Michael R. Huffman

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Dunlap, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronic unit injector with pressure assisted needle control
- Patent number 7,455,243
- Issue date Nov 25, 2008
- Caterpillar Inc.
- Dana R. Coldren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Mechanically actuated, electronically controlled fuel injection system
- Patent number 6,976,474
- Issue date Dec 20, 2005
- Caterpillar Inc.
- Dana R. Coldren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Auxiliary systems for an engine having two electrical actuators on...
- Patent number 6,684,854
- Issue date Feb 3, 2004
- Caterpillar Inc.
- Dana R. Coldren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Electronic unit injector with pressure assisted needle control
- Publication number 20080315009
- Publication date Dec 25, 2008
- Dana R. Coldren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Electronic unit injector with pressure assisted needle control
- Publication number 20050194462
- Publication date Sep 8, 2005
- Dana R. Coldren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Auxiliary systems for an engine having two electrical actuators on...
- Publication number 20030111061
- Publication date Jun 19, 2003
- Dana R. Coldren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS