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Wuppertal, Germany

Membrana Gmbh

USPTO Granted Patents = 21

CIPO Patents = 1

EPO Patents = 5

Trademarks = 13

Forward Citations = 311

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38 inventors (with patents filed for the assignee):

Friedbert Wechs (9 out of 14 patents)

Oliver Schuster (6 out of 9 patents)

Frank Wiese (6 out of 8 patents)

4. Bodo Von Harten (5 out of 7 patents)

5. Arne Gehlen (4 out of 4 patents)

6. Erich Kessler (4 out of 4 patents)

7. Quan Huang (3 out of 6 patents)

8. Richard Kruger (3 out of 3 patents)

9. Thomas Batzilla (3 out of 3 patents)

10. Wolfgang Ansorge (2 out of 9 patents)

11. Horst-Dieter Lemke (2 out of 5 patents)

12. Martin König (2 out of 4 patents)

13. Bernd Seibig (2 out of 6 patents)

14. Dieter Paul (2 out of 6 patents)

15. Ulrich Baurmeister (2 out of 18 patents)

21 patents: Sort by Forward Citations

1. 9254463 - Hollow fiber membrane mats with fluid impermeable segments and related methods (2016-02-09),

2. 8827086 - Ultrafiltration membrane (2014-09-09),

3. 8727136 - Microfiltration membrane with improved filtration properties (2014-05-20),

4. 8651284 - Dialysis membrane with improved removal of middle molecules (2014-02-18),

5. 8523981 - Hydrophobic ozone-stable membrane made of polyvinylidene fluoride (2013-09-03),

6. 8501008 - Method for the elimination of leukocytes from blood (2013-08-06),

7. 8302781 - High-flux dialysis membrane with an improved separation behaviour (2012-11-06),

8. 7985337 - Device for removing leukocytes from blood (2011-07-26),

9. 7811507 - Dialysis membrane having improved ability for removal of middle molecules (2010-10-12),

10. 7429420 - Method for producing foamed polymer molded bodies and said foamed polymer molder bodies (2008-09-30),

11. 7429343 - Process for producing polyolefin membrane with integrally asymmetrical structure (2008-09-30),

12. 7201860 - Polyamide membrane with improved hydrolytic stability and method for production thereof (2007-04-10),

13. 6946527 - Modified polymeric shaped body, method for producing the same and use thereof (2005-09-20),

14. 6918886 - Membrane module for the hemodiafiltration with integrated pre- or postdilution of the blood (2005-07-19),

15. 6776912 - Hemodiafiltration system and method (2004-08-17),

Membrana GmbH is a German-based fintech start-up that provides a decentralized ecosystem for investors and traders. The company's platform enables trust management of digital assets through smart contracts, allowing investors to connect and manage their assets securely. Membrana aims to revolutionize the investment industry by introducing transparency, reliability, and security through blockchain technology.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

21 Patents

#23 in Wuppertal

#2,160 in Germany

#29,080 in the World

Wuppertal, Germany

Membrana Gmbh

Forward Citations = 311

38 inventors:

Friedbert Wechs (9 out of 14 patents)

Oliver Schuster (6 out of 9 patents)

Frank Wiese (6 out of 8 patents)

4. Bodo Von Harten (5 out of 7 patents)

5. Arne Gehlen (4 out of 4 patents)

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