Hiroaki Koyahara

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free solder, and paste solder composition
- Patent number 6,726,780
- Issue date Apr 27, 2004
- Tamura Kaken Corporation
- Takao Ono
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Lead-free solder, and paste solder composition
- Publication number 20030178101
- Publication date Sep 25, 2003
- Takao Ono
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR