For the Inventor, By the Inventor

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Wuppertal, Germany

Klaus Heckmann

USPTO Granted Patents = 1

Forward Citations = 8

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5 inventors (with patents filed for the assignee):

Helmut Ringsdorf (1 out of 18 patents)

Klaus Heckmann (1 out of 11 patents)

Georg Manecke (1 out of 3 patents)

4. Klaus Ring (1 out of 2 patents)

5. Beate Pfannenmuller (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 4873033 - Process for the production of hyperfiltration membranes (1989-10-10),

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#169 in Wuppertal

#15,187 in Germany

Wuppertal, Germany

Klaus Heckmann

Forward Citations = 8

5 inventors:

Helmut Ringsdorf (1 out of 18 patents)

Klaus Heckmann (1 out of 11 patents)

Georg Manecke (1 out of 3 patents)

4. Klaus Ring (1 out of 2 patents)

5. Beate Pfannenmuller (1 out of 2 patents)

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