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For the Inventor, By the Inventor

Raubling, Germany

Pharmazell Gmbh


USPTO Granted Patents = 13



Forward Citations = 5

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15 inventors (with patents filed for the assignee):

goldMedal Werner Hummel (8 out of 32 patents)

silverMedal Daniel Bakonyi (8 out of 8 patents)

bronzeMedal Dirk Weuster-Botz (4 out of 5 patents)

4.  Arno Aigner (4 out of 4 patents)

5.  Michael Braun (3 out of 3 patents)

6.  Boqiao Sun (3 out of 3 patents)

7.  Nicole Staunig (2 out of 7 patents)

8.  Christina Kantzow (2 out of 2 patents)

9.  Sven Bresch (2 out of 2 patents)

10.  Rolf Schmid (2 out of 11 patents)

11.  Kai Oliver Donsbach (2 out of 2 patents)

12.  Luo Sha Liu (1 out of 2 patents)

13.  Christian Quirin (1 out of 1 patent)

14.  Lou Liu (1 out of 1 patent)

15.  Ralf Gross (1 out of 1 patent)


13 patents:

1. 12601000 - METHOD FOR THE HYDROXYLATION OF STEROIDS (2026-04-14),
2. 12305212 - Method for the hydroxylation of steroids (2025-05-20),
3. 11981935 - 7β-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2024-05-14),
4. 11634743 - Coupled, self-sufficient biotransformation of chenodeoxcholic acid to ursodeoxycholic acid and novel enzyme mutants applicable in said process (2023-04-25),
5. 11306343 - 3α-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2022-04-19),
6. 11198896 - 7-beta-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2021-12-14),
7. 10954494 - 7Beta-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2021-03-23),
8. 10724064 - 7-β-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2020-07-28),
9. 10544441 - Method for biocatalytic whole cell reduction of dehydrocholic acid compounds, and 7-β-hydroxysteroid dehydrogenase mutants (2020-01-28),
10. 10487348 - 3-alpha-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2019-11-26),
11. 10465171 - 7β-hydroxysteroid dehydrogenases and their use (2019-11-05),
12. 10358672 - 7-β-hydroxysteroid dehydrogenase mutants and process for the preparation of ursodeoxycholic acid (2019-07-23),
13. 9096825 - 7 α-hydroxysteroid dehydrogenase knockout mutants and use therefor (2015-08-04),
Company Overview
Pharmazell GmbH is a specialized pharmaceutical company based in Raubling, Germany, focusing on the development and manufacturing of active pharmaceutical ingredients (APIs). The company is dedicated to providing high-quality solutions for the pharmaceutical industry, emphasizing innovation and compliance with regulatory standards. Pharmazell's expertise spans various therapeutic areas, enabling it to support clients in bringing effective medications to market while maintaining a commitment to sustainability and safety in its production processes.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#1 in

#3,083 in

#45,039 in the World

Raubling, DE
Raubling, Germany

Pharmazell Gmbh

Forward Citations = 5

15 inventors:

goldMedal Werner Hummel (8 out of 32 patents)

silverMedal Daniel Bakonyi (8 out of 8 patents)

bronzeMedal Dirk Weuster-Botz (4 out of 5 patents)

4.  Arno Aigner (4 out of 4 patents)

5.  Michael Braun (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pharmazell Gmbh. Retrieved from https://idiyas.com/company/pharmazell

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]
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