Ryouhei YAMASHITA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Speed reduction method for hand-carried engine-driven working machine
- Patent number 9,188,066
- Issue date Nov 17, 2015
- Iida Denki Kogyo Co., Ltd.
- Ryouhei Yamashita
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Fuel control method for hand-carried engine-driven working machine
- Patent number 9,115,670
- Issue date Aug 25, 2015
- IIDA DENKI KOGYO CO., LTD.
- Ryouhei Yamashita
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel control method for handheld engine operating machine
- Patent number 9,062,621
- Issue date Jun 23, 2015
- Iida Denki Kogyo Co., Ltd.
- Ryouhei Yamashita
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
FUEL CONTROL METHOD FOR HAND-CARRIED ENGINE-DRIVEN WORKING MACHINE
- Publication number 20130255629
- Publication date Oct 3, 2013
- ZAMA JAPAN CO., LTD.
- Ryouhei YAMASHITA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SPEED REDUCTION METHOD FOR HAND-CARRIED ENGINE-DRIVEN WORKING MACHINE
- Publication number 20130186368
- Publication date Jul 25, 2013
- ZAMA JAPAN CO., LTD.
- Ryouhei YAMASHITA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
FUEL CONTROL METHOD FOR HANDHELD ENGINE OPERATING MACHINE
- Publication number 20130112170
- Publication date May 9, 2013
- ZAMA JAPAN CO., LTD.
- Ryouhei YAMASHITA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS