KF

Klaus Freier

SA Stahlwerke Peine-Salzgitter Ag: 2 patents #1 of 23Top 5%
SA Salzgitter Ag: 1 patents #5 of 12Top 45%
📍 Wolfenbüttel, DE: #38 of 148 inventorsTop 30%
Overall (All Time): #1,604,797 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6749696 Process for producing a cold-rolled strip or sheet of steel and strip or sheet which can be produced by the process Volker Flaxa, Birgit Reichert 2004-06-15
5139580 Cold rolled sheet or strip steel and a process for production thereof Walter Zimnik 1992-08-18
4397697 Hot strips or heavy plates from a denitrated steel and method for their manufacture Constantin Vlad, Klaus Hulka 1983-08-09