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Kohei NAKATA
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last 30 patents
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Patent Grant
Recording state evaluation method, recording compensation method, a...
Patent number
11,475,918
Issue date
Oct 18, 2022
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Yasushi Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk device
Patent number
11,295,779
Issue date
Apr 5, 2022
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Data coding method and data coding device
Patent number
10,783,923
Issue date
Sep 22, 2020
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Tsuyoshi Nakasendo
G11 - INFORMATION STORAGE
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 device
Patent number
10,453,490
Issue date
Oct 22, 2019
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
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
Information recording device and data erasing method
Patent number
10,068,604
Issue date
Sep 4, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Harumitsu Miyashita
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk, optical disk recording device, and optical disk playb...
Patent number
10,008,236
Issue date
Jun 26, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk, optical disk recording method, optical disk recording...
Patent number
10,002,633
Issue date
Jun 19, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk device and large-scale optical disk device
Patent number
9,978,421
Issue date
May 22, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc apparatus and optical disc reproduction method
Patent number
9,934,815
Issue date
Apr 3, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc apparatus controlling irradiation position based on cr...
Patent number
9,754,619
Issue date
Sep 5, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk recording method, optical disk apparatus, and optical...
Patent number
9,741,383
Issue date
Aug 22, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical device and optical disc recording or reproducing method for...
Patent number
9,691,426
Issue date
Jun 27, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Phase error detector and optical disc device
Patent number
9,680,526
Issue date
Jun 13, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Junichi Minamino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information recording and reproducing apparatus and information rec...
Patent number
9,570,102
Issue date
Feb 14, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Isao Kobayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc capable of recording address information with the same...
Patent number
9,495,994
Issue date
Nov 15, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Junichi Minamino
G11 - INFORMATION STORAGE
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
Phase error detector and optical disc device
Patent number
9,495,999
Issue date
Nov 15, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Junichi Minamino
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc medium and optical disc device
Patent number
9,454,985
Issue date
Sep 27, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Junichi Minamino
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disc medium and optical disc device
Patent number
9,401,172
Issue date
Jul 26, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Junichi Minamino
G11 - INFORMATION STORAGE
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
Information reproducing apparatus and information reproducing method
Patent number
8,953,426
Issue date
Feb 10, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Harumitsu Miyashita
G11 - INFORMATION STORAGE
Information
Patent Grant
Decoding method and decoding device
Patent number
8,797,832
Issue date
Aug 5, 2014
Panasonic Corporation
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical material and optical element
Patent number
8,338,003
Issue date
Dec 25, 2012
Canon Kabushiki Kaisha
Kohei Nakata
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Information recording medium and information recording medium evalu...
Patent number
8,305,859
Issue date
Nov 6, 2012
Panasonic Corporation
Harumitsu Miyashita
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording medium evaluation method, information recordi...
Patent number
8,254,234
Issue date
Aug 28, 2012
Panasonic Corporation
Harumitsu Miyashita
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording method and information reproducing method
Patent number
8,218,408
Issue date
Jul 10, 2012
Panasonic Corporation
Naohiro Kimura
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical material and optical element
Patent number
8,202,813
Issue date
Jun 19, 2012
Canon Kabushiki Kaisha
Kohei Nakata
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL DISK DEVICE
Publication number
20220020394
Publication date
Jan 20, 2022
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
RECORDING STATE EVALUATION METHOD, RECORDING COMPENSATION METHOD, A...
Publication number
20220013144
Publication date
Jan 13, 2022
Panasonic Intellectual Property Management Co., Ltd.
Yasushi KOBAYASHI
G11 - INFORMATION STORAGE
Information
Patent Application
DATA CODING METHOD AND DATA CODING DEVICE
Publication number
20190279680
Publication date
Sep 12, 2019
Panasonic Intellectual Property Management Co., Ltd.
Tsuyoshi NAKASENDO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DISC DEVICE
Publication number
20190189154
Publication date
Jun 20, 2019
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK DEVICE AND LARGE-SCALE OPTICAL DISK DEVICE
Publication number
20180144772
Publication date
May 24, 2018
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
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 DISK, OPTICAL DISK RECORDING DEVICE, AND OPTICAL DISK PLAYB...
Publication number
20180047424
Publication date
Feb 15, 2018
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
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
OPTICAL DISC APPARATUS CONTROLLING IRRADIATION POSITION BASED ON CR...
Publication number
20170256280
Publication date
Sep 7, 2017
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION RECORDING DEVICE AND DATA ERASING METHOD
Publication number
20170194027
Publication date
Jul 6, 2017
Panasonic Intellectual Property Management Co., Ltd.
Harumitsu MIYASHITA
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK, OPTICAL DISK RECORDING METHOD, OPTICAL DISK RECORDING...
Publication number
20170103780
Publication date
Apr 13, 2017
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK RECORDING METHOD, OPTICAL DISK APPARATUS, AND OPTICAL...
Publication number
20160293200
Publication date
Oct 6, 2016
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC APPARATUS AND OPTICAL DISC REPRODUCTION METHOD
Publication number
20160284380
Publication date
Sep 29, 2016
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION RECORDING AND REPRODUCING APPARATUS AND INFORMATION REC...
Publication number
20160275981
Publication date
Sep 22, 2016
Panasonic Intellectual Property Management Co., Ltd.
Isao KOBAYASHI
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DEVICE AND OPTICAL DISC RECORDING OR REPRODUCING METHOD
Publication number
20160217819
Publication date
Jul 28, 2016
Panasonic Intellectual Property Management Co., Ltd.
Kohei NAKATA
G11 - INFORMATION STORAGE
Information
Patent Application
PHASE ERROR DETECTOR AND OPTICAL DISC DEVICE
Publication number
20160189745
Publication date
Jun 30, 2016
Panasonic Intellectual Property Management Co., Ltd.
Junichi MINAMINO
G11 - INFORMATION STORAGE
Information
Patent Application
PHASE ERROR DETECTOR AND OPTICAL DISC DEVICE
Publication number
20160191119
Publication date
Jun 30, 2016
Panasonic Intellectual Property Management Co., Ltd.
Junichi MINAMINO
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC MEDIUM AND OPTICAL DISC DEVICE
Publication number
20160111122
Publication date
Apr 21, 2016
Panasonic Intellectual Property Management Co., Ltd.
Junichi MINAMINO
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC MEDIUM AND OPTICAL DISC DEVICE
Publication number
20160111121
Publication date
Apr 21, 2016
Panasonic Intellectual Property Management Co., Ltd.
Junichi MINAMINO
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISC MEDIUM AND OPTICAL DISC DEVICE
Publication number
20150179207
Publication date
Jun 25, 2015
Panasonic Intellectual Property Management Co., Ltd.
Junichi MINAMINO
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION REPRODUCING APPPARATUS AND INFORMATION REPRODUCING METHOD
Publication number
20140341006
Publication date
Nov 20, 2014
Harumitsu Miyashita
G11 - INFORMATION STORAGE
Information
Patent Application
DECODING DEVICE AND DECODING METHOD
Publication number
20140334282
Publication date
Nov 13, 2014
Kohei Nakata
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL DISK RECORDING MEDIUM, OPTICAL DISK DEVICE, AND RECORDING M...
Publication number
20140160908
Publication date
Jun 12, 2014
PANASONIC CORPORATION
Yasumori Hino
G11 - INFORMATION STORAGE
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 METHOD AND DECODING DEVICE
Publication number
20140056116
Publication date
Feb 27, 2014
PANASONIC CORPORATION
Kohei Nakata
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 MATERIAL AND OPTICAL ELEMENT
Publication number
20120126437
Publication date
May 24, 2012
Canon Kabushiki Kaisha
Kohei Nakata
G02 - OPTICS
Information
Patent Application
INFORMATION RECORDING MEDIUM EVALUATION METHOD, INFORMATION RECORDI...
Publication number
20110292780
Publication date
Dec 1, 2011
PANASONIC CORPORATION
Harumitsu MIYASHITA
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL MATERIAL AND OPTICAL ELEMENT
Publication number
20110177323
Publication date
Jul 21, 2011
Canon Kabushiki Kaisha
Kohei Nakata
G02 - OPTICS
Information
Patent Application
INFORMATION RECORDING/REPRODUCING DEVICE AND INFORMATION RECORDING/...
Publication number
20110164487
Publication date
Jul 7, 2011
Isao Kobayashi
G11 - INFORMATION STORAGE