Dusseldorf, Germany

Mannesmann Aktiengeselschaft


USPTO Granted Patents = 2

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal Johann Stempfle (1 out of 25 patents)

silverMedal Bernd Gugel (1 out of 35 patents)

bronzeMedal Hans J Pehle (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#86 in Dusseldorf

#10,513 in Germany

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Dusseldorf, Germany
Forward Citations = 0

3 inventors:

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