EPO Patents = 7

Trademarks = 2

Forward Citations = 2

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8 inventors (with patents filed for the assignee):

Stephan Brinke-Seiferth (4 out of 5 patents)

ZhenWu Lin (1 out of 21 patents)

Hong Shen (1 out of 4 patents)

4. Jan Fiedler (3 patents)

5. Florian Schmitt (0 patent)

6. Stephan Dr Brinke-Seiferth (0 patent)

7. Andreas Prof Dr Kolitsch (0 patent)

8. Ulrike Bergjohann (0 patent)

9. Kilian Skorupa (0 patent)

10. Kenneth Renfrew (0 patent)

11. Julia Rößler (0 patent)

12. Ina Koch (0 patent)

4 patents: Sort by Forward Citations

1. 11701618 - Metal coated polymembrane (2023-07-18),

2. 11247154 - Truncated filter capsule (2022-02-15),

3. 11027238 - Method for separating charged biologically active substances from liquids and the recovery thereof (2021-06-08),

4. 10682612 - Metal coated polymembrane and method of electrofiltration and electrosorption using a metal coated polymembrane (2020-06-16),

Company Overview

I3 Membrane GmbH is a leading provider of advanced membrane solutions for various industrial applications. With a focus on innovation and sustainability, we offer cutting-edge membrane products that deliver superior performance and efficiency. Our team of experts is dedicated to providing customized solutions to meet the specific needs of our clients, ensuring optimum results and customer satisfaction.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#157 in

#7,032 in

Hamburg, Germany

I3 Membrane Gmbh

Forward Citations = 2

8 inventors:

Stephan Brinke-Seiferth (4 out of 5 patents)

ZhenWu Lin (1 out of 21 patents)

Hong Shen (1 out of 4 patents)

4. Jan Fiedler (3 patents)

5. Florian Schmitt (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: I3 Membrane Gmbh. Retrieved from https://idiyas.com/company/i3-membrane

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]

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]