GT

Gerd Thielen

DW Dyckerhoff & Widmann: 1 patents #32 of 81Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,340,044 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4633540 Tension tie member Dieter Jungwirth, Otmar Langwadt 1987-01-06
4498527 Heat-exchanging roller Wilhelm Gerarts, Eberhard Derichs 1985-02-12