Inventor · Marburg, DE

Paul Knochel

23Patents
5h-index
38Co-inventors
69Inventor score

Filing activity: May 6, 1996 → Sep 20, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6191284A Ligands and complexes for enantioselective hydrogenation Chemistry; Metallurgy 24 Expired
US6284925A Use of ferrocenyl ligands for catalytic, enantioselective hydrogenation Chemistry; Metallurgy 21 Expired
US9273070B2 Organozinc complexes and processes for making and using the same Chemistry; Metallurgy 11 Active
US6348620B1 Method for homogeneous enantioselective hydrogenation using catalytic ferrocenyl bis-phosphine complexes Emerging Cross-Sectional Technologies 6 Expired
US7384580B2 Method of preparing organomagnesium compounds Chemistry; Metallurgy 5 Expired
US7015342B2 Ferrocenyl ligands and method for the production of such ligands Chemistry; Metallurgy 4 Expired
US5723642A Optically activate phosphines,their preparation and their metal complexes, and use in asymmetric synthesis Chemistry; Metallurgy 4 Expired
US8134005B2 Preparation and use of magnesium amides Chemistry; Metallurgy 4 Active
US7387751B2 Method of preparing organomagnesium compounds Chemistry; Metallurgy 3 Active
US6610871B1 Copper-catalyzed enantioselective allylic substitution reactions Chemistry; Metallurgy 2 Expired
US8470982B2 Solutions of anhydrous lanthanide salts and its preparation Chemistry; Metallurgy 1 Active
US8513416B2 Bisamide-zinc bases Chemistry; Metallurgy 1 Active
US7009065B2 Ferrocenyl ligands and the use thereof in catalysis Chemistry; Metallurgy 1 Expired
US11236113B2 Hydrocarbon-soluble halogen and thiolate/magnesium exchange reagents Chemistry; Metallurgy 0 Active
US6899830B1 Method for producing Grignard compounds Emerging Cross-Sectional Technologies 0 Expired
US9334237B2 Production and use of zinc amides Chemistry; Metallurgy 0 Active
US10087126B2 Process for the preparation of halo-substituted benzenes Chemistry; Metallurgy 0 Active
US6291713A Process of transferring .alpha., .beta.-unsaturated alkyl groups to electrophiles Chemistry; Metallurgy 0 Expired
US7081533B2 Cycloaliphatic/aromatic diphosphines and use thereof in catalysis Emerging Cross-Sectional Technologies 0 Expired
US6184404A Process for the selective alkylation of aldehydes by means of organozinc compounds Chemistry; Metallurgy 0 Expired
US9688701B2 Production and use of zinc amides Chemistry; Metallurgy 0 Active
US7235696B2 Chiral diphosphinoterpenes and transition metal complexes thereof Chemistry; Metallurgy 0 Expired
US6432326B1 Method for the stereoselective production of grignard compounds and use thereof Chemistry; Metallurgy 0 Expired

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