Kousei Maebashi

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Iwata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Operating method of two stroke direct injected engine
- Patent number 6,109,223
- Issue date Aug 29, 2000
- Yamaha Hatsudoki Kabushiki Kaisha
- Yu Motoyama
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Engine control system and method
- Patent number 5,715,794
- Issue date Feb 10, 1998
- Yamaha Hatsudoki Kabushiki Kaisha
- Michihisa Nakamura
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Exhaust control valve for engine
- Patent number 5,605,119
- Issue date Feb 25, 1997
- Yamaha Hatsudoki Kabushiki Kaisha
- Tatsuyuki Masuda
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Exhaust control valve for engine
- Patent number 5,410,993
- Issue date May 2, 1995
- Yamaha Hatsudoki Kabushiki Kaisha
- Tatsuyuki Masuda
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS