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Kenichi Kikuchi
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Solder material and electronic component
Patent number
10,507,552
Issue date
Dec 17, 2019
Nihon Dempa Kogyo Co., Ltd.
Toshimasa Tsuda
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Piezoelectric vibrating devices and methods for manufacturing same
Patent number
8,729,775
Issue date
May 20, 2014
Nihon Dempa Kogyo Co., Ltd.
Mitoshi Umeki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Piezoelectric vibrating pieces and devices, and methods for manufac...
Patent number
8,415,858
Issue date
Apr 9, 2013
Nihon Dempa Kogyo Co., Ltd.
Manabu Ishikawa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Angular velocity sensor and method of fabrication thereof
Patent number
7,456,555
Issue date
Nov 25, 2008
Nihon Dempa Kogyo Co., Ltd.
Hideryo Matsudo
G01 - MEASURING TESTING
Information
Patent Grant
Crystal unit
Patent number
7,129,624
Issue date
Oct 31, 2006
Nihon Dempa Kogyo Co., Ltd.
Mitoshi Umeki
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
PIEZOELECTRIC DEVICE
Publication number
20170345993
Publication date
Nov 30, 2017
NIHON DEMPA KOGYO CO., LTD.
KENICHI KIKUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20170288123
Publication date
Oct 5, 2017
NIHON DEMPA KOGYO CO., LTD.
Makoto HATANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SOLDER MATERIAL AND ELECTRONIC COMPONENT
Publication number
20160226466
Publication date
Aug 4, 2016
NIHON DEMPA KOGYO CO., LTD.
TOSHIMASA TSUDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SURFACE MOUNTING QUARTZ CRYSTAL UNIT AND METHOD OF FABRICATING THE...
Publication number
20150155849
Publication date
Jun 4, 2015
NIHON DEMPA KOGYO CO., LTD.
KENICHI KIKUCHI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PIEZOELECTRIC VIBRATING DEVICES AND METHODS FOR MANUFACTURING SAME
Publication number
20110316390
Publication date
Dec 29, 2011
Nihon Dempa Kogyo Co., Ltd.
Mitoshi Umeki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PIEZOELECTRIC VIBRATING PIECES AND DEVICES, AND METHODS FOR MANUFAC...
Publication number
20110227457
Publication date
Sep 22, 2011
Nihon Dempa Kogyo Co., Ltd.
Manabu Ishikawa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PIEZOELECTRIC DEVICE AND MANUFACTURING METHOD THEREOF
Publication number
20110204753
Publication date
Aug 25, 2011
NIHON DEMPA KOGYO CO., LTD.
KENICHI KIKUCHI
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Angular velocity sensor and method of fabrication thereof
Publication number
20060162449
Publication date
Jul 27, 2006
Hideryo Matsudo
G01 - MEASURING TESTING
Information
Patent Application
Crystal unit
Publication number
20050151450
Publication date
Jul 14, 2005
Mitoshi Umeki
H03 - BASIC ELECTRONIC CIRCUITRY