Kazuhiro Kitagawa

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Battery and electronic apparatus
- Patent number 8,409,748
- Issue date Apr 2, 2013
- Sony Corporation
- Hideki Hagiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic apparatus with secure battery inserting and removing ope...
- Patent number 7,700,224
- Issue date Apr 20, 2010
- Sony Corporation
- Tomohiro Tsumura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Battery and Electronic Apparatus
- Publication number 20080096100
- Publication date Apr 24, 2008
- Hideki Hagiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electronic apparatus and battery
- Publication number 20060134513
- Publication date Jun 22, 2006
- Sony Corporation
- Tomohiro Tsumura
- H01 - BASIC ELECTRIC ELEMENTS