Junko Yamamoto

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Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Small antenna
- Patent number 4,701,763
- Issue date Oct 20, 1987
- Matsushita Electric Industrial Co., Ltd.
- Junko Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Small antenna
- Patent number 4,700,194
- Issue date Oct 13, 1987
- Matsushita Electric Industrial Co., Ltd.
- Koichi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS