Toshihiro Kamiyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Valve operating system in internal combustion engine
- Patent number 6,412,460
- Issue date Jul 2, 2002
- Honda Giken Kogyo Kabushiki Kaisha
- Toshiyuki Sato
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Material for valve-actuating mechanism of internal combustion engine
- Patent number 4,485,770
- Issue date Dec 4, 1984
- Honda Giken Kogyo Kabushiki Kaisha
- Tsutomu Saka
- B22 - CASTING POWDER METALLURGY