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Wolfsburg, undefined

Volkswagenwerk Aktiengesellschaft

USPTO Granted Patents = 319

Trademarks = 9

Forward Citations = 3,957

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254 inventors (with patents filed for the assignee):

Ernst Fiala (22 out of 22 patents)

Peter Hofbauer (18 out of 20 patents)

Paulus Heidemeyer (13 out of 16 patents)

4. Hermann Kruger (10 out of 20 patents)

5. Ulrich Seiffert (10 out of 11 patents)

6. Wilfried Schwanz (10 out of 10 patents)

7. Edgard Grundmann (10 out of 10 patents)

8. Rolf Warnecke (8 out of 9 patents)

9. Klaus-Dieter Emmenthal (8 out of 11 patents)

10. Hermann Danckert (8 out of 9 patents)

11. Istvan Geiger (7 out of 12 patents)

12. Johann Siebels (7 out of 9 patents)

13. Andreas Bauer (7 out of 9 patents)

14. Rudolf Kroll (6 out of 6 patents)

15. Michael Willmann (6 out of 6 patents)

Core Competencies:

On-Board Diagnosis

Fuel Injection

Hydraulic Brake System

All-Wheel Drive

Hybrid Drive

Automatic Transmission

Internal Combustion Engine

Drive Train

Engine Block

Clutch Mechanism

Vibration Insulation

Control System

319 patents: Sort by Forward Citations

1. 7295903 - Device and method for on-board diagnosis based on a model (2007-11-13),

2. 4754740 - Device for continuous fuel injection (1988-07-05),

3. 4740039 - Hydraulic dual-circuit brake system for automobiles (1988-04-26),

4. 4646706 - System for continuous fuel injection (1987-03-03),

5. 4638719 - Unbalanced hydraulic amplifier valve assembly (1987-01-27),

6. 4616617 - Method and arrangement for combustion chamber identification in an (1986-10-14),

7. 4611633 - Expansion hose for reduction of pressure pulsations (1986-09-16),

8. 4606304 - One-piece engine block (1986-08-19),

9. 4605087 - All-wheel drive system for vehicles (1986-08-12),

10. 4602522 - Transmission with overdrive (1986-07-29),

11. 4593580 - Device for shifting without clutch and without synchronizing elements in (1986-06-10),

12. 4589703 - Hydraulic brake pressure regulator (1986-05-20),

13. 4585281 - Pressure-operated brake system for automobiles (1986-04-29),

14. 4570762 - Cage for a roller brake freewheel (1986-02-18),

15. 4557874 - Distribution system for a two-phase fluid mixture (1985-12-10),

Volkswagenwerk Aktiengesellschaft, commonly known as Volkswagen, is a German multinational automotive manufacturing company headquartered in Wolfsburg, Germany. Established in 1937, Volkswagen is one of the world's leading automobile manufacturers, producing a wide range of vehicles including cars, vans, trucks, and motorcycles. With a strong global presence, Volkswagen operates in over 150 countries, employing around 660,000 people. The company's mission is to provide sustainable and innovative mobility solutions, focusing on electric vehicles, digitalization, and autonomous driving.

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Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

319 Patents

#2 in Wolfsburg

#203 in D

#2,744 in the World

Wolfsburg, undefined

Volkswagenwerk Aktiengesellschaft

Forward Citations = 3,957

254 inventors:

Ernst Fiala (22 out of 22 patents)

Peter Hofbauer (18 out of 20 patents)

Paulus Heidemeyer (13 out of 16 patents)

4. Hermann Kruger (10 out of 20 patents)

5. Ulrich Seiffert (10 out of 11 patents)

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