Ryuji Nakagawa

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Naka-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Extra-fine copper alloy wire, extra-fine copper alloy twisted wire,...
- Patent number 8,143,517
- Issue date Mar 27, 2012
- Hitachi Cable, Ltd.
- Huang Detian
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Signal transmission cable and multi-wire cable
- Patent number 7,622,679
- Issue date Nov 24, 2009
- Hitachi Global, Ltd.
- Detian Huang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Extra-fine copper alloy wire, extra-fine copper alloy twisted wire,...
- Patent number 7,544,886
- Issue date Jun 9, 2009
- Hitachi Cable, Ltd.
- Huang Detian
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
EXTRA-FINE COPPER ALLOY WIRE, EXTRA-FINE COPPER ALLOY TWISTED WIRE,...
- Publication number 20090223713
- Publication date Sep 10, 2009
- Hitachi Cable, Ltd.
- Huang Detian
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Signal transmission cable and multi-wire cable
- Publication number 20080314613
- Publication date Dec 25, 2008
- HITACHI CABLE FINE-TECH, LTD.
- Detian Huang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Extra-fine copper alloy wire, extra-fine copper alloy twisted wire,...
- Publication number 20070187134
- Publication date Aug 16, 2007
- Hitachi Cable, Ltd.
- Huang Detian
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...