Akiko Katoh

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing crystal oscillator
- Patent number 8,663,487
- Issue date Mar 4, 2014
- Citizen Holdings Co., Ltd.
- Akiko Katoh
- G01 - MEASURING TESTING
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
Crystal oscillator piece and method for manufacturing the same
- Patent number 8,460,561
- Issue date Jun 11, 2013
- Citizen Holdings Co., Ltd.
- Akiko Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Crystal oscillator piece and method for manufacturing the same
- Patent number 8,347,469
- Issue date Jan 8, 2013
- Citizen Holdings Co., Ltd.
- Akiko Katoh
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING CRYSTAL OSCILLATOR
- Publication number 20110163063
- Publication date Jul 7, 2011
- CITIZEN HOLDINGS CO., LTD.
- Akiko Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY
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
CRYSTAL OSCILLATOR PIECE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20100200543
- Publication date Aug 12, 2010
- CITIZEN HOLDINGS CO., LTD.
- Akiko Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CRYSTAL OSCILLATOR PIECE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20100084948
- Publication date Apr 8, 2010
- Akiko Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY