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Offenbach, Germany

Lohr & Bromkamp Gmbh

USPTO Granted Patents = 90

Trademarks = 2

Forward Citations = 1,116

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49 inventors (with patents filed for the assignee):

Hans-Heinrich Welschof (39 out of 50 patents)

Rudolf Beier (16 out of 17 patents)

Peter Schwarzler (13 out of 16 patents)

4. Werner Jacob (13 out of 55 patents)

5. Erich Aucktor (10 out of 11 patents)

6. Werner Krude (6 out of 101 patents)

7. Michael Ricks (6 out of 10 patents)

8. Norbert Hofmann (6 out of 11 patents)

9. Manfred Niederhufner (5 out of 5 patents)

10. Achim Jacob (3 out of 7 patents)

11. Dieter Sattler (3 out of 4 patents)

12. Markus Eschbach (3 out of 3 patents)

13. Wolfgang Rubin (3 out of 3 patents)

14. Eugen Stall (2 out of 12 patents)

15. Friedhelm John (2 out of 4 patents)

Core Competencies:

Constant Velocity Joint

Tripod Joint

Universal Joint

Driveshaft

Coupling Assembly

Lubricant Reservoir

Wheel Bearing

Torque Transmission

Protective Boot

Spherical Arms

Energy Absorbing Shaft

Harmonic Torque Connection

90 patents: Sort by Forward Citations

1. 6119329 - Connection between inner joint part and driveshaft (2000-09-19),

2. 5984039 - Coupling assembly (1999-11-16),

3. 5954587 - Constant velocity universal joint with lubricant reservoir (1999-09-21),

4. 5944612 - VL joint for long plunging distance and large articulation angle (1999-08-31),

5. 5803814 - Tripod joint with spherical arms (1998-09-08),

6. 5797801 - Constant velocity fixed joint (1998-08-25),

7. 5795233 - Universal joint (1998-08-18),

8. 5765837 - Convoluted boot with inner annual ribs (1998-06-16),

9. 5762559 - Wheel bearing unit for rotatably supporting a driveable wheel on a wheel (1998-06-09),

10. 5704840 - Universal joint (1998-01-06),

11. 5685777 - Constant velocity universal ball joint (1997-11-11),

12. 5676599 - Outer joint part for a tripod joint (1997-10-14),

13. 5665001 - Coupling for connecting two shafts (1997-09-09),

14. 5660494 - Connection for the harmonic transmission of torque (1997-08-26),

15. 5658199 - Tripod joint with mechanism for securing the rollers (1997-08-19),

Company Overview

Lohr & Bromkamp GmbH, based in Offenbach, Germany, specializes in the development and manufacturing of advanced constant velocity joints. Their expertise encompasses a range of components critical to automotive engineering, including tripod joints, universal joints, and driveshafts. The company focuses on innovative solutions for torque transmission and coupling assemblies, ensuring optimal performance and reliability in vehicle dynamics. With a commitment to quality and precision, Lohr & Bromkamp plays a significant role in enhancing automotive technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

90 Patents

#4 in Offenbach

#655 in Germany

#8,535 in the World

Offenbach, Germany

Lohr & Bromkamp Gmbh

Forward Citations = 1,116

49 inventors:

Hans-Heinrich Welschof (39 out of 50 patents)

Rudolf Beier (16 out of 17 patents)

Peter Schwarzler (13 out of 16 patents)

4. Werner Jacob (13 out of 55 patents)

5. Erich Aucktor (10 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lohr & Bromkamp Gmbh. Retrieved from https://idiyas.com/company/lohr-and-bromkamp

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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