Tomoaki Hioki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet shaped key top
- Patent number 6,576,856
- Issue date Jun 10, 2003
- Polymatech Co., Ltd.
- Nakajo Masaru
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Sheet shaped key top and manufacturing method thereof
- Publication number 20010023818
- Publication date Sep 27, 2001
- Nakajo Masaru
- H01 - BASIC ELECTRIC ELEMENTS