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Siegburg, Germany

Uni-Cardan Aktiengesellschaft

USPTO Granted Patents = 71

Forward Citations = 824

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27 inventors (with patents filed for the assignee):

Werner Krude (45 out of 101 patents)

Karl-Heinz Muller (8 out of 12 patents)

Alfons Jordan (7 out of 7 patents)

4. Miloslav Petrzelka (5 out of 10 patents)

5. Michel A Orain (4 out of 64 patents)

6. Sobhy L Girguis (4 out of 4 patents)

7. Peter Harz (3 out of 21 patents)

8. Helmut Riemscheid (3 out of 13 patents)

9. Jochen Balken (3 out of 6 patents)

10. Werner Hoffmann (2 out of 14 patents)

11. Hans-Heinrich Welschof (2 out of 50 patents)

12. Werner Jacob (2 out of 55 patents)

13. Herbert Taureg (2 out of 17 patents)

14. Karl Weiss (2 out of 8 patents)

15. Helmut Rettig (2 out of 2 patents)

Core Competencies:

Universal Joint

Constant Velocity Joint

Torque Transmission

Drive Shaft

Clutch Plate

Sealing Assembly

Vibration Damping

Fluidic Shaft Coupling

Wheel Hub Assembly

Angularly Movable Joint

Homokinetic Joint

Swivel Joint

71 patents: Sort by Forward Citations

1. 5279401 - Method for controlling friction clutches or brakes (1994-01-18),

2. 5008994 - Apparatus and method for fitting a protective boot particularly for (1991-04-23),

3. 4968287 - Constant velocity ratio universal joint (1990-11-06),

4. 4950214 - Differential drive (1990-08-21),

5. 4950206 - Constant velocity ratio universal joints (1990-08-21),

6. 4840262 - Clutch plate (1989-06-20),

7. 4838107 - Vibration damping rotary drive element (1989-06-13),

8. 4815187 - Apparatus for fitting a protective boot particularly for articulated (1989-03-28),

9. 4773891 - Drive shaft of fibre-reinforced plastic material (1988-09-27),

10. 4747806 - Detachable flange connection for torque transmitting drive shaft (1988-05-31),

11. 4713040 - Torque transmission assembly with enhanced torque transmitting (1987-12-15),

12. 4692126 - Claw coupling assembly for torque transmission (1987-09-08),

13. 4689035 - Homokinetic very freely sliding joint in particular for operating at (1987-08-25),

14. 4662499 - Control clutch with interacting viscous control unit and frictional (1987-05-05),

15. 4643698 - Constant velocity joint (1987-02-17),

Company Overview

Uni-Cardan Aktiengesellschaft, based in Siegburg, Germany, specializes in advanced universal joint technology. The company focuses on the development and manufacturing of components such as universal joints, constant velocity joints, and drive shafts, which are essential for efficient torque transmission in various automotive and industrial applications. With expertise in vibration damping and sealing assemblies, Uni-Cardan is dedicated to delivering innovative solutions that enhance performance and reliability in power transmission systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

71 Patents

#1 in Siegburg

#809 in Germany

#10,503 in the World

Siegburg, Germany

Uni-Cardan Aktiengesellschaft

Forward Citations = 824

27 inventors:

Werner Krude (45 out of 101 patents)

Karl-Heinz Muller (8 out of 12 patents)

Alfons Jordan (7 out of 7 patents)

4. Miloslav Petrzelka (5 out of 10 patents)

5. Michel A Orain (4 out of 64 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Uni-Cardan Aktiengesellschaft. Retrieved from https://idiyas.com/company/uni-cardan-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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