Shin-ichiro Yokoyama

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Yasugi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semi-hard magnetic material and theft-prevention magnetic sensor us...
- Patent number 9,500,720
- Issue date Nov 22, 2016
- Hitachi Metals, Ltd.
- Masaru Fujiyoshi
- C21 - METALLURGY OF IRON
Information Patent Grant
Magnetic shielding material, magnetic shielding component, and magn...
- Patent number 8,157,929
- Issue date Apr 17, 2012
- Hitachi Metals, Ltd.
- Shin-ichiro Yokoyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Composite magnetic member, method of producing ferromagnetic portio...
- Patent number 6,255,005
- Issue date Jul 3, 2001
- Hitachi Metals, Ltd.
- Shin-ichiro Yokoyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Composite magnetic member excellent in corrosion resistance and met...
- Patent number 6,245,441
- Issue date Jun 12, 2001
- Hitachi Metals, Ltd.
- Shin-ichiro Yokoyama
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Fe-Al ALLOY PRODUCTION METHOD
- Publication number 20140374050
- Publication date Dec 25, 2014
- Hitachi Metals, Ltd.
- Masaru FUJlYOSHI
- C21 - METALLURGY OF IRON
Information Patent Application
SEMI-HARD MAGNETIC MATERIAL AND THEFT-PREVENTION MAGNETIC SENSOR US...
- Publication number 20140232385
- Publication date Aug 21, 2014
- Hitachi Metals, Ltd.
- Masaru Fujiyoshi
- C21 - METALLURGY OF IRON
Information Patent Application
MAGNETIC SHIELDING MATERIAL, MAGNETIC SHIELDING COMPONENT, AND MAGN...
- Publication number 20100047111
- Publication date Feb 25, 2010
- Hitachi Metals Ltd
- Shin-ichiro Yokoyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Heat Spreading Member And Manufacturing Method Thereof
- Publication number 20080118742
- Publication date May 22, 2008
- Hitachi Metals, Ltd.
- Shin-ichiro Yokoyama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...