% Expired Patents = 25.0

Forward Citations = 76

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4 inventors (with patents filed for the assignee):

Wilfried Fischer (3 out of 18 patents)

Karin Klokkers (3 out of 19 patents)

Michael Dahm (1 out of 9 patents)

4. Robert Phelps (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 7456024 - Method and device for preparing a sample of biological origin in order to determine at least one constituent contained therein (2008-11-25),

2. 5830505 - Active ingredient patch (1998-11-03),

3. 5683711 - Active ingredient patch (1997-11-04),

4. 5665767 - Crystalline cyclodextrin complexes of ranitidine hydrochloride, process (1997-09-09),

Company Overview

Hexal Pharma GmbH is a pharmaceutical company based in Germany. They specialize in the development, manufacturing, and distribution of high-quality generic medications. With a strong focus on innovation and quality, Hexal Pharma is committed to providing affordable healthcare solutions to patients worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#136 in Vienna

#606 in Austria

Vienna, Austria

Hexal Pharma Gmbh

Forward Citations = 76

4 inventors:

Wilfried Fischer (3 out of 18 patents)

Karin Klokkers (3 out of 19 patents)

Michael Dahm (1 out of 9 patents)

4. Robert Phelps (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hexal Pharma Gmbh. Retrieved from https://idiyas.com/company/hexal-pharma

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]