Masanori Ezawa

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic drive apparatus for construction equipment
- Patent number 8,589,038
- Issue date Nov 19, 2013
- Hitachi Construction Machinery Co., Ltd.
- Naoki Hagiwara
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Mounting structure for NOx reduction device for construction machine
- Patent number 8,459,014
- Issue date Jun 11, 2013
- Hitachi Construction Machinery Co., Ltd.
- Shohei Kamiya
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Working machine
- Patent number 8,429,904
- Issue date Apr 30, 2013
- Hitachi Construction Machinery Co., Ltd.
- Kazuhiro Shibamori
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Construction machine
- Patent number 8,365,518
- Issue date Feb 5, 2013
- Hitachi Construction Machinery Co., Ltd.
- Masanori Ezawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
CONSTRUCTION MACHINE
- Publication number 20140301839
- Publication date Oct 9, 2014
- Shigehisa Funabashi
- B60 - VEHICLES IN GENERAL
Information Patent Application
Engine Control System for Construction Machine
- Publication number 20130174539
- Publication date Jul 11, 2013
- Hitachi Construction Machinery Co., Ltd.
- Masanori EZAWA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic Drive Apparatus for Construction Equipment
- Publication number 20120003069
- Publication date Jan 5, 2012
- Naoki Hagiwara
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
CONSTRUCTION MACHINE
- Publication number 20110000199
- Publication date Jan 6, 2011
- Hitachi Construction Machinery Co., Ltd.
- Masanori Ezawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WORKING MACHINE
- Publication number 20100326058
- Publication date Dec 30, 2010
- Hitachi Construction Machinery Co., Ltd.
- Kazuhiro SHIBAMORI
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Mounting Structure for NOx Reduction Device for Construction Machine
- Publication number 20100293928
- Publication date Nov 25, 2010
- Hitachi Construction Machinery Co., Ltd.
- Shohei Kamiya
- B60 - VEHICLES IN GENERAL