Siegen, Germany

Droessler Gmbh Umwelttechnik


USPTO Granted Patents = 2

Forward Citations = 2

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4 inventors (with patents filed for the assignee):

goldMedal Michael Stahl (2 out of 3 patents)

silverMedal Christian Keindorf (1 out of 1 patent)

bronzeMedal Peter Lenzing (1 out of 1 patent)

4 Dirk Wagner (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

2 Patents

#15 in Siegen

#10,544 in Germany

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Siegen, Germany
Forward Citations = 2

4 inventors:

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