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Cologne, Germany

Deutz Aktiengesellschaft

USPTO Granted Patents = 70

EPO Patents = 65

Trademarks = 20

Forward Citations = 98

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166 inventors (with patents filed for the assignee):

Marco Sliwa (10 out of 10 patents)

Johannes Klosterberg (8 out of 8 patents)

Meike Wittrock (6 out of 6 patents)

4. Rolf Miebach (5 out of 5 patents)

5. Peter Broll (4 out of 4 patents)

6. Joachim Joisten-Pieritz (4 out of 4 patents)

7. Gerald Leyh (4 out of 4 patents)

8. Stephan Schraml (4 out of 4 patents)

9. Thomas Werner (4 out of 4 patents)

10. Klaus-Peter Bark (3 out of 3 patents)

11. Marco Jung (3 out of 3 patents)

12. Paul Schwabauer (3 out of 3 patents)

13. Ulf Klein (3 out of 6 patents)

14. Manfred Breitenberger (3 out of 6 patents)

15. Alfred Inden (3 out of 3 patents)

Core Competencies:

Internal Combustion Engine

Cylinder Head

Crankcase

Exhaust Gas Recirculation

Diesel Particulate Filter

Oil Cooler

Hydraulic Hybrid

Nitrogen Oxide Reduction

Particulate Filter System

Injector Clamping Mechanism

Exhaust Gas Aftertreatment

Cooling Water Control

70 patents: Sort by Forward Citations

1. 12460599 - Crankcase and internal combustion engine with such a crankcase (2025-11-04),

2. 12448910 - Mixer arrangement for mixing an injection medium injectable by an injector with the exhaust gas of an internal combustion engine (2025-10-21),

3. 12442351 - Cylinder head for an internal combustion engine and an internal combustion engine with such a cylinder head (2025-10-14),

4. 12416275 - Cylinder head for an internal combustion engine with a combustion chamber and the use of a sealing sleeve to seal off a cylinder head (2025-09-16),

5. 12404819 - Internal combustion engine (2025-09-02),

6. 12320282 - Cylinder head (2025-06-03),

7. 12305563 - Crankcase with inner and outer coolant jacket (2025-05-20),

8. 12188403 - Internal combustion engine and method for simultaneously regulating the exhaust gas temperature and the charge pressure of an internal combustion engine (2025-01-07),

9. 12158130 - Cylinder head for an internal combustion engine (2024-12-03),

10. 12129777 - Oil supply (2024-10-29),

11. 12085013 - Internal combustion engine including a cylinder crankcase and a cylinder head with an integrated height-adjustable fan attachment for elastic v-ribbed belts (2024-09-10),

12. 11971080 - Internal combustion engine including a mass differential gear including two balance shafts (2024-04-30),

13. 11927119 - Oil return valve for a crankcase ventilation system (2024-03-12),

14. 11808185 - Engine with cylinder crankcase and oil return collection channel and oil drain (2023-11-07),

15. 11802497 - Internal combustion engine including an oil cooler integrated into the cylinder block, and cooling water control (2023-10-31),

Deutz Aktiengesellschaft is a German manufacturer of diesel engines and other products. The company, founded in 1864, is headquartered in Cologne, Germany. Deutz produces engines for a variety of applications, including construction equipment, agricultural machinery, and industrial machinery. With a rich history and extensive expertise in engine technology, Deutz is known for its reliability, efficiency, and performance. For more information, please visit their official website.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

70 Patents

#12 in Cologne

#825 in Germany

#10,199 in the World

Cologne, Germany

Deutz Aktiengesellschaft

Forward Citations = 98

166 inventors:

Marco Sliwa (10 out of 10 patents)

Johannes Klosterberg (8 out of 8 patents)

Meike Wittrock (6 out of 6 patents)

4. Rolf Miebach (5 out of 5 patents)

5. Peter Broll (4 out of 4 patents)

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