Masahiko Haraguchi

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Chikushino-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power line communication apparatus, power line communication method...
- Patent number 8,537,819
- Issue date Sep 17, 2013
- Panasonic Corporation
- Hisao Koga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communicating apparatus and controlling method of thereof
- Patent number 8,027,271
- Issue date Sep 27, 2011
- Panasonic Corporation
- Masahiko Haraguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic apparatus
- Patent number 6,483,746
- Issue date Nov 19, 2002
- Matsushita Electronic Industrial Co., Ltd.
- Masahiko Haraguchi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
COMMUNICATING APPARATUS AND CONTROLLING METHOD OF THEREOF
- Publication number 20070280274
- Publication date Dec 6, 2007
- Matsushita Electric Industrial Co., Ltd.
- Masahiko HARAGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Power line communication apparatus, power line communication method...
- Publication number 20070115973
- Publication date May 24, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hisao Koga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for providing communication service
- Publication number 20030172136
- Publication date Sep 11, 2003
- Hiromi Katagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic apparatus
- Publication number 20010046157
- Publication date Nov 29, 2001
- Masahiko Haraguchi
- G11 - INFORMATION STORAGE