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Patents Grantslast 30 patents

Information Patent Grant
Torque motor having a coil with finite turning range
- Patent number 4,639,624
- Issue date Jan 27, 1987
- Hitachi, Ltd.
- Yuuki Ejiri
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection apparatus for internal combustion engines
- Patent number 4,475,518
- Issue date Oct 9, 1984
- Hitachi, Ltd.
- Mineo Kashiwaya
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection apparatus
- Patent number 4,448,172
- Issue date May 15, 1984
- Hitachi, Ltd.
- Mineo Kashiwaya
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection apparatus for internal combustion engines
- Patent number 4,442,818
- Issue date Apr 17, 1984
- Hitachi, Ltd.
- Mineo Kashiwaya
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS