For the Inventor, By the Inventor

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Dresden, Germany

Sunfire Gmbh

USPTO Granted Patents = 10

% Expired Patents = 10.0

EPO Patents = 12

Trademarks = 4

Forward Citations = 24

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23 inventors (with patents filed for the assignee):

Dietmar Rueger (3 out of 3 patents)

Christian Von Olshausen (2 out of 3 patents)

Christoph Gebald (1 out of 12 patents)

4. Joerg Brabandt (1 out of 1 patent)

5. Dirk Schaarmann (1 out of 1 patent)

6. Ralph Otterstedt (1 out of 6 patents)

7. Jan Andre Wurzbacher (1 out of 3 patents)

8. Bjoern Erik Mai (1 out of 1 patent)

9. Stefan Kaeding (1 out of 3 patents)

10. Rainer Grube (1 out of 1 patent)

11. Joerg Laube (1 out of 1 patent)

12. Marianne Gottschling (1 out of 4 patents)

13. Michael Svec (1 out of 1 patent)

14. Andreas Reinert (1 out of 4 patents)

15. Carl Berninghausen (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 12484117 - Gas heater heating element production method (2025-11-25),

2. 12412915 - Operating method for a solid oxide cell system (2025-09-09),

3. 11612872 - Soot removal process and assembly in cooling sectors and recuperators (2023-03-28),

4. 11214488 - Synthesis gas production from COand HO in a co-electrolysis (2022-01-04),

5. 10865486 - Electrolysis method and electrolysis system comprising recirculating flushing media (2020-12-15),

6. 10421913 - Production process and production system for producing methane / gaseous and/or liquid hydrocarbons (2019-09-24),

7. 9525183 - Fuel cell system having two fuel cell stacks connected in series (2016-12-20),

8. 9508997 - Media supply plate for a fuel cell stack (2016-11-29),

9. 9136553 - Electrolyte for cost-effective, electrolyte-supported high-temperature fuel cell having high performance and high mechanical strength (2015-09-15),

10. 9112191 - Interconnector arrangement for a fuel cell stack (2015-08-18),

Sunfire GmbH is a leading provider of high-temperature electrolysis technology and steam electrolysis technology. The company aims to produce sustainable and cost-effective hydrogen and synthetic fuels while reducing carbon emissions. Sunfire's innovative solutions have applications in various industries, including energy, mobility, and heating. With a strong focus on research and development, Sunfire is driving the transition to a greener energy future.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

10 Patents

#40 in Dresden

#3,749 in Germany

#55,954 in the World

Dresden, Germany

Sunfire Gmbh

Forward Citations = 24

23 inventors:

Dietmar Rueger (3 out of 3 patents)

Christian Von Olshausen (2 out of 3 patents)

Christoph Gebald (1 out of 12 patents)

4. Joerg Brabandt (1 out of 1 patent)

5. Dirk Schaarmann (1 out of 1 patent)

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