Yuuko Kawaguchi

Person

Ibaraki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium and process for producing the same
- Patent number 7,539,121
- Issue date May 26, 2009
- Panasonic Corporation
- Morio Tomiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium having multiple magnetic layers
- Patent number 6,826,131
- Issue date Nov 30, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yuuko Kawaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium, and method and apparatus for prod...
- Patent number 6,747,919
- Issue date Jun 8, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yuuko Kawaguchi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical recording medium and process for producing the same
- Publication number 20070117046
- Publication date May 24, 2007
- Matsushita Electric Industrial Co., Ltd.
- Morio Tomiyama
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording medium and method for producing the same
- Publication number 20060044996
- Publication date Mar 2, 2006
- Yuuko Kawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of manufacturing master of optical information recording med...
- Publication number 20050130335
- Publication date Jun 16, 2005
- Eiichi Ito
- G11 - INFORMATION STORAGE
Information Patent Application
Fabrication method of stamper for optical information recording med...
- Publication number 20050063289
- Publication date Mar 24, 2005
- Morio Tomiyama
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing a master of an optical information recordi...
- Publication number 20050048248
- Publication date Mar 3, 2005
- Eiichi Ito
- G11 - INFORMATION STORAGE
Information Patent Application
Method for producing a master disk of a recording medium, method fo...
- Publication number 20050045587
- Publication date Mar 3, 2005
- Yuuko Kawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing stamper, stamper and optical recording medium
- Publication number 20050045481
- Publication date Mar 3, 2005
- Yuuko Kawaguchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Magneto-optical recording medium, and method and apparatus for prod...
- Publication number 20020196712
- Publication date Dec 26, 2002
- Matsushita Electric Industrial Co., Ltd.
- Yuuko Kawaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Magneto-optical recording medium and reproducing method
- Publication number 20020048226
- Publication date Apr 25, 2002
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuuko Kawaguchi
- G11 - INFORMATION STORAGE

Yuuko Kawaguchi

Person

Patents Grantslast 30 patents

Optical recording medium and process for producing the same

Magneto-optical recording medium having multiple magnetic layers

Magneto-optical recording medium, and method and apparatus for prod...

Patents Applicationslast 30 patents

Optical recording medium and process for producing the same

Optical recording medium and method for producing the same

Method of manufacturing master of optical information recording med...

Fabrication method of stamper for optical information recording med...

Method for manufacturing a master of an optical information recordi...

Method for producing a master disk of a recording medium, method fo...

Method for manufacturing stamper, stamper and optical recording medium

Magneto-optical recording medium, and method and apparatus for prod...

Magneto-optical recording medium and reproducing method