ER

Erwin Raquet

FA Fried, Krupp Huttenwerke Ag: 5 patents #1 of 13Top 8%
KS Krupp Stahl: 2 patents #2 of 14Top 15%
📍 Witten, DE: #30 of 328 inventorsTop 10%
Overall (All Time): #769,783 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4496183 Vibration-damped wheel for rail vehicles Willi Kasper, Helmut Licht, Jürgen Schneider 1985-01-29
4481638 Electric arc furnace 1984-11-06
4392681 Rotating body sympathetic vibration absorber 1983-07-12
4364594 Railway wheel vibration damping device 1982-12-21
4355578 Railway wheels and rails damping structures 1982-10-26
4353586 Vibration damped railway wheel Richard J. Klatt 1982-10-12
4203546 Oscillation dampening system for a railway track Gerhard Tacke, Wilhelm Heller 1980-05-20