Hiroshi Kanazawa

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Ichihara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and production process thereof
- Patent number 7,087,325
- Issue date Aug 8, 2006
- Showa Denko Kabushiki Kaisha
- Hiroshi Kanazawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium
- Patent number 6,255,006
- Issue date Jul 3, 2001
- Showa Denko Kabushiki Kaisha
- Kazunori Ohnami
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, non-magnetic alloy film and sputtering t...
- Patent number 6,174,598
- Issue date Jan 16, 2001
- Showa Denko Kabushiki Kaisha
- Mikio Suzuki
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Magnetic recording medium and non-magnetic alloy film
- Patent number 6,090,496
- Issue date Jul 18, 2000
- Showa Denko K.K.
- Hiroshi Kanazawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PERPENDICULAR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPR...
- Publication number 20100014191
- Publication date Jan 21, 2010
- SHOWA DENKO K.K.
- Hiroshi KANAZAWA
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC ALLOY FOR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING...
- Publication number 20080274378
- Publication date Nov 6, 2008
- SHOWA DENKO K.K.
- Takao Suzuki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Magnetic alloy, magnetic recording medium, and magnetic recording a...
- Publication number 20050109427
- Publication date May 26, 2005
- SHOWA DENKO K.K.
- Takao Suzuki
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Magnetic recording medium and production process thereof
- Publication number 20040050688
- Publication date Mar 18, 2004
- Showa Denko K.K.
- Hiroshi Kanazawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...