Uhde Inventa-Fischer Ag

Calculating rank

USPTO Granted Patents = 2

% Expired Patents = 100.0

CIPO Patents = 1

EPO Patents = 1

Forward Citations = 6

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2 inventors (with patents filed for the assignee):

Kurt Hanimann (2 out of 6 patents)

Werner Stibal (2 out of 12 patents)

Franz Kerschbaumer (6 patents)

4. Heinz Ulrich Gaehwiler (0 patent)

2 patents: Sort by Forward Citations

1. 8470220 - Method and device for producing polyester granules and/or shaped parts with a low acetaldehyde content (2013-06-25),

2. 7674878 - Method for producing non-sticking granules from a polyester material and for the further processing of granules produced in this way (2010-03-09),

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USPTO Data Jan 1 1976 - Oct 27 2026

2 Patents

#4 in Domat/Ems

#3,078 in Switzerland

Domat/Ems, Switzerland

Uhde Inventa-Fischer Ag

Forward Citations = 6

2 inventors:

Kurt Hanimann (2 out of 6 patents)

Werner Stibal (2 out of 12 patents)

Franz Kerschbaumer (6 patents)

4. Heinz Ulrich Gaehwiler (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Uhde Inventa-Fischer Ag. Retrieved from https://idiyas.com/company/uhde-inventa-fischer-ag

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]

1 patent (CIPO):

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]

1 patent (EPO):

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]