Ryota Arai

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Hitachinaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cabling work aiding system and work aiding method
- Patent number 8,701,979
- Issue date Apr 22, 2014
- Hitachi, Ltd.
- Toshimi Yokota
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
RFID registration system and method thereof
- Patent number 8,395,804
- Issue date Mar 12, 2013
- Hitachi, Ltd.
- Toshimi Yokota
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
RFID REGISTRATION SYSTEM AND METHOD THEREOF
- Publication number 20100321736
- Publication date Dec 23, 2010
- Toshimi YOKOTA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CABLING WORK AIDING SYSTEM AND WORK AIDING METHOD
- Publication number 20100163615
- Publication date Jul 1, 2010
- Toshimi YOKOTA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER