involving liquid crystal media

Industry

CPC
G11B7/00555

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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

G11B7/00555involving liquid crystal media

Industries

Patents Grantslast 30 patents

Information Patent Grant
Information recording device and data erasing method
- Patent number 10,643,650
- Issue date May 5, 2020
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Harumitsu Miyashita
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium
- Patent number 7,550,181
- Issue date Jun 23, 2009
- Dai Nippon Printing Co., Ltd.
- Hiroki Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Liquid crystal optical storage medium with gray scale
- Patent number 5,846,452
- Issue date Dec 8, 1998
- Alliant Techsystems Inc.
- Wayne M. Gibbons
- G02 - OPTICS
Information Patent Grant
Selectively alterable optical data memory
- Patent number 5,532,952
- Issue date Jul 2, 1996
- NEMATEL Dr, R. Eidenshink
- Markus Kreuzer
- G02 - OPTICS
Information Patent Grant
Liquid crystalline and infrared-sensitive liquid-crystalline polyes...
- Patent number 5,525,265
- Issue date Jun 11, 1996
- Akzo Nobel N.V.
- Paulus P. de Wit
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Encapsulated liquid crystal optical read/write storage medium and s...
- Patent number 5,319,481
- Issue date Jun 7, 1994
- Raychem Corporation
- James L. Fergason
- G11 - INFORMATION STORAGE
Information Patent Grant
Information memory medium and information recording/holding process...
- Patent number 5,316,806
- Issue date May 31, 1994
- Canon Kabushiki Kaisha
- Kazuo Yoshinaga
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Optical modulation device and method using modulation layer of heli...
- Patent number 5,272,552
- Issue date Dec 21, 1993
- Canon Kabushiki Kaisha
- Kazuo Yoshinaga
- G02 - OPTICS
Information Patent Grant
Polarization dependent writing and erasing process for organic opti...
- Patent number 5,251,197
- Issue date Oct 5, 1993
- Hoechst Celanses Corp.
- Hartmann F. Leube
- G11 - INFORMATION STORAGE
Information Patent Grant
Monomers and their use for the production of a laser-optical record...
- Patent number 5,212,027
- Issue date May 18, 1993
- BASF Aktiengesellschaft
- Karl-Heinz Etzbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Monomers and their use for the production of a laser-optical record...
- Patent number 5,187,298
- Issue date Feb 16, 1993
- BASF Aktiengesellschaft
- Kark-Heinz Etzbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Deposition of highly-oriented PTFE films and uses therefor
- Patent number 5,180,470
- Issue date Jan 19, 1993
- The Regents of the University of California
- Paul Smith
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Information recording medium
- Patent number 5,124,183
- Issue date Jun 23, 1992
- Victor Company of Japan, Ltd.
- Atsushi Nakano
- G02 - OPTICS
Information Patent Grant
Laser-optical writing and reading process using a thermally alterab...
- Patent number 5,097,463
- Issue date Mar 17, 1992
- BASF Aktiengesellschaft
- Gerhard Wagenblast
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of and apparatus for making optical storage devices
- Patent number 5,073,219
- Issue date Dec 17, 1991
- The General Electric Company, p.l.c.
- Ciaran B. McArdle
- G02 - OPTICS
Information Patent Grant
Image forming medium and image forming apparatus using same
- Patent number 5,059,000
- Issue date Oct 22, 1991
- Canon Kabushiki Kaisha
- Shuzo Kaneko
- G02 - OPTICS
Information Patent Grant
Process of aligning and realigning liquid crystal media
- Patent number 5,032,009
- Issue date Jul 16, 1991
- Hercules Incorporated
- Wayne M. Gibbons
- G02 - OPTICS
Information Patent Grant
Device for reversible optical data storage using polymeric liquid c...
- Patent number 5,024,784
- Issue date Jun 18, 1991
- Rohm GmbH Chemische Fabrik
- Manfred Eich
- G02 - OPTICS
Information Patent Grant
Optical recording medium
- Patent number 5,019,476
- Issue date May 28, 1991
- Olympus Optical Co., Ltd.
- Toshiyuki Kanno
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal electrooptic memory device
- Patent number 4,984,198
- Issue date Jan 8, 1991
- Tokyo University of Agriculture and Technology
- Shunsuke Kobayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Process of aligning and realigning liquid crystal media
- Patent number 4,974,941
- Issue date Dec 4, 1990
- Hercules Incorporated
- Wayne M. Gibbons
- G02 - OPTICS
Information Patent Grant
Recording with polymer liquid crystal recording medium
- Patent number 4,965,591
- Issue date Oct 23, 1990
- Canon Kabushiki Kaisha
- Yutaka Kurabayashi
- G02 - OPTICS
Information Patent Grant
Photorecording element and liquid crystal cell comprising the same
- Patent number 4,963,448
- Issue date Oct 16, 1990
- Agency of Industrial Science and Technology
- Kunihiro Ichimura
- G02 - OPTICS
Information Patent Grant
Apparatus for the reversible, optical storage of data
- Patent number 4,896,292
- Issue date Jan 23, 1990
- Rohm GmbH Chemische Fabrik
- Manfred Eich
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Information writing method for an optical disc memory system utiliz...
- Patent number 4,855,976
- Issue date Aug 8, 1989
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc memory system utilizing a smectic chiral liquid crystal
- Patent number 4,853,911
- Issue date Aug 1, 1989
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk memory system utilizing a chiral smectic liquid crystal
- Patent number 4,845,695
- Issue date Jul 4, 1989
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the reversible optical storage of data
- Patent number 4,837,745
- Issue date Jun 6, 1989
- Rohm GmbH Chemische Fabrik
- Manfred Eich
- G02 - OPTICS
Information Patent Grant
Reading system for use with optical disc memory system utilizing a...
- Patent number 4,835,751
- Issue date May 30, 1989
- Semiconductor Energy Laboratory, Ltd.
- Shunpei Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium having a liquid crystal layer
- Patent number 4,752,820
- Issue date Jun 21, 1988
- TDK Corporation
- Akihiko Kuroiwa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Data storage
- Publication number 20080187844
- Publication date Aug 7, 2008
- Swinburne University of Technology
- Min Gu
- G11 - INFORMATION STORAGE
Information Patent Application
Multi-stack information carrier
- Publication number 20060274633
- Publication date Dec 7, 2006
- Erwin Rinaldo Meinders
- G11 - INFORMATION STORAGE
Information Patent Application
Optimized medium with anisotropic dipole emission for fluorescent s...
- Publication number 20060087948
- Publication date Apr 27, 2006
- KONINKLIJKE PHILLIPS ELECTRONICS N.V.
- Marcello Leonardo Mario Balistreri
- G11 - INFORMATION STORAGE
Information Patent Application
Optical data storage
- Publication number 20050226130
- Publication date Oct 13, 2005
- Koninklijke Philips Electronics N.V.
- Emiel Peeters
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording medium
- Publication number 20040095517
- Publication date May 20, 2004
- Dai Nippon Printing Co., Ltd.
- Hiroki Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
Data storage
- Publication number 20040066728
- Publication date Apr 8, 2004
- Min Gu
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING MEDIUM
- Publication number 20030129326
- Publication date Jul 10, 2003
- HIROKI MAEDA
- G11 - INFORMATION STORAGE

involving liquid crystal media

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Information recording device and data erasing method

Information recording medium

Liquid crystal optical storage medium with gray scale

Selectively alterable optical data memory

Liquid crystalline and infrared-sensitive liquid-crystalline polyes...

Encapsulated liquid crystal optical read/write storage medium and s...

Information memory medium and information recording/holding process...

Optical modulation device and method using modulation layer of heli...

Polarization dependent writing and erasing process for organic opti...

Monomers and their use for the production of a laser-optical record...

Monomers and their use for the production of a laser-optical record...

Deposition of highly-oriented PTFE films and uses therefor

Information recording medium

Laser-optical writing and reading process using a thermally alterab...

Method of and apparatus for making optical storage devices

Image forming medium and image forming apparatus using same

Process of aligning and realigning liquid crystal media

Device for reversible optical data storage using polymeric liquid c...

Optical recording medium

Liquid crystal electrooptic memory device

Process of aligning and realigning liquid crystal media

Recording with polymer liquid crystal recording medium

Photorecording element and liquid crystal cell comprising the same

Apparatus for the reversible, optical storage of data

Information writing method for an optical disc memory system utiliz...

Optical disc memory system utilizing a smectic chiral liquid crystal

Optical disk memory system utilizing a chiral smectic liquid crystal

Process for the reversible optical storage of data

Reading system for use with optical disc memory system utilizing a...

Optical recording medium having a liquid crystal layer

Patents Applicationslast 30 patents

Data storage

Multi-stack information carrier

Optimized medium with anisotropic dipole emission for fluorescent s...

Optical data storage

Information recording medium

Data storage

INFORMATION RECORDING MEDIUM