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Minoru Ishihara
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Kawagoe, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric vibrator
Patent number
7,352,117
Issue date
Apr 1, 2008
Nihon Dempa Kogyo Co., Ltd.
Shingo Kawanishi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Tuning fork-type crystal vibrator
Patent number
6,949,870
Issue date
Sep 27, 2005
Nihon Dempa Kogyo Co., Ltd.
Kozo Ono
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Tuning fork type crystal unit and bar type crystal unit
Patent number
6,930,440
Issue date
Aug 16, 2005
Nihon Dempa Kogyo Co., Ltd.
Akio Chiba
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Angular velocity sensor and process for manufacturing the same
Patent number
6,532,817
Issue date
Mar 18, 2003
Matsushita Electric Industrial Co., Ltd.
Junichi Yukawa
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Piezoelectric vibrator
Publication number
20060186768
Publication date
Aug 24, 2006
Shingo Kawanishi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Tuning fork-type crystal vibrator
Publication number
20050116587
Publication date
Jun 2, 2005
Kozo Ono
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Tuning fork type crystal unit and bar type crystal unit
Publication number
20040085004
Publication date
May 6, 2004
Nihon Dempa Kogyo Co., Ltd.
Akio Chiba
H03 - BASIC ELECTRONIC CIRCUITRY