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For the Inventor, By the Inventor

Worms, Germany

Trumpler Gmbh & Co. Chemische Fabrik


USPTO Granted Patents = 3

Forward Citations = 4

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13 inventors (with patents filed for the assignee):

goldMedal Thomas Feigel (2 out of 2 patents)

silverMedal Jan-Gerd Hansel (1 out of 14 patents)

bronzeMedal Ralf Pasternack (1 out of 9 patents)

4.  Michael Meyer (1 out of 2 patents)

5.  Otto Mauerer (1 out of 4 patents)

6.  Hans-Lothar Fuchsbauer (1 out of 2 patents)

7.  David Burgess (1 out of 1 patent)

8.  Karl-Heinz Wolf (1 out of 1 patent)

9.  Manfred Palissa (1 out of 1 patent)

10.  Heinz-Peter Germann (1 out of 1 patent)

11.  Martin Heise (1 out of 1 patent)

12.  Gertrud Wick (1 out of 1 patent)

13.  Peter Wohlmuth (1 out of 1 patent)


3 patents:

1. 7749409 - Fatliquoring agents for the flame-retardant treatment of leather (2010-07-06),
2. 6849095 - Agent and method for enzymatically tanning skins (2005-02-01),
3. 6689172 - Auxiliary for liming and loosening hairs of animal skins (2004-02-10),
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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#8 in Worms

#8,303 in Germany

...
Worms, Germany

Trumpler Gmbh & Co. Chemische Fabrik

Forward Citations = 4

13 inventors:

goldMedal Thomas Feigel (2 out of 2 patents)

silverMedal Jan-Gerd Hansel (1 out of 14 patents)

bronzeMedal Ralf Pasternack (1 out of 9 patents)

4.  Michael Meyer (1 out of 2 patents)

5.  Otto Mauerer (1 out of 4 patents)

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