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Howard W. Christenson
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Indianapolis, IN, US
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last 30 patents
Information
Patent Grant
Rocket piston internal combustion engine
Patent number
6,360,710
Issue date
Mar 26, 2002
Howard W. Christenson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Compound combustion expansion internal combustion engine
Patent number
6,035,814
Issue date
Mar 14, 2000
Howard W. Christenson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Internal combustion engine/fluid pump combination
Patent number
5,261,797
Issue date
Nov 16, 1993
Howard W. Christenson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Hydrostatic pump and motor
Patent number
5,249,512
Issue date
Oct 5, 1993
Howard W. Christenson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Two cycle internal combustion hydrocycle engine
Patent number
5,143,029
Issue date
Sep 1, 1992
Howard W. Christenson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Two cycle internal combustion hydrocycle engine
Patent number
5,109,810
Issue date
May 5, 1992
Howard W. Christenson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS