Inventor · Kelkheim, DE

Christian Kohlpaintner

19Patents
11h-index
20Co-inventors
64Inventor score

Filing activity: Dec 6, 1991 → Oct 10, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5532396A Metallocene compound Emerging Cross-Sectional Technologies 70 Expired
US5543373A Metallocene compound Emerging Cross-Sectional Technologies 69 Expired
US5741868A Olefin polymerization process by using a substituted indenyl containing metallocene catalyst Emerging Cross-Sectional Technologies 37 Expired
US5347045A Sulfonated 2,2'-bis (diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compounds Performing Operations; Transporting 36 Expired
US5612428A Process for preparing olefin polymer with catalyst containing metallocene Emerging Cross-Sectional Technologies 27 Expired
US5576260A Metallocene-based catalysts Emerging Cross-Sectional Technologies 27 Expired
US5312951A 3,4-dimethyl-2,5,6-tris(p-sulfonatophenyl)-1-phosphanorbornadiene, process for the preparation thereof and process for the hydroformylation of olefinnically unsaturated compounds Performing Operations; Transporting 17 Expired
US5565398A Sulfonated 2,2'-bis (Diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compounds Performing Operations; Transporting 17 Expired
US5274183A Water-soluble sulfonated diphosphines Chemistry; Metallurgy 14 Expired
US5631393A Palladium catalysts containing sulfonated bisphosphines as ligands, process for their preparation and their use in carbonylation reactions Performing Operations; Transporting 13 Expired
US5481045A Sulfonated 2,2'-bis (diphenylphosphinomethyl)-1,1'-binaphthalenes, process for their preparation and their use in a process for the hydroformylation of olefinically unsaturated compounds Performing Operations; Transporting 12 Expired
US5777087A Aryl diphosphines and catalysts containing the same Emerging Cross-Sectional Technologies 11 Expired
US5223648A Process for producing aldehydes Performing Operations; Transporting 11 Expired
US5200380A Process for producing aldehydes Performing Operations; Transporting 5 Expired
US5466644A Reactivation of water-soluble hydroformylation catalysts Emerging Cross-Sectional Technologies 1 Expired
US5817775A Phosphines and catalysts containing the same Emerging Cross-Sectional Technologies 1 Expired
US6043398A Chemical processes using aryl diphosphine containing catalysts Emerging Cross-Sectional Technologies 1 Expired
US5929273A Process for preparing diphospines ligands and catalysts containing the same Emerging Cross-Sectional Technologies 0 Expired
US5744643A Process for preparing aromatic amines Chemistry; Metallurgy 0 Expired

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