WF

Werner Frass

Hoechst Gmbh: 21 patents #119 of 4,020Top 3%
AN Agfa-Gevaert Nv: 8 patents #210 of 1,819Top 15%
HA Hoescht Aktiengesellschaft: 1 patents #26 of 159Top 20%
Overall (All Time): #126,241 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
4482444 Process for electrochemically modifying electrochemically roughened aluminum support materials and the use of these materials in the manufacture of offset printing plates Dieter Mohr 1984-11-13
4458005 Polyvinylmethylphosphinic acid, process for its manufacture and use Dieter Mohr, Walter Herwig, Gerhard Usbeck 1984-07-03
4447510 Process for producing relief copies in light hardenable materials with ultrasonic treatment Klaus Horn 1984-05-08
4427765 Hydrophilic coating of salt-type phosphorus or sulfur polymer on aluminum support materials for offset printing plates and process for manufacture and use with light sensitive layer thereon Dieter Mohr 1984-01-24
4387151 Light-curable mixture and light-sensitive copying material made therewith Dieter Bosse 1983-06-07