Ernst Flitsch Gmbh & Co.

Calculating rank

USPTO Granted Patents = 3

Forward Citations = 58

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4 inventors (with patents filed for the assignee):

Rudibert Gotzenberger (2 out of 2 patents)

Manfred Petz (1 out of 1 patent)

Josef Osthues (1 out of 2 patents)

4. Bernd Zeitvogel (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5806586 - Plate heat exchanger with a refrigerant distributor (1998-09-15),

2. 4606199 - Expansion valve (1986-08-19),

3. 4344566 - Thermostatic expansion valve (1982-08-17),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#10 in Fellbach

#8,436 in Germany

Fellbach, Germany

Ernst Flitsch Gmbh & Co.

Forward Citations = 58

4 inventors:

Rudibert Gotzenberger (2 out of 2 patents)

Manfred Petz (1 out of 1 patent)

Josef Osthues (1 out of 2 patents)

4. Bernd Zeitvogel (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ernst Flitsch Gmbh & Co.. Retrieved from https://idiyas.com/company/ernst-flitsch-and-company

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]