Karl-Ernst Haak

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Lichtenwald, DE

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Patents Grantslast 30 patents

Information Patent Grant
Emission control system for an internal-combustion engine
- Patent number 6,170,259
- Issue date Jan 9, 2001
- DaimlerChrysler AG
- Walter Boegner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method for operating a multicylinder internal combustion engine
- Patent number 6,082,100
- Issue date Jul 4, 2000
- DaimlerChrysler AG
- Walter Boegner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine exhaust emission control system with ads...
- Patent number 5,910,097
- Issue date Jun 8, 1999
- Daimler-Benz Aktiengesellschaft
- Walter Boegner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for reducing nitrogen oxides in the exhaust ga...
- Patent number 5,457,958
- Issue date Oct 17, 1995
- Daimler-Benz AG
- Walter Boegner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS