% Expired Patents = 55.6

CIPO Patents = 1

EPO Patents = 7

Forward Citations = 17

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6 inventors (with patents filed for the assignee):

Antje Gupta (9 out of 11 patents)

Anke Tschentscher (8 out of 10 patents)

Maria Bobkova (8 out of 9 patents)

4. Peter Neubauer (1 out of 6 patents)

5. Klaus Breese (1 out of 1 patent)

6. Gert Bange (1 out of 1 patent)

7. Anke Zimmer (0 patent)

8. Anke Zimmer (0 patent)

9 patents: Sort by Forward Citations

1. 9045780 - Process for the stereoselective enzymatic reduction of keto compounds (2015-06-02),

2. 9040265 - Oxidoreductases for the stereoselective reduction of keto compounds (2015-05-26),

3. 8932835 - Process for the enantioselective enzymatic reduction of intermediates (2015-01-13),

4. 8361765 - Enzymic method for the enantioselective reduction of keto compounds (2013-01-29),

5. 8323936 - Process for the enantioselective enzymatic reduction of secodione derivatives (2012-12-04),

6. 8227208 - Process for the enantioselective reduction and oxidation, respectively, of steroids (2012-07-24),

7. 8158406 - Method for the enantioselective enzymatic reduction of keto compounds using R-specific oxidoreductase (2012-04-17),

8. 7575909 - [object Object] (2009-08-18),

9. 7371903 - 2-butanol production method (2008-05-13),

Company Overview

IEP GmbH is a leading provider of industrial automation and electrical engineering services. We offer tailored solutions for a wide range of industries, including automotive, manufacturing, and energy. Our team of experts design and implement innovative automation systems to optimize efficiency and productivity. With a strong focus on quality and customer satisfaction, IEP GmbH is your trusted partner for all your automation needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#24 in Wiesbaden

#4,072 in Germany

Wiesbaden, Germany

Iep Gmbh

Forward Citations = 17

6 inventors:

Antje Gupta (9 out of 11 patents)

Anke Tschentscher (8 out of 10 patents)

Maria Bobkova (8 out of 9 patents)

4. Peter Neubauer (1 out of 6 patents)

5. Klaus Breese (1 out of 1 patent)

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

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]

7 patents (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]