UF

Ulrich Feldhues

LG Lanxess Deutschland Gmbh: 17 patents #4 of 576Top 1%
BH Bayer Healthcare: 10 patents #949 of 8,007Top 15%
AG Arlanxeo Deutschland Gmbh: 1 patents #53 of 140Top 40%
BA Bayer Chemicals Ag: 1 patents #5 of 47Top 15%
📍 Bensberg, SC: #1 of 1 inventorsTop 100%
Overall (All Time): #130,842 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
6248887 Process for preparing bis-alkoxy-triazinyl-amino-containing stilbene disulphonic acids or their derivatives Uwe Vogt, Udo Eckstein, Rolf Brockmann, Dietmar Fiedel 2001-06-19
6121444 Process for preparing substituted 4,4'-diaminostilbene-2,2'-disulphonic acid salts Udo Eckstein, Uwe Vogt, Rolf Brockmann 2000-09-19
6068695 Process for the continuous preparation of quinacridones Thomas R. Flatt, Mark A. Putnam 2000-05-30
6025490 Process for the preparation of substituted 4,4'-diaminostilbene-2,2'-disulphonic acids Rolf Brockmann, Udo Eckstein, Detlef Szeymies 2000-02-15