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For the Inventor, By the Inventor

Bochum, Germany

Stein & Partner Gmbh


USPTO Granted Patents = 1

% Expired Patents = 100.0


Forward Citations = 3

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1 inventor (with patents filed for the assignee):

goldMedal Dietrich Stein (1 out of 3 patents)

silverMedal Karsten Dr-Ing Körkemeyer (0 patent)

bronzeMedal Dietrich Prof Dr-Ing Stein (0 patent)


1 patent:

1. 7731453 - Method and device for trenchless laying of pipelines (2010-06-08),
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USPTO Data Jan 1 1976 - Sep 22 2026

1 Patents

#61 in Bochum

#15,349 in Germany

Bochum, DE
Bochum, Germany

Stein & Partner Gmbh

Forward Citations = 3

1 inventor:

goldMedal Dietrich Stein (1 out of 3 patents)

silverMedal Karsten Dr-Ing Körkemeyer (0 patent)

bronzeMedal Dietrich Prof Dr-Ing Stein (0 patent)

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