Hiroshi Shirai

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Valve operating device for use in internal combustion engine
- Patent number 4,942,854
- Issue date Jul 24, 1990
- Honda Giken Kogyo Kabushiki Kaisha
- Hiroshi Shirai
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Valve operating mechanism for an internal combustion engine
- Patent number 4,901,685
- Issue date Feb 20, 1990
- Honda Giken Kogyo Kabushiki Kaisha
- Koichi Fukuo
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES