RF

Richard Fischer

Hoechst Gmbh: 5 patents #756 of 4,020Top 20%
CG Celanese Chemicals Europe Gmbh: 4 patents #10 of 84Top 15%
A& Aventis Research & Technologies Gmbh &: 3 patents #10 of 131Top 8%
HA Harnischfeger: 3 patents #26 of 104Top 25%
SC Sud Chemie: 2 patents #54 of 244Top 25%
JM Joy Global Surface Mining: 1 patents #39 of 88Top 45%
MI Microchip Technology Incorporated: 1 patents #521 of 958Top 55%
GE: 1 patents #19,878 of 36,430Top 55%
HC Hoechst Celanese: 1 patents #468 of 871Top 55%
📍 Lunenburg, MA: #6 of 131 inventorsTop 5%
🗺 Massachusetts: #3,693 of 88,656 inventorsTop 5%
Overall (All Time): #144,361 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
5176750 Azo pigment compositions and process for their preparation Joseph Kammer 1993-01-05
5155247 Use of organorhenium compounds for the oxidation of multiple C--C-bonds, oxidation processes based theron and novel organorhenium compounds Wolfgang Anton Herrmann, Dieter M. Fritz-Meyer-Weg, Werner Wagner, Josef Kuchler, Georg Weichselbaumer 1992-10-13