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Windhagen, Germany

Wirtgen Gmbh

USPTO Granted Patents = 516

% Expired Patents = 4.8

CIPO Patents = 3

EPO Patents = 271

Trademarks = 2

Forward Citations = 4,342

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165 inventors (with patents filed for the assignee):

Cyrus Barimani (265 out of 266 patents)

Christian Berning (159 out of 161 patents)

Günter Hähn (150 out of 151 patents)

4. Thomas Lehnert (81 out of 85 patents)

5. Karsten Buhr (59 out of 59 patents)

6. Martin Lenz (43 out of 43 patents)

7. Peter Busley (43 out of 46 patents)

8. Dieter Simons (41 out of 46 patents)

9. Matthias Fritz (38 out of 45 patents)

10. Guenter Haehn (36 out of 36 patents)

11. Stefan Wagner (33 out of 36 patents)

12. Christoph Menzenbach (30 out of 30 patents)

13. Herbert Ley (29 out of 29 patents)

14. Philip Verhaelen (24 out of 24 patents)

15. Olaf Gaertner (24 out of 24 patents)

Core Competencies:

Slipform Paving

Milling Technology

Self-Propelled Machines

Earth Working

Construction Equipment

Paver Technology

Wear Prognosis

Thickness Measurement

Automated Sensors

Cooling Systems

Drive Mechanisms

Surface Texturing

516 patents: Sort by Forward Citations

1. 12735850 - Milling attachment (2026-09-15),

2. 12717044 - Position determining system and method for determining the position of a reference point on a self-propelled construction machine as well as method for initializing a reference station set up in the periphery of a self-propelled construction machine (2026-08-25),

3. 12680244 - Self-propelled earth working machine having an electrically driven working apparatus and a balanced weight distribution (2026-07-14),

4. 12630984 - Self-propelled ground-processing machine and method for controlling a self-propelled ground-processing machine, as well as method for processing the ground with one or more self-propelled ground-processing machines (2026-05-19),

5. 12601122 - Adjustable string line sensors for slip form paving (2026-04-14),

6. 12590424 - Self-propelled earth working machine having a canopy variable in length in the longitudinal direction of the machine (2026-03-31),

7. 12590423 - Edge slump control (2026-03-31),

8. 12584277 - Constant surface patterns during slip form paving (2026-03-24),

9. 12577741 - Slipform paver (2026-03-17),

10. 12571171 - Self-propelled earth working machine having a coolant discharge tank (2026-03-10),

11. 12571170 - Differential milling and paving (2026-03-10),

12. 12553197 - Self-propelled earth working machine having twin motors and a working transmission transmitting their power output variably (2026-02-17),

13. 12553196 - Measuring paving thickness during slip form paving (2026-02-17),

14. 12546066 - Self-propelled construction machine (2026-02-10),

15. 12542014 - Plausibility check (2026-02-03),

Wirtgen GmbH is a leading manufacturer of construction machinery based in Germany. With over 60 years of experience, the company specializes in developing innovative solutions for road construction and rehabilitation. Wirtgen offers a wide range of products including milling machines, cold recyclers, asphalt pavers, and surface miners. They are dedicated to providing high-quality equipment that improves efficiency and sustainability in the construction industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

516 Patents

#1 in

#106 in

#1,883 in the World

Windhagen, Germany

Wirtgen Gmbh

Forward Citations = 4,342

165 inventors:

Cyrus Barimani (265 out of 266 patents)

Christian Berning (159 out of 161 patents)

Günter Hähn (150 out of 151 patents)

4. Thomas Lehnert (81 out of 85 patents)

5. Karsten Buhr (59 out of 59 patents)

Please report any incorrect information to [email protected]

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