Mitsuo Aihara

Follow

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Construction machine
- Patent number 11,214,941
- Issue date Jan 4, 2022
- Hitachi Construction Machinery Co., Ltd.
- Teppei Saitoh
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Maintenance management device for operating machinery
- Patent number 10,235,658
- Issue date Mar 19, 2019
- Hitachi Construction Machinery Co., Ltd.
- Hideaki Suzuki
- G05 - CONTROLLING REGULATING
Information Patent Grant
Operation data collection device for work machines
- Patent number 10,165,053
- Issue date Dec 25, 2018
- Hitachi Construction Machinery Co., Ltd.
- Jyunsuke Fujiwara
- G05 - CONTROLLING REGULATING
Information Patent Grant
Hydraulic driving system of construction machinery
- Patent number 7,500,360
- Issue date Mar 10, 2009
- Hitachi Constuction Machinery Co., Ltd.
- Tsutomu Udagawa
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Control valve apparatus and pressure circuit
- Patent number 7,175,155
- Issue date Feb 13, 2007
- Hitachi Construction Machinery Co., Ltd.
- Kazuo Takiguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Construction Machine
- Publication number 20210262201
- Publication date Aug 26, 2021
- Hitachi Construction Machinery Co., Ltd.
- Teppei SAITOH
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
OPERATION DATA COLLECTION DEVICE FOR WORK MACHINES
- Publication number 20160226977
- Publication date Aug 4, 2016
- Hitachi Construction Machinery Co., Ltd.
- Jyunsuke FUJIWARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MAINTENANCE MANAGEMENT DEVICE FOR OPERATING MACHINERY
- Publication number 20150206104
- Publication date Jul 23, 2015
- HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Hideaki Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Control valve apparatus and pressure circuit
- Publication number 20050242310
- Publication date Nov 3, 2005
- Kazuo Takiguchi
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Hydraulic driving system of construction machinery
- Publication number 20050175485
- Publication date Aug 11, 2005
- Tsutomu Udagawa
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING