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Donald L. Cummins
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Anderson, IN, US
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last 30 patents
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Patent Grant
Electronic starting motor control with low voltage protection
Patent number
4,917,411
Issue date
Apr 17, 1990
General Motors Corporation
Donald L. Cummins
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic starting motor control
Patent number
4,917,410
Issue date
Apr 17, 1990
General Motors Corporation
Donald L. Cummins
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic starting motor control having pinion block protection
Patent number
4,916,327
Issue date
Apr 10, 1990
General Motors Corporation
Donald L. Cummins
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic starting motor control having fail safe and overvoltage...
Patent number
4,906,857
Issue date
Mar 6, 1990
Kikusui Line Co., Ltd.
Donald L. Cummins
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic starting motor control having automatic disengagement an...
Patent number
4,901,689
Issue date
Feb 20, 1990
General Motors Corporation
Donald L. Cummins
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electronic starting motor system having timed cranking period control
Patent number
4,901,690
Issue date
Feb 20, 1990
General Motors Corporation
Donald L. Cummins
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS