RS

Rolf A. Sieglen

LA Luossavaara-Kiirunavaara Ab: 3 patents #3 of 22Top 15%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
RA Rheinische Braunkohlenwerke Ag: 1 patents #22 of 62Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #1,062,146 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4930359 Apparatus for preparing samples from a flow of bulk material Erhard Wolfrum, Wolfgang Faber, Reiner Konig 1990-06-05
4558752 Device for obtaining dust from minerals Hans Freund, Wolfgang Heide 1985-12-17
4502951 Suction device for obtaining dust samples Rainer Koenig, Wolfgang Weisser, Helga Heide 1985-03-05
4482864 Process and equipment for collecting magnetite-containing ore dust samples and determining the magnetite and phosphorous contents thereof Rainer Koenig, Wolfgang Weisser, Helga Heide 1984-11-13
4441616 Process for sorting coarse to fine materials according to their chemical composition Rainer Konig, Hans Freund, Helga Heide 1984-04-10