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Ralf Birkelbach

EKEjot Verbindungstechnik Gmbh & Co. Kg: 1 patents #1 of 2Top 50%
Bad Laasphe, DE: #1 of 2 inventorsTop 50%
Overall (2004): #135,329 of 270,089Top 55%
1 Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6722833 Self-threading screw with straight load flank and angled rear flank profile — 2004-04-20

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