Masayoshi Fujishima

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free solder alloy, solder ball and electronic member, and lead...
- Patent number 8,562,906
- Issue date Oct 22, 2013
- Nippon Steel & Sumikin Materials Co., Ltd.
- Masamoto Tanaka
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LEAD-FREE SOLDER ALLOY, SOLDER BALL AND ELECTRONIC MEMBER, AND LEAD...
- Publication number 20090304545
- Publication date Dec 10, 2009
- Nippon Steel Materials Co., Ltd.
- Masamoto Tanaka
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR