Arai Isao

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Package structure of a piezoelectric device mounting and supporting...
- Patent number 8,558,435
- Issue date Oct 15, 2013
- Citizen Holdings Co., Ltd.
- Kazuo Murata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Vibration body for angular speed sensor
- Patent number 8,028,579
- Issue date Oct 4, 2011
- Citizen Holdings Co., Ltd.
- Isao Arai
- G01 - MEASURING TESTING
Information Patent Grant
Oscillator device and method for manufacturing the device
- Patent number 7,639,096
- Issue date Dec 29, 2009
- Citizen Holdings Co., Ltd.
- Tomoo Ikeda
- G01 - MEASURING TESTING
Information Patent Grant
Disk drive
- Patent number 6,747,844
- Issue date Jun 8, 2004
- Citizen Watch Company, Ltd.
- Isao Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Portable computer provided with removable battery pack
- Patent number 6,002,583
- Issue date Dec 14, 1999
- Citizen Watch Co., Ltd.
- Takahashi Shoji
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS TEMPERATURE SENSOR
- Publication number 20170016773
- Publication date Jan 19, 2017
- CITIZEN HOLDINGS CO., LTD.
- Isao ARAI
- G01 - MEASURING TESTING
Information Patent Application
PIEZOELECTRIC DEVICE
- Publication number 20110018399
- Publication date Jan 27, 2011
- CITIZEN HOLDINGS CO., LTD.
- Kazuo Murata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VIBRATION BODY FOR ANGULAR SPEED SENSOR
- Publication number 20090288486
- Publication date Nov 26, 2009
- CITIZEN HOLDINGS CO., LTD.
- Isao Arai
- G01 - MEASURING TESTING
Information Patent Application
Oscillator device and method for manufacturing the device
- Publication number 20070188045
- Publication date Aug 16, 2007
- Citizen Watch Co., Ltd.
- Tomoo Ikeda
- H03 - BASIC ELECTRONIC CIRCUITRY