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Offenbach, Germany

Gkn Lobro Gmbh

USPTO Granted Patents = 41

% Expired Patents = 19.5

Trademarks = 1

Forward Citations = 513

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30 inventors (with patents filed for the assignee):

Werner Jacob (16 out of 55 patents)

Herbert Cermak (8 out of 31 patents)

Peter Schwärzler (6 out of 6 patents)

4. Hans-Heinrich Welschof (4 out of 50 patents)

5. Achim Jacob (4 out of 7 patents)

6. Michael Zierz (2 out of 6 patents)

7. Peter Schwärzler (2 out of 5 patents)

8. Arne Berger (2 out of 3 patents)

9. Norbert Hofmann (2 out of 11 patents)

10. Erik Schamper (2 out of 2 patents)

11. Michael Nicolai (2 out of 2 patents)

12. Friedhelm John (2 out of 4 patents)

13. Dietmar Lück (1 out of 2 patents)

14. Peter Amborn (1 out of 22 patents)

15. Wolfgang Lobel (1 out of 4 patents)

Core Competencies:

Constant Velocity Joint

Driveshaft

Sealing Assembly

Homocinetic Joint

Plunging Unit

Ball Joint

Propeller Shaft

Monobloc Joint

Control Element

Boot Assembly

Torque Transmission

Cage Windows

41 patents: Sort by Forward Citations

1. 7025683 - Constant velocity ball joint with ball pairs whose tracks are located on symmetrical planes (2006-04-11),

2. 6921338 - Driveshaft plunging unit (2005-07-26),

3. 6918838 - Longitudinal plunging unit with a hollow profiled journal (2005-07-19),

4. 6893352 - Homocinetic joint (2005-05-17),

5. 6852036 - Rolling boot and rolling boot assembly (2005-02-08),

6. 6802781 - Longitudinal plunging unit having a material with a uniform wall thickness (2004-10-12),

7. 6796906 - Counter track ball joint (2004-09-28),

8. 6793583 - Longitudinal plunging unit (2004-09-21),

9. 6705948 - Settable plunging unit (2004-03-16),

10. 6702682 - Outer joint part for a constant velocity joint (2004-03-09),

11. 6585602 - Plunging assembly for a driveshaft (2003-07-01),

12. 6497622 - Constant velocity fixed joint with cross-groove tracks (2002-12-24),

13. 6390928 - Driveshaft adapted to a preferred torque transmitting direction (2002-05-21),

14. 6379255 - Drive assembly having a propeller and an intermediate bearing (2002-04-30),

15. 6364780 - Driveshaft (2002-04-02),

Gkn Lobro Gmbh, based in Offenbach, Germany, specializes in the development and manufacturing of advanced automotive components, particularly focusing on driveline technologies. The company is renowned for its expertise in constant velocity joints, driveshaft assemblies, and homokinetic joints, which are critical for enhancing vehicle performance and reliability. Additionally, Gkn Lobro produces a range of related products, including plunging units, rolling boot assemblies, and sealing assemblies, contributing to the efficiency and durability of automotive systems.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

41 Patents

#5 in

#1,244 in Germany

#16,669 in the World

Offenbach, Germany

Gkn Lobro Gmbh

Forward Citations = 513

30 inventors:

Werner Jacob (16 out of 55 patents)

Herbert Cermak (8 out of 31 patents)

Peter Schwärzler (6 out of 6 patents)

4. Hans-Heinrich Welschof (4 out of 50 patents)

5. Achim Jacob (4 out of 7 patents)

Please report any incorrect information to [email protected]

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