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Schweinfurt, Germany

Skf Kugellagerfabriken Gmbh

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USPTO Granted Patents = 197

Forward Citations = 1,595

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129 inventors (with patents filed for the assignee):

Manfred Brandenstein (103 out of 181 patents)

Armin Olschewski (82 out of 161 patents)

Lothar Walter (78 out of 116 patents)

4. Horst M Ernst (45 out of 77 patents)

5. Heinrich Kunkel (21 out of 31 patents)

6. Rudiger Hans (20 out of 31 patents)

7. Roland Haas (16 out of 43 patents)

8. Peter Horling (13 out of 33 patents)

9. Herbert Dobhan (12 out of 16 patents)

10. Rainer Schurger (9 out of 31 patents)

11. Hermann Hetterich (9 out of 12 patents)

12. Walter Reith (9 out of 10 patents)

13. Wolfgang Friedrich (8 out of 18 patents)

14. Bernhard Bauer (7 out of 22 patents)

15. Wolfgang Huber (7 out of 11 patents)

Core Competencies:

Rolling Bearings

Tension Rollers

Hydraulic Release

Clutch Release

Universal Joint

Bearing Assembly

Cage for Bearings

Machine Elements

Axial Positioning

Sealing Arrangements

Lubricating Bearings

Drive Devices

197 patents: Sort by Forward Citations

1. 4955786 - Drive device for pumps (1990-09-11),

2. 4729252 - Bearing for the shaft of a machine element (1988-03-08),

3. 4712928 - Ring fastener for machine parts (1987-12-15),

4. 4673301 - Supporting member (1987-06-16),

5. 4654181 - Method for the manufacture of rollers (1987-03-31),

6. 4640632 - Arrangement for the axial positioning and holding of a machine part in a (1987-02-03),

7. 4635331 - Method for the production of a guide rail (1987-01-13),

8. 4633695 - Tool for the separation of tubes (1987-01-06),

9. 4621402 - Apparatus and method for assembling universal joints (1986-11-11),

10. 4618335 - Tension-adjusting device for driving belt (1986-10-21),

11. 4611932 - Bearing bushing for universal joints (1986-09-16),

12. 4610646 - Roller, especially a tension roller for a belt drive (1986-09-09),

13. 4607737 - Hydraulically operating release arrangement, especially for a vehicle (1986-08-26),

14. 4605321 - Roller bearing for seating a pedal bearing shaft (1986-08-12),

15. 4605113 - Clutch release, in particular for automobile clutches (1986-08-12),

Company Overview

Skf Kugellagerfabriken Gmbh, based in Schweinfurt, Germany, specializes in the development and manufacturing of rolling bearings and related components. The company focuses on innovative solutions in the fields of tension rollers, hydraulic release systems, clutch release mechanisms, and universal joints. With a strong emphasis on engineering excellence, SKF contributes to various industries by providing high-quality bearing assemblies and cages, enhancing the performance and reliability of machine elements across diverse applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

197 Patents

#3 in Schweinfurt

#304 in Germany

#4,279 in the World

Schweinfurt, Germany

Skf Kugellagerfabriken Gmbh

Forward Citations = 1,595

129 inventors:

Manfred Brandenstein (103 out of 181 patents)

Armin Olschewski (82 out of 161 patents)

Lothar Walter (78 out of 116 patents)

4. Horst M Ernst (45 out of 77 patents)

5. Heinrich Kunkel (21 out of 31 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Skf Kugellagerfabriken Gmbh. Retrieved from https://idiyas.com/company/skf-kugellagerfabriken

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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