For the Inventor, By the Inventor

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Weinheim, Germany

Carl Freudenberg, Kommanditgesellschaft

USPTO Granted Patents = 1

Forward Citations = 21

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2 inventors (with patents filed for the assignee):

Ulrich Kirsch (1 out of 1 patent)

Manfred Krull (1 out of 4 patents)

1 patent: Sort by Forward Citations

1. 4132650 - Fused fiber blood filter (1979-01-02),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#14 in Weinheim

#15,109 in Germany

Weinheim, Germany

Carl Freudenberg, Kommanditgesellschaft

Forward Citations = 21

2 inventors:

Ulrich Kirsch (1 out of 1 patent)

Manfred Krull (1 out of 4 patents)

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