For the Inventor, By the Inventor

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Creglingen, Germany

Wirthwein Ag

USPTO Granted Patents = 3

EPO Patents = 9

Trademarks = 1

Forward Citations = 5

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4 inventors (with patents filed for the assignee):

Udo Wirthwein (3 out of 5 patents)

Joachim Süss (2 out of 2 patents)

Dirk Vorderbrück (1 out of 9 patents)

4. Otto Kaulbersch (1 out of 2 patents)

5. Thomas Dörfler (1 patent)

6. Marcus Wirthwein (0 patent)

7. Joachim Süß (0 patent)

8. Alexandru SÖVER (0 patent)

9. Harald Eisen (0 patent)

10. Stefan Schmuttermair (0 patent)

11. Paul Scheiderer (0 patent)

12. Jochaim Dr-Ing Süß (0 patent)

13. Gerhard Kirchner (0 patent)

14. Jochaim Dr-Ing Süß (0 patent)

3 patents: Sort by Forward Citations

1. 8757510 - Laterally displaceable rail fastening (2014-06-24),

2. 7922102 - Support point and fastening for rails on a wooden tie (2011-04-12),

3. 7234647 - Damping device for rails (2007-06-26),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#1 in

#8,262 in Germany

Creglingen, Germany

Wirthwein Ag

Forward Citations = 5

4 inventors:

Udo Wirthwein (3 out of 5 patents)

Joachim Süss (2 out of 2 patents)

Dirk Vorderbrück (1 out of 9 patents)

4. Otto Kaulbersch (1 out of 2 patents)

5. Thomas Dörfler (1 patent)

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