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For the Inventor, By the Inventor

Krefeld, Germany

Ringfeder Vgb Gmbh


USPTO Granted Patents = 1

Forward Citations = 4

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1 inventor (with patents filed for the assignee):

goldMedal Friedhelm Detzner (1 out of 3 patents)


1 patent:

1. 6274211 - Kinetic energy absorbing element (2001-08-14),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#64 in Krefeld

#15,083 in Germany

...
Krefeld, Germany

Ringfeder Vgb Gmbh

Forward Citations = 4

1 inventor:

goldMedal Friedhelm Detzner (1 out of 3 patents)

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