RF

Ronald Friedrich

FK Fried Krupp: 3 patents #29 of 258Top 15%
Overall (All Time): #1,669,670 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4802526 Centrifugal caster Werner Hammecke, deceased 1989-02-07
4436697 Soldering alloy Manfred Muller 1984-03-13
4418740 Centrifugal caster Werner Hammecke, deceased 1983-12-06