provided with a special shape or structure for centering or eccentricity prevention

Industry

CPC
G11B7/24021

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B7/00Recording or reproducing by optical means

Current Industry

G11B7/24021provided with a special shape or structure for centering or eccentricity prevention

Industries

Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium and method of manufacturing the same
- Patent number 7,852,537
- Issue date Dec 14, 2010
- Kabushiki Kaisha Toshiba
- Akiko Hirao
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc manufacturing method
- Patent number 5,273,598
- Issue date Dec 28, 1993
- Hitachi Maxell, Ltd.
- Toshio Higasihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk
- Patent number 5,077,120
- Issue date Dec 31, 1991
- Pioneer Electronic Corporation
- Hiroshi Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing an optically readable disc record and disc...
- Patent number 4,795,511
- Issue date Jan 3, 1989
- U.S. Philips Corporation
- Henricus H. B. Wouters
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical recording disc
- Patent number 4,710,913
- Issue date Dec 1, 1987
- Hitachi Maxell, Ltd.
- Seiichi Matsushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium of air-sandwich structure
- Patent number 4,616,238
- Issue date Oct 7, 1986
- Fuji Photo Film Co., Ltd.
- Yoshio Tani
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of fabrication of a protected optical disk and a disk obtain...
- Patent number 4,564,932
- Issue date Jan 14, 1986
- Thomson-CSF
- Francois Lange
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical disc
- Patent number 4,503,531
- Issue date Mar 5, 1985
- Pioneer Electronic Corporation
- Hiroshi Kato
- B32 - LAYERED PRODUCTS
Information Patent Grant
Data recording medium and manufacturing method therefor
- Patent number 4,432,002
- Issue date Feb 14, 1984
- Tokyo Shibaura Denki Kabushiki Kaisha
- Hideo Ando
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME
- Publication number 20080254262
- Publication date Oct 16, 2008
- Kabushiki Kaisha Toshiba
- Akiko Hirao
- G11 - INFORMATION STORAGE
Information Patent Application
Holographic recording medium
- Publication number 20070146837
- Publication date Jun 28, 2007
- Hitachi Maxell, Ltd.
- Hiroshi Sakamoto
- G11 - INFORMATION STORAGE

provided with a special shape or structure for centering or eccentricity prevention

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical recording medium and method of manufacturing the same

Optical disc manufacturing method

Optical disk

Method of manufacturing an optically readable disc record and disc...

Optical recording disc

Information recording medium of air-sandwich structure

Method of fabrication of a protected optical disk and a disk obtain...

Optical disc

Data recording medium and manufacturing method therefor

Patents Applicationslast 30 patents

OPTICAL RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME

Holographic recording medium