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Hiroto Ideno
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Tottori-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Frequency-variable antenna circuit, antenna device constituting it,...
Patent number
9,252,494
Issue date
Feb 2, 2016
Hitachi Metals, Ltd.
Kenji Hayashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Antenna device and multi-band type wireless communication apparatus...
Patent number
7,679,569
Issue date
Mar 16, 2010
Hitachi Metals, Ltd.
Yasunori Takaki
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
FREQUENCY-VARIABLE ANTENNA CIRCUIT, ANTENNA DEVICE CONSTITUTING IT,...
Publication number
20120146865
Publication date
Jun 14, 2012
Hitachi Metals, Ltd.
Kenji Hayashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Antenna device and multi-band type wireless communication apparatus...
Publication number
20070290944
Publication date
Dec 20, 2007
Hitachi Metals, Ltd.
Yasunori Takaki
H01 - BASIC ELECTRIC ELEMENTS