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Ludwigshafen, Germany

Basf Fuel Cell Gmbh

USPTO Granted Patents = 43

% Expired Patents = 88.4

CIPO Patents = 9

EPO Patents = 4

Trademarks = 1

Forward Citations = 164

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49 inventors (with patents filed for the assignee):

Oemer Uensal (27 out of 42 patents)

Joachim Kiefer (21 out of 28 patents)

Gordon Calundann (17 out of 28 patents)

4. Jochen Baurmeister (11 out of 12 patents)

5. Michael J Sansone (9 out of 31 patents)

6. Brian C Benicewicz (7 out of 50 patents)

7. Christoph Padberg (6 out of 7 patents)

8. Emory Sayre De Castro (5 out of 22 patents)

9. Frauke Jordt (5 out of 6 patents)

10. Jürgen Pawlik (4 out of 5 patents)

11. Robert J Allen (4 out of 83 patents)

12. Mathias Weber (4 out of 4 patents)

13. Glen Hoppes (4 out of 4 patents)

14. Andrea Francesco Gulla (4 out of 11 patents)

15. Eui W Choe (4 out of 67 patents)

Core Competencies:

Membrane Electrode Units

Proton-Conducting Membrane

Gas Diffusion Electrodes

Polymer Membrane

Electrochemical Oxidation

Polyazole Blends

Long-Life Assemblies

Catalyst Layer

Multilayer Electrolyte

Functionalized Polyazoles

Polyelectrolyte Membranes

Thin Film Transfer

43 patents: Sort by Forward Citations

1. 11569512 - High-performance membrane electrode unit and the use thereof in fuel cells (2023-01-31),

2. 9559367 - Long-life membrane electrode assemblies and its use in fuel cells (2017-01-31),

3. 8945736 - Method for conditioning membrane-electrode-units for fuel cells (2015-02-03),

4. 8859150 - Proton-conducting membrane and use thereof (2014-10-14),

5. 8822091 - Proton-conducting membrane and use thereof (2014-09-02),

6. 8765905 - Proton-conducting membrane and use thereof (2014-07-01),

7. 8716356 - Proton-conducting membrane and its use (2014-05-06),

8. 8460841 - Gas diffusion electrodes, membrane-electrode assemblies and method for the production thereof (2013-06-11),

9. 8293806 - Proton-conducting membrane and the use of the same (2012-10-23),

10. 8277983 - Proton-conducting membrane and its use (2012-10-02),

11. 8273277 - Process for producing a proton-conducting, polyazole-containing membrane (2012-09-25),

12. 8206870 - Long-life membrane electrode assemblies with gasket and frame (2012-06-26),

13. 8177863 - Method for the production of membrane/electrode units (2012-05-15),

14. 8168105 - Polymer membrane, method for the production and use thereof (2012-05-01),

15. 8142917 - Proton-conducting polymer membrane comprising polyazole blends and its use in fuel cells (2012-03-27),

Company Overview

BASF Fuel Cell GmbH, headquartered in Ludwigshafen, Germany, specializes in the development and production of advanced fuel cell technologies. The company focuses on key components such as membrane electrode assemblies, proton-conducting membranes, and gas diffusion electrodes, which are essential for efficient energy conversion in fuel cells. With expertise in polymer membranes and platinum catalysts, BASF Fuel Cell is at the forefront of electrochemical oxidation processes, contributing to the advancement of clean energy solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

43 Patents

#11 in Ludwigshafen

#1,201 in Germany

#16,040 in the World

Ludwigshafen, Germany

Basf Fuel Cell Gmbh

Forward Citations = 164

49 inventors:

Oemer Uensal (27 out of 42 patents)

Joachim Kiefer (21 out of 28 patents)

Gordon Calundann (17 out of 28 patents)

4. Jochen Baurmeister (11 out of 12 patents)

5. Michael J Sansone (9 out of 31 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Basf Fuel Cell Gmbh. Retrieved from https://idiyas.com/company/basf-fuel-cell

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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