% Expired Patents = 66.7

Forward Citations = 5

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13 inventors (with patents filed for the assignee):

Gerhard Auer (3 out of 12 patents)

Hans Kungl (1 out of 4 patents)

Frank Hipler (1 out of 3 patents)

4. Horst Günnel (1 out of 3 patents)

5. Benno Laubach (1 out of 9 patents)

6. Werner Schuy (1 out of 7 patents)

7. Michael J Hoffman (1 out of 1 patent)

8. Susanne Wagner (1 out of 1 patent)

9. Anna Röttger (1 out of 1 patent)

10. Dieter Völtzke (1 out of 1 patent)

11. Harald Schwarz (1 out of 1 patent)

12. Hans-Peter Abicht (1 out of 1 patent)

13. Berndt-Ullrich Köhler (1 out of 1 patent)

3 patents: Sort by Forward Citations

#38 in Krefeld

#8,420 in Germany

Tronox Pigments Gmbh

Forward Citations = 5

13 inventors:

Gerhard Auer (3 out of 12 patents)

Hans Kungl (1 out of 4 patents)

Frank Hipler (1 out of 3 patents)

4. Horst Günnel (1 out of 3 patents)

5. Benno Laubach (1 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tronox Pigments Gmbh. Retrieved from https://idiyas.com/company/tronox-pigments

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]