenylgonanes Chemistry; Metallurgy 16 Expired
US4829060A 11 Beta-N,N-dimethylaminophenyl-estradienes, their manufacture and pharmaceutical preparations containing them Human Necessities 13 Expired
US5132299A 11.beta.-phenyl-4,9,15-estratrienes, their manufacture and pharmaceutical preparations containing same Chemistry; Metallurgy 8 Expired
US4843157A 13alpha-alkylgonan-delta 9(11)-5,10-epoxides Chemistry; Metallurgy 5 Expired
US7211680B2 Vitamin D derivatives with carbo-or heterocyclic substituents at C-25, a process for their production, intermediate products and their use for producing medicaments Chemistry; Metallurgy 3 Expired
US4066674A Process for the preparation of 1,3-oxygenated 8.alpha.-estratrienes and novel intermediates obtained therefrom Chemistry; Metallurgy 2 Expired
US4870067A Oxytocins and antigestagens in combination for induction of birth Human Necessities 2 Expired
US6596713B1 Steroid esters and amides, process for their production and their pharmaceutical use Chemistry; Metallurgy 0 Expired

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