Ryuji Takada

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Arm for construction machine
- Patent number 9,187,875
- Issue date Nov 17, 2015
- Hitachi Construction Machinery Co., Ltd.
- Takeshi Takahashi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Load sensor with shock relaxation material to protect semiconductor...
- Patent number 7,793,551
- Issue date Sep 14, 2010
- Hitachi Construction Machinery Co., Ltd.
- Hiromi Shimazu
- G01 - MEASURING TESTING
Information Patent Grant
Method of and device for driving piezo-electric elements and system...
- Patent number 5,384,507
- Issue date Jan 24, 1995
- Hitachi Construction Machinery Co., Ltd.
- Ryuji Takada
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Multi-axis load sensor
- Patent number 4,674,339
- Issue date Jun 23, 1987
- Hatamura; Yotaro
- Yotaro Hatamura
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
ARM FOR CONSTRUCTION MACHINE
- Publication number 20140334906
- Publication date Nov 13, 2014
- Takeshi Takahashi
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Load Sensor
- Publication number 20090031819
- Publication date Feb 5, 2009
- HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Hiromi Shimazu
- G01 - MEASURING TESTING