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Wiesbaden, Germany

Sgl Carbon Ag

USPTO Granted Patents = 65

% Expired Patents = 58.5

CIPO Patents = 4

EPO Patents = 1

Trademarks = 4

Forward Citations = 511

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105 inventors (with patents filed for the assignee):

Andreas Kienzle (17 out of 43 patents)

Moritz Bauer (12 out of 18 patents)

Michael Heine (12 out of 21 patents)

4. Rainer Zimmermann-Chopin (11 out of 13 patents)

5. Martin U Christ (10 out of 21 patents)

6. Udo Gruber (7 out of 15 patents)

7. Bodo Benitsch (6 out of 7 patents)

8. Ronald Huener (5 out of 7 patents)

9. Peter Winkelmann (4 out of 6 patents)

10. Mario Krupka (4 out of 5 patents)

11. Oswin Öttinger (4 out of 8 patents)

12. Werner Guckert (3 out of 5 patents)

13. Gustavo Cabello (3 out of 3 patents)

14. Ronald Hüner (3 out of 3 patents)

15. Jürgen Künzel (3 out of 3 patents)

Core Competencies:

Latent Heat Storage

Hydrogen Generation

Fiber-Reinforced Ceramic

Composite Materials

Protective Armor

Heat Exchanger

Carbon Fibers

Ceramic Composites

Electrode Substrates

Friction Members

Gaskets

Thermal Insulation

65 patents: Sort by Forward Citations

1. 8580171 - Process for manufacture of a latent heat storage device (2013-11-12),

2. 8171984 - Latent heat storage devices (2012-05-08),

3. 8070904 - Method of making a body part or chassis part of a motor vehicle (2011-12-06),

4. 7988931 - Support grid for filling material packings and method for mounting the support grid (2011-08-02),

5. 7931709 - Process and apparatus for generating hydrogen (2011-04-26),

6. 7767733 - Clutch linings comprising fiber-reinforced ceramic materials (2010-08-03),

7. 7708805 - Method of producing carbon fibers, and methods of making protective clothing and a filter module (2010-05-04),

8. 7700162 - Method for coating graphite foil (2010-04-20),

9. 7666367 - Method for a burner and a corresponding device (2010-02-23),

10. 7627953 - Calibrating body, gage or measuring device, preferably screw-thread measuring device and method of production thereof (2009-12-08),

11. 7582345 - Hinge apparatus (2009-09-01),

12. 7549464 - Heat exchanger block (2009-06-23),

13. 7520953 - Process for producing moldings of expanded graphite, process for conducting, exchanging or storing heat using moldings and process for producing a heat storage device (2009-04-21),

14. 7455701 - Cooling plate module with integral sealing element for a fuel cell stack (2008-11-25),

15. 7413701 - Clutch linings comprising fiber-reinforced ceramic materials (2008-08-19),

Company Overview

SGL Carbon AG, headquartered in Wiesbaden, Germany, specializes in advanced materials and solutions, particularly in the field of fiber-reinforced composites. The company focuses on developing innovative technologies for latent heat storage, hydrogen generation, and protective armor, leveraging its expertise in carbon fibers and ceramic composites. SGL Carbon is committed to enhancing performance and sustainability across various industries, including energy, automotive, and aerospace, through its cutting-edge composite materials and heat exchanger technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

65 Patents

#6 in Rheingaustrasse

#867 in Germany

#11,332 in the World

Wiesbaden, Germany

Sgl Carbon Ag

Forward Citations = 511

105 inventors:

Andreas Kienzle (17 out of 43 patents)

Moritz Bauer (12 out of 18 patents)

Michael Heine (12 out of 21 patents)

4. Rainer Zimmermann-Chopin (11 out of 13 patents)

5. Martin U Christ (10 out of 21 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sgl Carbon Ag. Retrieved from https://idiyas.com/company/sgl-carbon-ag

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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