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Heuchelheim, Germany

Schunk Kohlenstofftechnik Gmbh

USPTO Granted Patents = 34

% Expired Patents = 44.1

EPO Patents = 49

Trademarks = 4

Forward Citations = 62

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88 inventors (with patents filed for the assignee):

Roland Weiss (6 out of 7 patents)

Martin Henrich (6 out of 6 patents)

Thorsten Scheibel (6 out of 6 patents)

4. Marco Ebert (6 out of 6 patents)

5. Ralf Gaertner (4 out of 4 patents)

6. Rainer Sperling (4 out of 5 patents)

7. Gotthard Nauditt (4 out of 4 patents)

8. Rudolf Weck (3 out of 3 patents)

9. Andreas Lauer (3 out of 4 patents)

10. Gunter Schardt (3 out of 3 patents)

11. Günter Rinn (2 out of 2 patents)

12. Johannes Galle (2 out of 2 patents)

13. Milisav Markovic (2 out of 2 patents)

14. Klaus-Georg Tontsch (2 out of 2 patents)

15. Hans Lippert (2 out of 4 patents)

Core Competencies:

Carbon Brush

Tribological Body

High-Temperature Component

Molded Part

Electrostatic Discharge

Latent Heat Accumulator

Composite Body

Casting Mold

Ceramic Substrate

Atomizing Furnace

Resin-Bonded Graphite

Chain Drive Lubrication

34 patents: Sort by Forward Citations

1. 12420458 - Multi-stage pressing process for producing a molded part such as a bipolar plate from a highly filled thermosetting material (2025-09-23),

2. 12166322 - Carbon brush for transferring high currents (2024-12-10),

3. 12163556 - Anti-friction bearing comprising a discharging device, and method for the discharge of electrostatic charges (2024-12-10),

4. 12060303 - Metering device for withdrawing and dispensing a melt and method for producing the metering device (2024-08-13),

5. 11932937 - Coated product and production method (2024-03-19),

6. 11910494 - High-temperature component and method for the production thereof (2024-02-20),

7. 11396946 - Tribological body and method for producing such a body (2022-07-26),

8. 11359737 - Pressure relief device and method for its production (2022-06-14),

9. 11047802 - Tube furnace device for an atomizing furnace (2021-06-29),

10. 10969340 - Heating chamber, heating furnace, analysis device, and method for analyzing foreign matter contents in samples (2021-04-06),

11. 10781350 - Method for producing a latent heat accumulator and latent heat accumulator (2020-09-22),

12. 10610925 - Casting mold and methods for production (2020-04-07),

13. 9926237 - Method for producing a molded body (2018-03-27),

14. 9895852 - Method for producing a composite body (2018-02-20),

15. D800916 - Sample carrier (2017-10-24),

Company Overview

Schunk Kohlenstofftechnik GmbH specializes in the development and manufacturing of high-performance carbon and ceramic products. The company focuses on applications across various industries, including automotive, aerospace, and energy. With a commitment to innovation, Schunk leverages advanced materials technology to create solutions that enhance efficiency and performance in demanding environments. Headquartered in Heuchelheim, Germany, Schunk is recognized for its expertise in carbon technology and its contributions to sustainable industrial practices.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

34 Patents

#1 in Heuchelheim

#1,452 in Germany

#19,631 in the World

Heuchelheim, Germany

Schunk Kohlenstofftechnik Gmbh

Forward Citations = 62

88 inventors:

Roland Weiss (6 out of 7 patents)

Martin Henrich (6 out of 6 patents)

Thorsten Scheibel (6 out of 6 patents)

4. Marco Ebert (6 out of 6 patents)

5. Ralf Gaertner (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Schunk Kohlenstofftechnik Gmbh. Retrieved from https://idiyas.com/company/schunk-kohlenstofftechnik

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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