Shigenobu Uchiyama

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Iwata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rotation prevention structure of a valve lifter for an internal com...
- Patent number 6,691,658
- Issue date Feb 17, 2004
- Yamaha Hatsudoki Kabushiki Kaisha
- Hideo Fujita
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
High-low speed range switching type valve mechanism for internal co...
- Patent number 6,481,398
- Issue date Nov 19, 2002
- Yamaha Hatsudoki Kabushiki Kaisha
- Shigenobu Uchiyama
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Multi-valve engine
- Patent number 5,765,531
- Issue date Jun 16, 1998
- Yamaha Hatsudoki Kabushiki Kaisha
- Masaaki Yoshikawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Lubrication and camshaft control system for engine
- Patent number 5,718,196
- Issue date Feb 17, 1998
- Yamaha Hatsudoki Kabushiki Kaisha
- Shigenobu Uchiyama
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS