Eiichi Koga

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Neyagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positive temperature coefficient thermistor and fabrication method...
- Patent number 5,815,063
- Issue date Sep 29, 1998
- Matsushita Electric Industrial Co., Ltd.
- Yasushi Goto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES