FE

Friedrich Engelhardt

CA Cassella Aktiengesellschaft: 36 patents #2 of 243Top 1%
Hoechst Gmbh: 8 patents #474 of 4,020Top 15%
Basf Se: 5 patents #3,244 of 13,826Top 25%
DI Dresser Industries: 4 patents #60 of 787Top 8%
TG Tougas Oilfield Solutions Gmbh: 1 patents #5 of 13Top 40%
📍 Frankfurt am Main, VA: #1 of 3 inventorsTop 35%
Overall (All Time): #51,156 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
4237243 Use of cross-linked polymers to increase the viscosity in cosmetic, pharmaceutical and technical compositions Jochen M. Quack, Alwin Reng, Juliane Balzer, Joachim Ribka 1980-12-02
4237249 Process for the preparation of crosslinked copolymers, the process products obtained, and their use in textile printing Juliane Balzer, Joachim Ribka, Wolfram Schidlo 1980-12-02