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Ralf Birkelbach

EKEjot Gmbh & Co. Kg: 1 patents #2 of 4Top 50%
Bad Laasphe, DE: #1 of 1 inventorsTop 100%
Overall (2011): #190,789 of 364,097Top 55%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8043021 Fastening element for a friction-welded joint — 2011-10-25

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