Inventor · Berlin, DE

Gerhard Sauer

64Patents
12h-index
68Co-inventors
87Inventor score

Filing activity: Dec 22, 1972 → May 7, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6284798A Guanidine derivatives, methods of preparing them and their use as drugs Emerging Cross-Sectional Technologies 25 Expired
US5401748A 2,14-disubstituted ergolines, their production and use in pharmaceutical compositions Human Necessities 24 Expired
US4536401A 11.beta.-aryl estradienes, processes for their production and pharmaceutical preparations containing them Chemistry; Metallurgy 23 Expired
US4851435A Antiviral and antitumor xanthate pharmaceutical compositions Human Necessities 17 Expired
US4886701A Process for producing a tangled fibre material from glass fibres and polymer for the production of glass fibre-reinforced plastic mouldings and apparatus for performing the process Emerging Cross-Sectional Technologies 16 Expired
US5411966A 2, 13-disubstituted ergolines, their production and use in pharmaceutical agents Chemistry; Metallurgy 15 Expired
US4970314A Process for the preparation of 2-bromo-8-ergolinyl compounds Chemistry; Metallurgy 15 Expired
US5158957A 2-substituted ergolines Human Necessities 13 Expired
US5212178A 8.alpha.-acylamino ergolines and use as pharmaceutical agents Human Necessities 13 Expired
US5547958A N-(8.alpha.-ergolinyl)-amides Human Necessities 12 Expired
US4826852A Novel ergolinyl compounds nitrogen-substituted in the 8-position, useful for treating dopamine deficiency Chemistry; Metallurgy 12 Expired
US4748248A Process for the preparation of ergoline derivatives Chemistry; Metallurgy 12 Expired
US5986115A 7.alpha.-(.xi.-aminoalkyl)-estratrienes, process for their production, pharmaceutical preparations which contain these 7.alpha.-(.xi.-aminoalkyl)-estratrienes as well as their use for the production of pharmaceutical agents Chemistry; Metallurgy 11 Expired
US4874768A 1,2-disubstituted ergolines useful for producing central antidopanminergic or .alpha.2-receptor-blocking activity Human Necessities 11 Expired
US5866560A 7.alpha.-(.xi.-aminoalkyl)-estratrienes, process for their production, pharmaceutical preparations which contain these 7.alpha.-(.xi.-aminoalkyl)-estratrienes as well as their use for the production of pharmaceutical agents Chemistry; Metallurgy 9 Expired
US4591585A 1-alkyl-androsta-1,4-diene-3,17-diones their production and pharmaceutical preparations containing same Human Necessities 8 Expired
US4731367A 2-substituted ergolines useful as neuroleptics and antidepressants Chemistry; Metallurgy 8 Expired
US4539007A Process for the simultaneous desizing and bleaching of textile material made from cellulose fibers Textiles; Paper 8 Expired
US4379790A (Erolinyl)-N,N-diethylurea derivatives, and their preparation and use Human Necessities 7 Expired
US6288051A 7 .alpha.-(5-methylaminopentyl)-estratrienes, process for their production, pharmaceutical preparations that contain these 7 .alpha.(5-methylaminopentyl)-estratrienes as well as their use for the production of pharmaceutical agents Chemistry; Metallurgy 7 Expired
US4417051A Process for the preparation of 8.alpha.-substituted 6-methylergolines Chemistry; Metallurgy 6 Expired
US4740509A 12- and 13-bromoergolines useful for treating hypertension Human Necessities 6 Expired
US4863929A 12- and 13-substituted ergoline derivatives having alpha.sub.2 -receptor-blocking effect Chemistry; Metallurgy 5 Expired
US6767903B1 New7&agr;, 17&agr;-bis-alkylated testosterone derivatives and their use in long-term therapy of androgen-dependent diseases Chemistry; Metallurgy 5 Expired
US4648743A Method of producing a subterranean structure Fixed Constructions 4 Expired

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