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Burscheid, Germany

Goetze Ag

USPTO Granted Patents = 83

Trademarks = 5

Forward Citations = 1,803

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80 inventors (with patents filed for the assignee):

Hans Deuring (11 out of 11 patents)

Klaus-Peter Majewski (10 out of 11 patents)

Klaus Lonne (9 out of 9 patents)

4. Martin Morsbach (9 out of 13 patents)

5. Hans-Rainer Zerfass (8 out of 8 patents)

6. Horst Beyer (8 out of 13 patents)

7. Franz-Josef Giesen (7 out of 7 patents)

8. Ulrich Buran (7 out of 11 patents)

9. Manfred Fischer (5 out of 24 patents)

10. Otto Feller (5 out of 5 patents)

11. Paul Vossieck (5 out of 5 patents)

12. Bert Brauers (5 out of 5 patents)

13. Gerhard Duck (4 out of 4 patents)

14. Karl-Heinz Maus (3 out of 4 patents)

15. Bernd Stephan (3 out of 4 patents)

Core Competencies:

Piston Rings

Gaskets

Valve Seals

Sealing Technology

Corrosion Protection

Elastic Couplings

Wear-Resistant Coatings

Internal Combustion Engines

Machining Techniques

Cover Assemblies

Flat Sealing Materials

Impregnated Gaskets

83 patents: Sort by Forward Citations

1. 5380018 - Piston ring having a non-uniform radial pressure distribution (1995-01-10),

2. 5368797 - Method for making a cover assembly for use on an internal combustion (1994-11-29),

3. 5354073 - Housing cover having deformation preventing means (1994-10-11),

4. 5348575 - Corrosion protection composition for metal workpieces (1994-09-20),

5. 5306553 - Impregnated flat gasket and method of producing the gasket (1994-04-26),

6. 5285568 - Apparatus for the automatic installation of expander rings into split (1994-02-15),

7. 5237971 - Valve stem seal assembly (1993-08-24),

8. 5168659 - Apparatus for finely working piston rings (1992-12-08),

9. 5127497 - Lip seal ring with improved sealing bond (1992-07-07),

10. 5046463 - Assembling device for valve actuating components of internal-combustion (1991-09-10),

11. 5001007 - Soft material gasket and method of manufacture (1991-03-19),

12. 4973224 - Impeller-and-seal unit for liquid pumps (1990-11-27),

13. 4973066 - Piston ring (1990-11-27),

14. 4964647 - Shaft sealing ring (1990-10-23),

15. 4962939 - Cylinder head gasket having overlays in end zones (1990-10-16),

Company Overview

Goetze AG, headquartered in Burscheid, Germany, specializes in sealing technology, focusing on the development and manufacturing of high-performance components such as piston rings, gaskets, and valve seals. The company is recognized for its expertise in corrosion protection, elastic couplings, and wear-resistant coatings, primarily serving the internal combustion engine sector. Goetze AG is committed to innovation and quality, ensuring its products meet the evolving demands of automotive engineering and related industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

83 Patents

#3 in Burscheid

#695 in Germany

#9,158 in the World

Burscheid, Germany

Goetze Ag

Forward Citations = 1,803

80 inventors:

Hans Deuring (11 out of 11 patents)

Klaus-Peter Majewski (10 out of 11 patents)

Klaus Lonne (9 out of 9 patents)

4. Martin Morsbach (9 out of 13 patents)

5. Hans-Rainer Zerfass (8 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Goetze Ag. Retrieved from https://idiyas.com/company/goetze-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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