For the Inventor, By the Inventor

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Hamburg, Germany

Schuman Sasol Gmbh

USPTO Granted Patents = 1

Forward Citations = 25

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5 inventors (with patents filed for the assignee):

Günter Hildebrand (1 out of 4 patents)

Michael Matthäi (1 out of 5 patents)

Ferdinand Richter (1 out of 6 patents)

4. Bruno Iversen (1 out of 2 patents)

5. Klaus-Werner Damm (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 6913416 - Bitumen or asphalt for the production of road surfaces, road surfaces, and method for the preparation of bitumen or asphalt (2005-07-05),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#333 in Hamburg

#15,195 in Germany

Hamburg, Germany

Schuman Sasol Gmbh

Forward Citations = 25

5 inventors:

Günter Hildebrand (1 out of 4 patents)

Michael Matthäi (1 out of 5 patents)

Ferdinand Richter (1 out of 6 patents)

4. Bruno Iversen (1 out of 2 patents)

5. Klaus-Werner Damm (1 out of 2 patents)

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