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Heinrich Friederich

EKEjot Verbindungstechnik Gmbh & Co. Kg: 1 patents #1 of 4Top 25%
Groß-Rohrheim, DE: #1 of 4 inventorsTop 25%
Overall (2002): #208,810 of 266,432Top 80%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6338600 Self-tapping, corrosion-resistant screw with hardened tip Reinhard Schmoock 2002-01-15

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Henry Friesen1
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Helge Fredslund-Hansen1
Helmut Franz1
Heinz-Gunther Franz1