EH

Erwin Hahn

Basf Se: 7 patents #21 of 747Top 3%
Overall (1994): #1,314 of 165,921Top 1%
7
Patents 1994

Issued Patents 1994

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5371232 Preparation of 2-(4-aminophenyl)benzothiazole compounds Christoph Bomba, Guido Kuth, Paul Guenthert 1994-12-06
5356938 Recycling of cured aminoplast resins Juergen Weiser, Wolfgang Reuther 1994-10-18
5332830 Preparation of N-hydroxyazoles Klaus Horchler von Locquenghien, Wolfgang Hoelderich, Ulf Baus, Wolfgang Reuther 1994-07-26
5306815 Azo dyes with a coupling component of the quinoline series Clemens Grund, Andreas Geisberger, Helmut Reichelt, Andreas Guldner, Mathias Wiesenfeldt +3 more 1994-04-26
5298610 Thiazoleazo dyes having a coupling component of the diphenylamine series Matthias Wiesenfeldt, Helmut Reichelt, Sabine Gruettner-Merten 1994-03-29
5286401 Use of heterocyclic compounds as bleach activators or optical brighteners in washing and cleaning agents Bernhard Dung, Wolfgang Trieselt, Johannes Perner, Alfred Oftring 1994-02-15
5286854 Basic azo dyes with a coupling component of the hydroxynaphthalenecarboxylic acid series Heidi Hengelsberg, Udo Mayer 1994-02-15