Direct overwriting

Industry

CPC
G11B11/10519

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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B11/00Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00 Record carriers therefor

Current Industry

G11B11/10519Direct overwriting

Industries

Patents Grantslast 30 patents

Information Patent Grant
Erasable WORM optical disk and method of writing thereto multiple t...
- Patent number 6,377,526
- Issue date Apr 23, 2002
- Plasmon IDE, Inc.
- Richard C. Vining
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium
- Patent number 6,200,673
- Issue date Mar 13, 2001
- Hitachi, Ltd.
- Harukazu Miyamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetooptical recording medium allowing overwriting with two or mo...
- Patent number 6,028,824
- Issue date Feb 22, 2000
- Canon Kabushiki Kaisha
- Yoichi Osato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disk drive supporting a direct-over-write operation...
- Patent number 5,956,295
- Issue date Sep 21, 1999
- Fujitsu Limited
- Teruji Yamakawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium with multiple magnetic layers and...
- Patent number 5,936,916
- Issue date Aug 10, 1999
- Sharp Kabushiki Kaisha
- Junichiro Nakayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium with multiple magnetic layers
- Patent number 5,787,056
- Issue date Jul 28, 1998
- Sharp Kabushiki Kaisha
- Junichiro Nakayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetooptical recording medium allowing overwriting with two or mo...
- Patent number 5,783,300
- Issue date Jul 21, 1998
- Canon Kabushiki Kaisha
- Yoichi Osato
- G11 - INFORMATION STORAGE
Information Patent Grant
Overwritable magnetooptical recording method in which the recording...
- Patent number 5,751,669
- Issue date May 12, 1998
- Canon Kabushiki Kaisha
- Tsutomu Shiratori
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording method and control
- Patent number 5,684,765
- Issue date Nov 4, 1997
- Nikon Corporation
- Hiroyuki Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Overwritable optomagnetic recording method and medium having a laye...
- Patent number 5,679,474
- Issue date Oct 21, 1997
- Canon Kabushiki Kaisha
- Tsutomu Shiratori
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproducing apparatus for magneto-optical recording device
- Patent number 5,680,373
- Issue date Oct 21, 1997
- Nikon Corporation
- Masatoshi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
File management with erasure mode indicating logical erasure of fil...
- Patent number 5,659,745
- Issue date Aug 19, 1997
- Canon Kabushiki Kaisha
- Masato Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magneto-optical disk
- Patent number 5,654,058
- Issue date Aug 5, 1997
- Hitachi, Ltd.
- Fumiyoshi Kirino
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetooptical recording method for overwriting information on a re...
- Patent number 5,652,738
- Issue date Jul 29, 1997
- Canon Kabushiki Kaisha
- Yoichi Osato
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording method and disk including initialization of recording tra...
- Patent number 5,646,930
- Issue date Jul 8, 1997
- Matsushita Electric Industrial Co., Ltd.
- Shigeru Furumiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Overwritable optical recording medium and recording method of the same
- Patent number 5,625,388
- Issue date Apr 29, 1997
- Hitachi, Ltd.
- Takeshi Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium and magneto-optical recording appa...
- Patent number 5,615,180
- Issue date Mar 25, 1997
- Sharp Kabushiki Kaisha
- Michinobu Mieda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording device capable of reducing thermal interf...
- Patent number 5,602,806
- Issue date Feb 11, 1997
- International Business Machines Corporation
- Patrick C. Arnett
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetooptical recording method and apparatus using multi-layered m...
- Patent number 5,539,709
- Issue date Jul 23, 1996
- Nikon Corporation
- Masatoshi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing a magnetooptical recording medium
- Patent number 5,525,378
- Issue date Jun 11, 1996
- Canon Kabushiki Kaisha
- Yoichi Osato
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording method and apparatus for determining whether...
- Patent number 5,485,433
- Issue date Jan 16, 1996
- Canon Kabushiki Kaisha
- Seiichiro Satomura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetooptical recording medium allowing overwriting with two or mo...
- Patent number 5,481,410
- Issue date Jan 2, 1996
- Canon Kabushiki Kaisha
- Yoichi Osato
- G11 - INFORMATION STORAGE
Information Patent Grant
Overwrite capable magnetooptial recording apparatus
- Patent number 5,475,657
- Issue date Dec 12, 1995
- Nikon Corporation
- Masatoshi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Double-layer magneto-optical recording method without using an init...
- Patent number 5,461,595
- Issue date Oct 24, 1995
- Ricoh Company, Ltd.
- Hajime Machida
- G11 - INFORMATION STORAGE
Information Patent Grant
Multilayered magnetooptical recording medium
- Patent number 5,458,987
- Issue date Oct 17, 1995
- Nikon Corporation
- Masatoshi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical reproducing method
- Patent number 5,440,531
- Issue date Aug 8, 1995
- Nikon Corporation
- Masatoshi Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of magneto-optical recording and overwriting
- Patent number 5,420,836
- Issue date May 30, 1995
- Ricoh Company, Ltd.
- Hajime Machida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording method of overwriting without requiring a...
- Patent number 5,402,408
- Issue date Mar 28, 1995
- Sharp Kabushiki Kaisha
- Junji Hirokane
- G11 - INFORMATION STORAGE
Information Patent Grant
Directly overwrite information by using two radiation beams onto a...
- Patent number 5,381,390
- Issue date Jan 10, 1995
- Eastman Kodak Company
- Charles F. Brucker
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermomagnetic recording method using a recording light power modul...
- Patent number 5,379,275
- Issue date Jan 3, 1995
- Sony Corporation
- Masahiko Kaneko
- G11 - INFORMATION STORAGE

Direct overwriting

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Erasable WORM optical disk and method of writing thereto multiple t...

Magneto-optical recording medium

Magnetooptical recording medium allowing overwriting with two or mo...

Magneto-optical disk drive supporting a direct-over-write operation...

Magneto-optical recording medium with multiple magnetic layers and...

Magneto-optical recording medium with multiple magnetic layers

Magnetooptical recording medium allowing overwriting with two or mo...

Overwritable magnetooptical recording method in which the recording...

Optical recording method and control

Overwritable optomagnetic recording method and medium having a laye...

Reproducing apparatus for magneto-optical recording device

File management with erasure mode indicating logical erasure of fil...

Magneto-optical disk

Magnetooptical recording method for overwriting information on a re...

Recording method and disk including initialization of recording tra...

Overwritable optical recording medium and recording method of the same

Magneto-optical recording medium and magneto-optical recording appa...

Magneto-optical recording device capable of reducing thermal interf...

Magnetooptical recording method and apparatus using multi-layered m...

Method for producing a magnetooptical recording medium

Information recording method and apparatus for determining whether...

Magnetooptical recording medium allowing overwriting with two or mo...

Overwrite capable magnetooptial recording apparatus

Double-layer magneto-optical recording method without using an init...

Multilayered magnetooptical recording medium

Magneto-optical reproducing method

Method of magneto-optical recording and overwriting

Magneto-optical recording method of overwriting without requiring a...

Directly overwrite information by using two radiation beams onto a...

Thermomagnetic recording method using a recording light power modul...