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Pfungstadt, Germany

Hofmann Werkstatt-Technik Gmbh

USPTO Granted Patents = 45

Trademarks = 4

Forward Citations = 239

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29 inventors (with patents filed for the assignee):

Karl Rothamel (15 out of 23 patents)

Eickhart Goebel (9 out of 18 patents)

Lorenz Lenhardt (5 out of 7 patents)

4. Ulrich Diez (5 out of 7 patents)

5. Josef Drechsler (5 out of 5 patents)

6. Klaus Ruhl (4 out of 4 patents)

7. Simone Longa (3 out of 4 patents)

8. Kurt Humber (3 out of 4 patents)

9. Walter Boess (2 out of 2 patents)

10. Marco Castelnuovo (2 out of 4 patents)

11. Gottfried Kuhn (2 out of 2 patents)

12. Gerhard Rossteuscher (2 out of 2 patents)

13. Wolfgang Rowe (2 out of 2 patents)

14. Klaus Gruppenbacher (2 out of 2 patents)

15. Roland Menigat (2 out of 2 patents)

Core Competencies:

Wheel Balancing Machine

Unbalance Measurement

Tire Depth Detection

Power Clamping System

Mechanical Drive Arrangement

Optical Measurement

Rotary Member Positioning

Adhesive Balancing Weight

Quality Grading

Measuring Spindle

Balancing Machine

Tire Demounting Tool

45 patents: Sort by Forward Citations

1. 6672158 - Method and apparatus for balancing a vehicle wheel (2004-01-06),

2. 6414304 - Method and apparatus for determining the position of a wheel mounted on a vehicle (2002-07-02),

3. 6408528 - Method and apparatus for determining the impressing depth of a tire on a motor vehicle disk wheel (2002-06-25),

4. 6179032 - Bead depressor (2001-01-30),

5. 6138366 - Adaptor for fixing a measuring means to a vehicle wheel (2000-10-31),

6. 5983717 - Method and apparatus for balancing a motor vehicle wheel (1999-11-16),

7. 5959204 - Method and apparatus for holding in position a motor vehicle wheel (1999-09-28),

8. 5948980 - Method and arrangement for clamping a motor vehicle wheel on a balancing (1999-09-07),

9. 5909097 - Method of stopping an electric motor-driven balancing machine main shaft (1999-06-01),

10. 5847277 - Method of rotating a rotary member in a balancing machine into balancing (1998-12-08),

11. 5831152 - Wheel balancing machine (1998-11-03),

12. 5717138 - Arrangement for driving a measuring spindle of a balancing machine (1998-02-10),

13. 5703291 - Power clamping system for mounting/securing of automotive wheel (1997-12-30),

14. 5615574 - Method and assembly for clamping and releasing a rotary member on a (1997-04-01),

15. 5606127 - Method of setting a displayable machine function of a wheel balancing (1997-02-25),

Company Overview

Hofmann Werkstatt-Technik GmbH, based in Pfungstadt, Germany, specializes in advanced solutions for vehicle wheel balancing and tire measurement. The company focuses on the development and manufacturing of balancing machines, unbalance correction technologies, and rotary member positioning systems. Their expertise extends to geometrical data sensing and the production of adhesive balancing weights, alongside innovations in electric motor control, positioning Hofmann as a key player in the automotive engineering sector.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

45 Patents

#1 in Pfungstadt

#1,166 in Germany

#15,436 in the World

Pfungstadt, Germany

Hofmann Werkstatt-Technik Gmbh

Forward Citations = 239

29 inventors:

Karl Rothamel (15 out of 23 patents)

Eickhart Goebel (9 out of 18 patents)

Lorenz Lenhardt (5 out of 7 patents)

4. Ulrich Diez (5 out of 7 patents)

5. Josef Drechsler (5 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hofmann Werkstatt-Technik Gmbh. Retrieved from https://idiyas.com/company/hofmann-werkstatt-technik

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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