Takagi Yuji

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical disc apparatus and optical disc in which user data is recor...
- Patent number 10,521,297
- Issue date Dec 31, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kohei Nakata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical disc apparatus for recording and reproducing data onto and...
- Patent number 10,223,202
- Issue date Mar 5, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kohei Nakata
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Decoding system and decoding method
- Patent number 9,496,985
- Issue date Nov 15, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Tsuyoshi Nakasendo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Decoding device and decoding method
- Patent number 9,177,596
- Issue date Nov 3, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Kohei Nakata
- G11 - INFORMATION STORAGE
Information Patent Grant
Decoding device and decoding method
- Patent number 9,063,871
- Issue date Jun 23, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Tsuyoshi Nakasendo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device, optical disk control method, and integrated ci...
- Patent number 8,619,527
- Issue date Dec 31, 2013
- Panasonic Corporation
- Nakasendo Tsuyoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc recording device and recording signal generating device
- Patent number 8,363,529
- Issue date Jan 29, 2013
- Panasonic Corporation
- Toyoji Gushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc recording apparatus, optical disc recording circuit an...
- Patent number 8,351,312
- Issue date Jan 8, 2013
- Panasonic Corporation
- Masaru Yamaoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk-shaped record medium and producing method for same, disk recor...
- Patent number 8,305,856
- Issue date Nov 6, 2012
- Sony Corporation
- Shoei Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording device, information reproducing device, and i...
- Patent number 8,254,233
- Issue date Aug 28, 2012
- Panasonic Corporation
- Masaru Yamaoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk reproduction apparatus, optical disk reproduction meth...
- Patent number 8,250,415
- Issue date Aug 21, 2012
- Panasonic Corporation
- Masaru Yamaoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording method, recording medium and reproduction apparatus
- Patent number 7,653,866
- Issue date Jan 26, 2010
- Panasonic Corporation
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording method, recording medium and reproduction apparatus
- Patent number 7,493,546
- Issue date Feb 17, 2009
- Panasonic Corporation
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording method, recording medium and reproduction apparatus
- Patent number 7,284,180
- Issue date Oct 16, 2007
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording method, recording medium and reproduction apparatus
- Patent number 7,281,191
- Issue date Oct 9, 2007
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Playback method, playback control circuit and playback apparatus fo...
- Patent number 7,277,368
- Issue date Oct 2, 2007
- Matsushita Electric Industrial Co., Ltd.
- Toyoji Gushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording method, recording medium and reproduction apparatus
- Patent number 7,272,772
- Issue date Sep 18, 2007
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and circuit for error correction, error correction encoding,...
- Patent number 7,178,088
- Issue date Feb 13, 2007
- Matsushita Electric Industrial Co., Ltd.
- Yuichi Hashimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data recording method, recording medium and reproduction apparatus
- Patent number 7,111,222
- Issue date Sep 19, 2006
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Simultaneous recording and reproduction apparatus and simultaneous...
- Patent number 7,095,688
- Issue date Aug 22, 2006
- Satoshi Kondo
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording defect substitution method for a disc-shaped recording me...
- Patent number RE39163
- Issue date Jul 11, 2006
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Multi-layered optical disk and method of detecting a track
- Patent number 6,985,427
- Issue date Jan 10, 2006
- Matsushita Electric Industrial Co., Ltd.
- Isao Satoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of retrieving information with layer identification data fro...
- Patent number 6,958,971
- Issue date Oct 25, 2005
- Matsushita Electric Industrial Co., Ltd.
- Isao Satoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk, optical disk recording and reproducing apparatus, met...
- Patent number 6,938,162
- Issue date Aug 30, 2005
- Matsushita Electric Industrial Co., Ltd.
- Takahiro Nagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording defect substitution method of a disc-shaped recording med...
- Patent number RE38706
- Issue date Feb 22, 2005
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Method for substituting defective recording of discoid recording me...
- Patent number RE38611
- Issue date Oct 5, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Multi-layered optical disk with shifted track and layer identificat...
- Patent number 6,728,195
- Issue date Apr 27, 2004
- Matsushita Electric Industrial Co., Ltd.
- Isao Satoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Simultaneous recording and reproduction apparatus and simultaneous...
- Patent number 6,678,227
- Issue date Jan 13, 2004
- Matsushita Electric Industrial Co., Ltd.
- Satoshi Kondo
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for adjusting control operation in an optical disc recording...
- Patent number 6,567,350
- Issue date May 20, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording defect substitution method for a disc-shaped recording me...
- Patent number 6,549,499
- Issue date Apr 15, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yuji Takagi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DISC APPARATUS AND OPTICAL DISC PROVIDED WITH QUALITY ESTIM...
- Publication number 20180129566
- Publication date May 10, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- Kohei NAKATA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL DISC APPARATUS AND OPTICAL DISC PROVIDED WITH QUALITY ESTIM...
- Publication number 20170262338
- Publication date Sep 14, 2017
- Panasonic Intellectual Property Management Co., Ltd.
- Kohei NAKATA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DECODING DEVICE AND DECODING METHOD
- Publication number 20140334282
- Publication date Nov 13, 2014
- Kohei Nakata
- G11 - INFORMATION STORAGE
Information Patent Application
STORAGE DEVICE AND STORAGE METHOD
- Publication number 20140198629
- Publication date Jul 17, 2014
- PANASONIC CORPORATION
- Yuji Takagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DECODING SYSTEM AND DECODING METHOD
- Publication number 20140126657
- Publication date May 8, 2014
- PANASONIC CORPORATION
- Tsuyoshi Nakasendo
- G11 - INFORMATION STORAGE
Information Patent Application
DECODING DEVICE AND DECODING METHOD
- Publication number 20140053044
- Publication date Feb 20, 2014
- PANASONIC CORPORATION
- Tsuyoshi Nakasendo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL DISK REPRODUCTION APPARATUS, OPTICAL DISK REPRODUCTION METH...
- Publication number 20120096326
- Publication date Apr 19, 2012
- Masaru Yamaoka
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC RECORDING DEVICE AND RECORDING SIGNAL GENERATING DEVICE
- Publication number 20120082018
- Publication date Apr 5, 2012
- Toyoji Gushima
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK DEVICE, OPTICAL DISK CONTROL METHOD, AND INTEGRATED CI...
- Publication number 20110299371
- Publication date Dec 8, 2011
- Tsuyoshi Nakasendo
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC RECORDING APPARATUS, OPTICAL DISC RECORDING CIRCUIT AN...
- Publication number 20110007616
- Publication date Jan 13, 2011
- Masaru Yamaoka
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING DEVICE, INFORMATION REPRODUCING DEVICE, AND I...
- Publication number 20110004891
- Publication date Jan 6, 2011
- Masaru Yamaoka
- G11 - INFORMATION STORAGE
Information Patent Application
TWO-DIMENSIONAL ENCODER, HOLOGRAPHIC MEMORY DEVICE AND HOLOGRAPHIC...
- Publication number 20100188721
- Publication date Jul 29, 2010
- Yuji Takagi
- G11 - INFORMATION STORAGE
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20100131821
- Publication date May 27, 2010
- PANASONIC CORPORATION
- Yuji TAKAGI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DISK-SHAPED RECORD MEDIUM AND PRODUCING METHOD FOR SAME, DISK RECOR...
- Publication number 20090034383
- Publication date Feb 5, 2009
- Shoei Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING AND REPRODUCING APPARATUS, MET...
- Publication number 20080310292
- Publication date Dec 18, 2008
- Takahiro Nagai
- G11 - INFORMATION STORAGE
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20080065950
- Publication date Mar 13, 2008
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20080065949
- Publication date Mar 13, 2008
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20080065951
- Publication date Mar 13, 2008
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20070300124
- Publication date Dec 27, 2007
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20070300122
- Publication date Dec 27, 2007
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20060236193
- Publication date Oct 19, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS
- Publication number 20060206782
- Publication date Sep 14, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Data recording method, recording medium and reproduction apparatus
- Publication number 20060184857
- Publication date Aug 17, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Optical disk, optical disk recording and reproducing apparatus, met...
- Publication number 20050185547
- Publication date Aug 25, 2005
- Takahiro Nagai
- G11 - INFORMATION STORAGE
Information Patent Application
Data recording method, recording medium and reproduction apparatus
- Publication number 20040257900
- Publication date Dec 23, 2004
- Yuji Takagi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and circuit for error correction, error correction encoding,...
- Publication number 20040225946
- Publication date Nov 11, 2004
- Yuichi Hashimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multi-layered optical disk and method of detecting a track
- Publication number 20040170113
- Publication date Sep 2, 2004
- Isao Satoh
- G11 - INFORMATION STORAGE
Information Patent Application
Method of retrieving information with layer identification data fro...
- Publication number 20040170112
- Publication date Sep 2, 2004
- Isao Satoh
- G11 - INFORMATION STORAGE
Information Patent Application
Playback method, playback control circuit and playback apparatus fo...
- Publication number 20040136288
- Publication date Jul 15, 2004
- Matsushita Electric Industrial, Co., Ltd.
- Toyoji Gushima
- G11 - INFORMATION STORAGE
Information Patent Application
Simultaneous recording and reproduction apparatus and simultaneous...
- Publication number 20040037187
- Publication date Feb 26, 2004
- Satoshi Kondo
- G11 - INFORMATION STORAGE

Takagi Yuji

Person

Patents Grantslast 30 patents

Optical disc apparatus and optical disc in which user data is recor...

Optical disc apparatus for recording and reproducing data onto and...

Decoding system and decoding method

Decoding device and decoding method

Decoding device and decoding method

Optical disk device, optical disk control method, and integrated ci...

Optical disc recording device and recording signal generating device

Optical disc recording apparatus, optical disc recording circuit an...

Disk-shaped record medium and producing method for same, disk recor...

Information recording device, information reproducing device, and i...

Optical disk reproduction apparatus, optical disk reproduction meth...

Data recording method, recording medium and reproduction apparatus

Data recording method, recording medium and reproduction apparatus

Data recording method, recording medium and reproduction apparatus

Data recording method, recording medium and reproduction apparatus

Playback method, playback control circuit and playback apparatus fo...

Data recording method, recording medium and reproduction apparatus

Method and circuit for error correction, error correction encoding,...

Data recording method, recording medium and reproduction apparatus

Simultaneous recording and reproduction apparatus and simultaneous...

Recording defect substitution method for a disc-shaped recording me...

Multi-layered optical disk and method of detecting a track

Method of retrieving information with layer identification data fro...

Optical disk, optical disk recording and reproducing apparatus, met...

Recording defect substitution method of a disc-shaped recording med...

Method for substituting defective recording of discoid recording me...

Multi-layered optical disk with shifted track and layer identificat...

Simultaneous recording and reproduction apparatus and simultaneous...

Method for adjusting control operation in an optical disc recording...

Recording defect substitution method for a disc-shaped recording me...

Patents Applicationslast 30 patents

OPTICAL DISC APPARATUS AND OPTICAL DISC PROVIDED WITH QUALITY ESTIM...

OPTICAL DISC APPARATUS AND OPTICAL DISC PROVIDED WITH QUALITY ESTIM...

DECODING DEVICE AND DECODING METHOD

STORAGE DEVICE AND STORAGE METHOD

DECODING SYSTEM AND DECODING METHOD

DECODING DEVICE AND DECODING METHOD

OPTICAL DISK REPRODUCTION APPARATUS, OPTICAL DISK REPRODUCTION METH...

OPTICAL DISC RECORDING DEVICE AND RECORDING SIGNAL GENERATING DEVICE

OPTICAL DISK DEVICE, OPTICAL DISK CONTROL METHOD, AND INTEGRATED CI...

OPTICAL DISC RECORDING APPARATUS, OPTICAL DISC RECORDING CIRCUIT AN...

INFORMATION RECORDING DEVICE, INFORMATION REPRODUCING DEVICE, AND I...

TWO-DIMENSIONAL ENCODER, HOLOGRAPHIC MEMORY DEVICE AND HOLOGRAPHIC...

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DISK-SHAPED RECORD MEDIUM AND PRODUCING METHOD FOR SAME, DISK RECOR...

OPTICAL DISK, OPTICAL DISK RECORDING AND REPRODUCING APPARATUS, MET...

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

DATA RECORDING METHOD, RECORDING MEDIUM AND REPRODUCTION APPARATUS

Data recording method, recording medium and reproduction apparatus

Optical disk, optical disk recording and reproducing apparatus, met...

Data recording method, recording medium and reproduction apparatus

Method and circuit for error correction, error correction encoding,...

Multi-layered optical disk and method of detecting a track

Method of retrieving information with layer identification data fro...

Playback method, playback control circuit and playback apparatus fo...

Simultaneous recording and reproduction apparatus and simultaneous...