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Schweinfurt, Germany

Fag Kugelfischer Ag

USPTO Granted Patents = 30

% Expired Patents = 70.0

Trademarks = 4

Forward Citations = 253

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49 inventors (with patents filed for the assignee):

Peter Niebling (13 out of 75 patents)

Heinrich Hofmann (12 out of 92 patents)

Jens Heim (10 out of 49 patents)

4. Darius Dlugai (5 out of 25 patents)

5. Roland Langer (4 out of 49 patents)

6. Horst Masuch (3 out of 5 patents)

7. Bernhard Wilm (2 out of 4 patents)

8. Alfred Pecher (2 out of 7 patents)

9. David Ilgert (2 out of 2 patents)

10. Michael Claassen (2 out of 5 patents)

11. Dieter Göbel (2 out of 3 patents)

12. Günter Herles (2 out of 3 patents)

13. Wilhelm Sebald (1 out of 7 patents)

14. Stefan Scharting (1 out of 3 patents)

15. Roman Hollweck (1 out of 2 patents)

Core Competencies:

Brake Disk

Roller Bearing

Wheel Bearing

Sensor Integration

Angular Contact

Vibroguard

Seal Arrangement

Force-Sensing

Plastic Ring Bearing

Deep-Drilling Apparatus

Cage Fastener

Lubricant Pockets

30 patents: Sort by Forward Citations

1. 7600614 - Assembly comprised of a brake disk with a hub (2009-10-13),

2. 7599804 - Method for detecting structure-borne noise events in a roller bearing (2009-10-06),

3. 7572062 - Axial tapered roller bearing (2009-08-11),

4. 7547147 - Wheel bearing unit embodied as an angular contact ball bearing (2009-06-16),

5. 7537390 - Rolling bearing arrangement (2009-05-26),

6. 7422200 - Plastic ring bearing, particularly for use in MacPherson strut (2008-09-09),

7. 7413349 - Wheel bearing unit (2008-08-19),

8. 7407045 - Connection between a wheel bearing and a wheel carrier (2008-08-05),

9. 7380334 - Device for pre-stressing a wheel bearing (2008-06-03),

10. 7374345 - System for securing a roller bearing in axial directions (2008-05-20),

11. 7362200 - Seal arrangement with encoder and magnetization head for the encoder (2008-04-22),

12. 7338213 - Barrel-shaped bearing (2008-03-04),

13. 7316168 - Force-sensing bearing (2008-01-08),

14. 7287908 - Arrangement of a sensor on a wheel bearing unit (2007-10-30),

15. 7263901 - Method and device for determining the direction of displacement of a roller bearing component (2007-09-04),

Fag Kugelfischer AG, headquartered in Schweinfurt, Germany, is a prominent player in the field of rolling bearing technology. The company specializes in the development and manufacturing of high-precision bearings and components that are essential for various industrial applications, including automotive and machinery sectors. With a strong emphasis on innovation, Fag Kugelfischer focuses on enhancing performance and reliability through advanced engineering and research, contributing significantly to the global market for motion and control solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

Fag Kugelfischer Ag

30 Patents

#11 in

#1,601 in Germany

#21,853 in the World

Schweinfurt, Germany

Fag Kugelfischer Ag

Forward Citations = 253

49 inventors:

Peter Niebling (13 out of 75 patents)

Heinrich Hofmann (12 out of 92 patents)

Jens Heim (10 out of 49 patents)

4. Darius Dlugai (5 out of 25 patents)

5. Roland Langer (4 out of 49 patents)

Please report any incorrect information to [email protected]

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