FV

Friedrich Vissel

RA Ruhrgas Aktiengesellschaft: 2 patents #8 of 54Top 15%
📍 Recklinghausen, DE: #120 of 345 inventorsTop 35%
Overall (All Time): #2,328,248 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4802142 Device for controlling the flow rate of a fuel gas/air mixture and/or the ratio between fuel gas and air in a fuel gas/air mixture Wilhelm Korsmeier, Dieter Wolf 1989-01-31
4384792 Process and apparatus for the combustionless measurement and/or control of the amount of heat fed to gas consumption devices Hans Sommers, Wilhelm Korsmeier 1983-05-24