Kouji Otsubo

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Patents Grantslast 30 patents

Information Patent Grant
Method of replacing secondary battery
- Patent number 6,573,685
- Issue date Jun 3, 2003
- Matsushita Electric Industrial Co., Ltd.
- Toshiaki Nakanishi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Method of replacing secondary battery
- Publication number 20010035737
- Publication date Nov 1, 2001
- Matsushita Electric Industrial Co. Ltd.
- Toshiaki Nakanishi
- G01 - MEASURING TESTING