Darmstadt, Germany

Rohn Gmbh


USPTO Granted Patents = 2

Forward Citations = 18

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6 inventors (with patents filed for the assignee):

goldMedal Shang-De Chang (1 out of 8 patents)

silverMedal Horst Pennewiss (1 out of 38 patents)

bronzeMedal Heinz Jost (1 out of 10 patents)

4 Jia-Hwang Chang (1 out of 11 patents)

5 Edwin Chow (1 out of 5 patents)

6 Helmut Knoell (1 out of 7 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#70 in Darmstadt

#10,554 in Germany

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Darmstadt, Germany
Forward Citations = 18

6 inventors:

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