Tsutomu Umehara

Follow

Person

Kariya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Work machine, power unit, and diesel engine of work machine
- Patent number 10,302,028
- Issue date May 28, 2019
- Hitachi Construction Machinery Co., Ltd.
- Manabu Edamura
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Fuel injection control apparatus and compression ignition type inte...
- Patent number 9,677,497
- Issue date Jun 13, 2017
- Kabushiki Kaisha Toyota Jidoshokki
- Hiroshi Kuzuyama
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Internal combustion engine
- Patent number 8,875,488
- Issue date Nov 4, 2014
- Kabushiki Kaisha Toyota Jidoshokki
- Takehito Hamamatsu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Apparatus and method for controlling EGR in an engine
- Patent number 6,973,785
- Issue date Dec 13, 2005
- Kabushiki Kaisha Toyota Jidoshokki
- Tsutomu Umehara
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Work Machine, Power Unit, and Diesel Engine of Work Machine
- Publication number 20170350327
- Publication date Dec 7, 2017
- Hitachi Construction Machinery Co., Ltd.
- Manabu EDAMURA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
FUEL INJECTION CONTROL APPARATUS AND COMPRESSION IGNITION TYPE INTE...
- Publication number 20150090217
- Publication date Apr 2, 2015
- KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
- Hiroshi KUZUYAMA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
INTERNAL COMBUSTION ENGINE
- Publication number 20120144806
- Publication date Jun 14, 2012
- KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
- Takehito Hamamatsu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Apparatus and method for controlling EGR in an engine
- Publication number 20040134192
- Publication date Jul 15, 2004
- Tsutomu Umehara
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...