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For the Inventor, By the Inventor

Wuppertal, Germany

Si-Coatings Gmbh


USPTO Granted Patents = 2


Forward Citations = 1

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7 inventors (with patents filed for the assignee):

goldMedal Willi Henkenjohann (2 out of 2 patents)

silverMedal Karl Kuhmann (2 out of 16 patents)

bronzeMedal Maximilian Gruhn (2 out of 8 patents)

4.  Andreas Pawlik (2 out of 12 patents)

5.  Martin Risthaus (2 out of 9 patents)

6.  Klaus Welsch (2 out of 4 patents)

7.  Sven Mang (2 out of 2 patents)


2 patents:

1. 11078390 - Adhesion promoter compositions and primer compositions for metal-plastic hybrid components (2021-08-03),
2. 10273390 - Adhesion promoter compositions and primer compositions for metal-plastic hybrid components (2019-04-30),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#113 in Wuppertal

#10,673 in Germany

Wuppertal, DE
Wuppertal, Germany

Si-Coatings Gmbh

Forward Citations = 1

7 inventors:

goldMedal Willi Henkenjohann (2 out of 2 patents)

silverMedal Karl Kuhmann (2 out of 16 patents)

bronzeMedal Maximilian Gruhn (2 out of 8 patents)

4.  Andreas Pawlik (2 out of 12 patents)

5.  Martin Risthaus (2 out of 9 patents)

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