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Toshiaki Narukawa
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Power supply and LED lamp device
Patent number
6,577,072
Issue date
Jun 10, 2003
Takion Co., Ltd.
Yutaka Saito
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Patent Grant
Electronic apparatus for being switched using piezoelectric element
Patent number
5,977,688
Issue date
Nov 2, 1999
Seiko Instruments R&D Center Inc.
Fumiyasu Utsunomiya
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Power supply and led lamp device
Publication number
20020158590
Publication date
Oct 31, 2002
Yutaka Saito
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...