Hiroshi Okamoto

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Tottori-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Near-field communication antenna, antenna module and wireless commu...
- Patent number 9,692,130
- Issue date Jun 27, 2017
- Hitachi Metals, Ltd.
- Masaki Nakamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Antenna
- Patent number 9,559,421
- Issue date Jan 31, 2017
- Hitachi Metals, Ltd.
- Masaki Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
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

Patents Applicationslast 30 patents

Information Patent Application
NEAR-FIELD COMMUNICATION ANTENNA, ANTENNA MODULE AND WIRELESS COMMU...
- Publication number 20150070233
- Publication date Mar 12, 2015
- Hitachi Metals, Ltd.
- Masaki Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTENNA
- Publication number 20140168026
- Publication date Jun 19, 2014
- HITACHI METALS, LTD.
- Masaki Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information 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