RK

Rainer Kupfer

CL Clariant: 10 patents #50 of 540Top 10%
Hoechst Gmbh: 6 patents #638 of 4,020Top 20%
CL Clariant Finance (Bvi) Limited: 2 patents #146 of 535Top 30%
CG Clariant Produkte (Deutschland) Gmbh: 2 patents #56 of 262Top 25%
HA Hoecht Aktiengesellschaft: 1 patents #3 of 29Top 15%
Overall (All Time): #205,960 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11753541 Dispersing agent Dorothee GABEL, Felix HÖVELMANN, Benjamin SCHEINHARDT, Dietmar Beck 2023-09-12
11220603 Stabilizers for silicate paints Jesús Pitarch López, Christoph SÖFFING, Jörg Rüger 2022-01-11
10920080 N-Alkyl glucamine-based universal pigment dispersions Christoph SÖFFING, Jörg Rüger 2021-02-16
10131861 Corrosion-inhibiting compositions Peter Klug, Steffen Fleischer 2018-11-20
9068137 Water-mixed metal working fluids containing ether pyrrolidone carboxylic acids Carsten Cohrs, Alexander Roesch 2015-06-30
8759264 Water-based hydraulic fluids comprising dithio-di(aryl carbolic acids) Carsten Cohrs 2014-06-24
7214276 Ether carboxylic acids based on alkoxylated styrylphenols Uwe Dahlmann 2007-05-08
7208118 Process for the solvent-free preparation of ethercarboxylic acids having a low residual salt content Dirk Leinweber, Uwe Dahlmann 2007-04-24
7008561 Ether carboxylic acids based on alkoxylated mercaptobenzothiazoles and use of the same as corrosion inhibitors Uwe Dahlmann, Michael Feustel 2006-03-07
6462000 Use of polymers as antimisting additives in water-based cooling lubricants Karl Heinz Heier 2002-10-08
6414075 Use of polymers as antimisting additives in water-based cooling lubricants Karl Heinz Heier 2002-07-02
6391962 Copolymers and their use as drift control agents Ralf Zerrer 2002-05-21
6326514 Process for the preparation of ether carboxylic acids with low residual alcohol content Peter Klug, Ignaz Wimmer, Rudiger Winter 2001-12-04
6313076 Use of polymers as antimisting additives in water-based cooling lubricants Karl Heinz Heier 2001-11-06
5534604 Copolymers based on ethylenically unsaturated dicarboxylic anhydrides, long-chain olefins and fluoroolefins Michael Bildhauer, Gunther Siebott, Bernhard Mees, Herbert Friedrich 1996-07-09
5421993 Process of inhibiting corrosion, demulsifying and/or depressing the pour point of crude oil Martin Hille, Roland Bohm 1995-06-06
5385674 Process for separation of petroleum emulsions of the water-in-oil type Martin Hille, Roland Bohm, Friedrich Staiss 1995-01-31
5210323 Process for the preparation of alkoxylates having a narrow distribution of homologs using antimony pentahalide complexes as the catalyst Ignaz Wimmer 1993-05-11
5171877 Urethanes made from aliphatic fluoro alcohols, isocyanates and carboxylic acids, a process for their preparation and their use Wolfgang Knaup, Rolf Kleber, Lothar Jaeckel, Fritz J. Gohlke 1992-12-15
5114616 Esterified glycidyl ether addition products and their use Martin Hille, Roland Bohm, Friedrich Staiss 1992-05-19
5039450 Process for the separation of crude oil emulsions of the water-in-oil type Willibald Bose, Martin Hille, Roland Bohm, Friedrich Staiss 1991-08-13