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For the Inventor, By the Inventor

Karben, Germany

Contitech Techno-Chemie Gmbh


USPTO Granted Patents = 14

% Expired Patents = 7.1


Trademarks = 1

Forward Citations = 20

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41 inventors (with patents filed for the assignee):

goldMedal Dominik Kempf (2 out of 2 patents)

silverMedal Harald Kreidner (1 out of 5 patents)

bronzeMedal Bradley James Haines (1 out of 4 patents)

4.  Guangzhuo Rong (1 out of 10 patents)

5.  Thomas George Burrowes (1 out of 33 patents)

6.  Florian Kuhlhoff (1 out of 4 patents)

7.  Joseph P Schultz (1 out of 1 patent)

8.  Prem Thapa (1 out of 1 patent)

9.  Marcus Paust (1 out of 1 patent)

10.  Michael Hahn (1 out of 1 patent)

11.  Juergen Foik (1 out of 1 patent)

12.  Joachim Stein (1 out of 1 patent)

13.  Gunther Daniel (1 out of 1 patent)

14.  Olaf Dehnert (1 out of 1 patent)

15.  Michael Sont (1 out of 2 patents)


14 patents:

1. 12269318 - Multi-split HVAC systems (2025-04-08),
2. 12203569 - Hose, specifically for refrigerant applications (2025-01-21),
3. 12129937 - Alternative subprocess for taping wrapped silicon hoses and hose manufactured thereby (2024-10-29),
4. 12072051 - Fluid line coupling (2024-08-27),
5. 11951531 - Method and device for producing a hose nipple (2024-04-09),
6. 11940075 - Pipe having a flange (2024-03-26),
7. 11910578 - Vehicle electronics cooling systems and methods (2024-02-20),
8. 11674618 - Vehicle air conditioning hose inner layer (2023-06-13),
9. 10837579 - Progressive flex geometry for distribution of dynamic forces within a hose bellows (2020-11-17),
10. 10508196 - Rubber formulation with enhanced flex fatigued resistance (2019-12-17),
11. 9512943 - Connecting arrangement for connecting a fluid line to an assembly to be supplied with fluid (2016-12-06),
12. 8870229 - System for connecting hose lines (2014-10-28),
13. 8209957 - Heatable hose conduit system for an exhaust-gas aftertreatment system of an internal combustion engine (2012-07-03),
14. 7959114 - Holder for a pipeline (2011-06-14),
Company Overview
Contitech Techno-Chemie GmbH, based in Karben, Germany, specializes in the development and manufacturing of high-performance materials and solutions for various industries. The company focuses on innovative rubber and plastic products, catering to sectors such as automotive, industrial, and construction. With a strong emphasis on research and technology, Contitech aims to enhance product performance and sustainability, positioning itself as a key player in the advanced materials market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

14 Patents

#2 in Karben

#2,906 in Germany

#42,199 in the World

Karben, DE
Karben, Germany

Contitech Techno-Chemie Gmbh

Forward Citations = 20

41 inventors:

goldMedal Dominik Kempf (2 out of 2 patents)

silverMedal Harald Kreidner (1 out of 5 patents)

bronzeMedal Bradley James Haines (1 out of 4 patents)

4.  Guangzhuo Rong (1 out of 10 patents)

5.  Thomas George Burrowes (1 out of 33 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Contitech Techno-Chemie Gmbh. Retrieved from https://idiyas.com/company/contitech-techno-chemie

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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