Keisuke Maruyama

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Koyu-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Loop antenna unit and radio communication medium processor
- Patent number 7,446,729
- Issue date Nov 4, 2008
- Matsushita Electric Industrial Co., Ltd.
- Keisuke Maruyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Antenna module
- Patent number 7,199,759
- Issue date Apr 3, 2007
- Matsushita Electric Industrial Co., Ltd.
- Toshiharu Noguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna module including a plurality of chip antennas
- Patent number 7,170,453
- Issue date Jan 30, 2007
- Matsushita Electric Industrial Co., Ltd.
- Toshiharu Noguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna module
- Patent number 7,088,291
- Issue date Aug 8, 2006
- Matsushita Electric Industrial Co., Ltd.
- Shuichiro Yamaguchi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Loop antenna unit and radio communication medium processor
- Publication number 20070139285
- Publication date Jun 21, 2007
- Matsushita Electric Industrial Co., Ltd.
- Keisuke Maruyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Antenna module
- Publication number 20050231429
- Publication date Oct 20, 2005
- Matsushita Electric Industrial Co., Ltd.
- Toshiharu Noguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Antenna module
- Publication number 20050184910
- Publication date Aug 25, 2005
- Matsushita Electric Industrial Co., Ltd.
- Shuichiro Yamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Antenna module
- Publication number 20050057430
- Publication date Mar 17, 2005
- Toshiharu Noguchi
- H01 - BASIC ELECTRIC ELEMENTS