Yoshimasa Kawabata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Waterproof switch apparatus for electronic device
- Patent number 5,258,592
- Issue date Nov 2, 1993
- Matsushita Electric Industrial Co., Ltd.
- Kenichi Nishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery holder for electronic apparatus
- Patent number 5,240,792
- Issue date Aug 31, 1993
- Matsushita Electric Industrial Co., Ltd.
- Yoshimasa Kawabata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display device for portable type electrical equipment
- Patent number 4,558,396
- Issue date Dec 10, 1985
- Matsushita Electric Industrial Co., Ltd.
- Yoshimasa Kawabata
- G02 - OPTICS