Toyoki Ito

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of treating the surface of copper and copper
- Patent number 7,588,835
- Issue date Sep 15, 2009
- Hitachi Chemical Company, Ltd.
- Tomoaki Yamashita
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for producing multilayer printed circuit board for wire bon...
- Patent number 5,879,568
- Issue date Mar 9, 1999
- Hitachi, Ltd.
- Naoyuki Urasaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method Of Treating The Surface Of Copper And Copper
- Publication number 20080096046
- Publication date Apr 24, 2008
- Tomoaki Yamashita
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...