Nobuhiro Hayama

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automobile exhaust purifying system
- Patent number 4,574,588
- Issue date Mar 11, 1986
- Mazda Motor Corporation
- Nobuhiro Hayama
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Intake system for an internal combustion engine
- Patent number 4,494,506
- Issue date Jan 22, 1985
- Mazda Motor Corporation
- Nobuhiro Hayama
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Intake means for two-rotor type rotary piston engines
- Patent number 4,425,883
- Issue date Jan 17, 1984
- Toyo Kogyo Co., Ltd.
- Tomoo Tadokoro
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Multiple port intake means for rotary piston engines
- Patent number 4,423,711
- Issue date Jan 3, 1984
- Toyo Kogyo Co., Ltd.
- Tomoo Tadokoro
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS