by push-pull method

Industry

CPC
G11B7/0912

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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

G11B7/0912by push-pull method

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup and optical recording and reproducing device
- Patent number 9,361,927
- Issue date Jun 7, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Jun-ichi Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 9,153,271
- Issue date Oct 6, 2015
- Renesas Electronics Corporation
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 8,780,680
- Issue date Jul 15, 2014
- Renesas Electronics Corporation
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc apparatus, method of controlling the same, and informa...
- Patent number 8,520,480
- Issue date Aug 27, 2013
- Sony Corporation
- Toshimasa Aoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical read/write apparatus
- Patent number 8,451,700
- Issue date May 28, 2013
- Panasonic Corporation
- Yasushi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc unit
- Patent number 8,331,207
- Issue date Dec 11, 2012
- Hitachi Media Electronics Co., Ltd.
- Katsuhiko Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 8,310,910
- Issue date Nov 13, 2012
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc apparatus using same
- Patent number 8,270,281
- Issue date Sep 18, 2012
- Hitachi Media Electronics Co., Ltd.
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc device
- Patent number 8,228,778
- Issue date Jul 24, 2012
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic power control system for optical disc drive and method th...
- Patent number 8,149,146
- Issue date Apr 3, 2012
- Mediatek Inc.
- Bing-Yu Hsieh
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and optical disc apparatus
- Patent number 8,121,013
- Issue date Feb 21, 2012
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic power control system for optical disc drive and method th...
- Patent number 8,115,661
- Issue date Feb 14, 2012
- Mediatek Inc.
- Gwo-Huei Wu
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus for use on a multi-layered optical informa...
- Patent number 8,107,348
- Issue date Jan 31, 2012
- Hitachi Media Electronics Co., Ltd.
- Shigeharu Kimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 7,995,431
- Issue date Aug 9, 2011
- Renesas Electronics Corporation
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus, focal-point adjusting method, and optical...
- Patent number 7,990,835
- Issue date Aug 2, 2011
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus, focal-point adjusting method, and optical...
- Patent number 7,990,836
- Issue date Aug 2, 2011
- Sanyo Electric Co., LTD
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical integrated device, method for detecting light, optical pick...
- Patent number 7,986,593
- Issue date Jul 26, 2011
- Sony Corporation
- Takashi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 7,974,172
- Issue date Jul 5, 2011
- Sanyo Electric Co., LTD
- Kiyotaka Eizumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus
- Patent number 7,965,594
- Issue date Jun 21, 2011
- Hitachi Media Electronics Co., Ltd.
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical data storage medium, apparatus and method for scanning such...
- Patent number 7,965,617
- Issue date Jun 21, 2011
- Koninklijke Philips Electronics N.V.
- Johannes Gerardus Fredericus Kablau
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 7,952,977
- Issue date May 31, 2011
- Sharp Kabushiki Kaisha
- Kazunori Matsubara
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic power control system for optical disc drive and method th...
- Patent number 7,948,409
- Issue date May 24, 2011
- Mediatek Inc.
- Gwo-Huei Wu
- G11 - INFORMATION STORAGE
Information Patent Grant
Optimizing focus point for optical disc
- Patent number 7,920,446
- Issue date Apr 5, 2011
- LSI Corporation
- Ainobu Yoshimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk unit
- Patent number 7,911,890
- Issue date Mar 22, 2011
- Panasonic Corporation
- Akihiro Arai
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic power control system for optical disc drive and method th...
- Patent number 7,903,006
- Issue date Mar 8, 2011
- Mediatek Inc.
- Bing-Yu Hsieh
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 7,859,976
- Issue date Dec 28, 2010
- Victor Company of Japan, Limited
- Takayoshi Hiraga
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device, optical recording/reproducing apparatus and...
- Patent number 7,826,317
- Issue date Nov 2, 2010
- Sony Corporation
- Tsutomu Ishimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and beam splitter
- Patent number 7,817,509
- Issue date Oct 19, 2010
- Sharp Kabushiki Kaisha
- Shinzoh Murakami
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head device and optical information processor
- Patent number 7,787,347
- Issue date Aug 31, 2010
- Panasonic Corporation
- Tatsuo Itoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Optimizing focus point for optical disc
- Patent number 7,633,840
- Issue date Dec 15, 2009
- LSI Corporation
- Ainobu Yoshimoto
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20140286148
- Publication date Sep 25, 2014
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20130107685
- Publication date May 2, 2013
- SONY CORPORATION
- Kazuhiko Nemoto
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL READ/WRITE APPARATUS
- Publication number 20130083641
- Publication date Apr 4, 2013
- PANASONIC CORPORATION
- Yasushi KOBAYASHI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP
- Publication number 20120051204
- Publication date Mar 1, 2012
- Hitachi Media Electronics Co., Ltd.
- Kunikazu OHNISHI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20110255386
- Publication date Oct 20, 2011
- RENESAS ELECTRONICS CORPORATION
- Yoshimi ISO
- G11 - INFORMATION STORAGE
Information Patent Application
Automatic Power Control System for Optical Disc Drive and Method Th...
- Publication number 20110188363
- Publication date Aug 4, 2011
- MEDIATEK INC.
- Gwo-Huei Wu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS USING SAME
- Publication number 20110182165
- Publication date Jul 28, 2011
- TOSHITERU NAKAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
Automatic Power Control System for Optical Disc Drive and Method Th...
- Publication number 20110122747
- Publication date May 26, 2011
- MEDIATEK INC.
- Bing-Yu Hsieh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20110075544
- Publication date Mar 31, 2011
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP AND OPTICAL DISC APPARATUS
- Publication number 20100322047
- Publication date Dec 23, 2010
- Toshiteru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISC DEVICE
- Publication number 20100271926
- Publication date Oct 28, 2010
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL INTEGRATED DEVICE, METHOD FOR DETECTING LIGHT, OPTICAL PICK...
- Publication number 20100149956
- Publication date Jun 17, 2010
- SONY CORPORATION
- Takashi Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS AND OPTICAL DISC APPARATUS
- Publication number 20100080106
- Publication date Apr 1, 2010
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTIMIZING FOCUS POINT FOR OPTICAL DISC
- Publication number 20100080093
- Publication date Apr 1, 2010
- AINOBU YOSHIMOTO
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Pickup Apparatus
- Publication number 20100067350
- Publication date Mar 18, 2010
- Sanyo Electric Co., Ltd.
- Kiyotaka Eizumi
- G11 - INFORMATION STORAGE
Information Patent Application
AUTOMATIC POWER CONTROL SYSTEM FOR OPTICAL DISC DRIVE AND METHOD TH...
- Publication number 20100039908
- Publication date Feb 18, 2010
- MEDIATEK INC.
- Gwo-Huei Wu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPTICAL PICKUP APPARATUS, FOCAL-POINT ADJUSTING METHOD, AND OPTICAL...
- Publication number 20100027405
- Publication date Feb 4, 2010
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS, FOCAL-POINT ADJUSTING METHOD, AND OPTICAL...
- Publication number 20100027386
- Publication date Feb 4, 2010
- SANYO ELECTRIC CO., LTD.
- Kenji Nagatomi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20090310468
- Publication date Dec 17, 2009
- Hitachi Media Electronics Co., Ltd.
- Shigeharu KIMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC APPARATUS, METHOD OF CONTROLLING THE SAME, AND INFORMA...
- Publication number 20090290466
- Publication date Nov 26, 2009
- Sony Computer Entertainment Inc.
- Toshimasa AOKI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20090213705
- Publication date Aug 27, 2009
- Yoshimi Iso
- G11 - INFORMATION STORAGE
Information Patent Application
AUTOMATIC POWER CONTROL SYSTEM FOR OPTICAL DISC DRIVE AND METHOD TH...
- Publication number 20090073827
- Publication date Mar 19, 2009
- MEDIATEK INC.
- Bing-Yu Hsieh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
OPTICAL PICKUP DEVICE, OPTICAL RECORDING/REPRODUCING APPARATUS AND...
- Publication number 20090067302
- Publication date Mar 12, 2009
- SONY CORPORATION
- Tsutomu Ishimoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical head device and optical information processor
- Publication number 20090052304
- Publication date Feb 26, 2009
- Tatsuo Itoh
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK UNIT
- Publication number 20090010118
- Publication date Jan 8, 2009
- Akihiro Arai
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Data Storage Medium, Apparatus and Method for Scanning Such...
- Publication number 20080304400
- Publication date Dec 11, 2008
- Koninklijke Philips Electronics, N.V.
- Johannes Gerardus Fredericus Kablau
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC APPARATUS AND OPTICAL DISC APPARATUS CONTROL METHOD
- Publication number 20080298181
- Publication date Dec 4, 2008
- Kabushiki Kaisha Toshiba
- Masashi Ueno
- G11 - INFORMATION STORAGE
Information Patent Application
WRITABLE OPTICAL INFORMATION RECORDING MEDIUM, APPARATUS FOR REPROD...
- Publication number 20080239933
- Publication date Oct 2, 2008
- Samsung Electronics Co., Ltd.
- Young-min CHEONG
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS AND BEAM SPLITTER
- Publication number 20080232223
- Publication date Sep 25, 2008
- SHARP KABUSHIKI KAISHA
- Shinzoh MURAKAMI
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disc unit
- Publication number 20080219119
- Publication date Sep 11, 2008
- Hitachi Media Electronics Co., Ltd.
- Katsuhiko Izumi
- G11 - INFORMATION STORAGE

by push-pull method

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Optical pickup and optical recording and reproducing device

Optical disc device

Optical disc device

Optical disc apparatus, method of controlling the same, and informa...

Optical pickup device and optical read/write apparatus

Optical pickup and optical disc unit

Optical pickup device

Optical pickup device and optical disc apparatus using same

Optical pickup device and optical disc device

Automatic power control system for optical disc drive and method th...

Optical pickup apparatus and optical disc apparatus

Automatic power control system for optical disc drive and method th...

Optical pickup apparatus for use on a multi-layered optical informa...

Optical disc device

Optical pickup apparatus, focal-point adjusting method, and optical...

Optical pickup apparatus, focal-point adjusting method, and optical...

Optical integrated device, method for detecting light, optical pick...

Optical pickup apparatus

Optical pickup and optical disc apparatus

Optical data storage medium, apparatus and method for scanning such...

Optical pickup apparatus

Automatic power control system for optical disc drive and method th...

Optimizing focus point for optical disc

Optical disk unit

Automatic power control system for optical disc drive and method th...

Optical pickup device

Optical pickup device, optical recording/reproducing apparatus and...

Optical pickup apparatus and beam splitter

Optical head device and optical information processor

Optimizing focus point for optical disc

Patents Applicationslast 30 patents

OPTICAL DISC DEVICE

OPTICAL DISC DEVICE

OPTICAL PICKUP DEVICE AND OPTICAL READ/WRITE APPARATUS

OPTICAL PICKUP

OPTICAL DISC DEVICE

Automatic Power Control System for Optical Disc Drive and Method Th...

OPTICAL PICKUP DEVICE AND OPTICAL DISC APPARATUS USING SAME

Automatic Power Control System for Optical Disc Drive and Method Th...

OPTICAL PICKUP DEVICE

OPTICAL PICKUP AND OPTICAL DISC APPARATUS

OPTICAL PICKUP DEVICE AND OPTICAL DISC DEVICE

OPTICAL INTEGRATED DEVICE, METHOD FOR DETECTING LIGHT, OPTICAL PICK...

OPTICAL PICKUP APPARATUS AND OPTICAL DISC APPARATUS

OPTIMIZING FOCUS POINT FOR OPTICAL DISC

Optical Pickup Apparatus

AUTOMATIC POWER CONTROL SYSTEM FOR OPTICAL DISC DRIVE AND METHOD TH...

OPTICAL PICKUP APPARATUS, FOCAL-POINT ADJUSTING METHOD, AND OPTICAL...

OPTICAL PICKUP APPARATUS, FOCAL-POINT ADJUSTING METHOD, AND OPTICAL...

OPTICAL PICKUP APPARATUS

OPTICAL DISC APPARATUS, METHOD OF CONTROLLING THE SAME, AND INFORMA...

OPTICAL DISC DEVICE

AUTOMATIC POWER CONTROL SYSTEM FOR OPTICAL DISC DRIVE AND METHOD TH...

OPTICAL PICKUP DEVICE, OPTICAL RECORDING/REPRODUCING APPARATUS AND...

Optical head device and optical information processor

OPTICAL DISK UNIT

Optical Data Storage Medium, Apparatus and Method for Scanning Such...

OPTICAL DISC APPARATUS AND OPTICAL DISC APPARATUS CONTROL METHOD

WRITABLE OPTICAL INFORMATION RECORDING MEDIUM, APPARATUS FOR REPROD...

OPTICAL PICKUP APPARATUS AND BEAM SPLITTER

Optical pickup and optical disc unit