Bernd W. Kalkhof

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Reutlingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ignition device for combustion engines
- Patent number 4,976,247
- Issue date Dec 11, 1990
- Robert Bosch GmbH
- Helmut Schmied
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ignition system for an internal combustion engine
- Patent number 4,448,180
- Issue date May 15, 1984
- Robert Bosch GmbH
- Bernd Bodig
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ignition system with improved temperature and voltage compensation
- Patent number 4,253,442
- Issue date Mar 3, 1981
- Robert Bosch GmbH
- Werner Jundt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus for preventing sparks in the ignition system of an engine...
- Patent number 4,153,031
- Issue date May 8, 1979
- Robert Bosch GmbH
- Bernd W. Kalkhof
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS