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Atsushi YAMAGUCHI
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Audio decoding device, audio encoding device, audio decoding method...
Patent number
12,223,971
Issue date
Feb 11, 2025
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
11,749,292
Issue date
Sep 5, 2023
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio signal discontinuity correction processing system
Patent number
11,749,291
Issue date
Sep 5, 2023
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio decoding device, audio coding device, audio decoding method,...
Patent number
11,562,760
Issue date
Jan 24, 2023
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio decoding device, audio encoding device, audio decoding method...
Patent number
11,437,053
Issue date
Sep 6, 2022
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio signal discontinuity processing system
Patent number
11,270,715
Issue date
Mar 8, 2022
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
11,211,077
Issue date
Dec 28, 2021
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
11,195,538
Issue date
Dec 7, 2021
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
11,176,955
Issue date
Nov 16, 2021
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
11,158,331
Issue date
Oct 26, 2021
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio decoding device, audio coding device, audio decoding method,...
Patent number
10,714,113
Issue date
Jul 14, 2020
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio signal processing device, audio signal processing method, and...
Patent number
10,621,999
Issue date
Apr 14, 2020
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
10,553,231
Issue date
Feb 4, 2020
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio decoding device, audio encoding device, audio decoding method...
Patent number
10,410,647
Issue date
Sep 10, 2019
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio signal processing device, audio signal processing method, and...
Patent number
10,152,982
Issue date
Dec 11, 2018
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Data processing device, program, recording medium, and data process...
Patent number
10,139,235
Issue date
Nov 27, 2018
Nippon Yusen Kabushiki Kaisha
Atsushi Yamaguchi
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Audio decoding device, audio coding device, audio decoding method,...
Patent number
10,068,584
Issue date
Sep 4, 2018
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
9,881,627
Issue date
Jan 30, 2018
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Thin film magnetic head, head gimbals assembly, head arm assembly,...
Patent number
9,852,751
Issue date
Dec 26, 2017
TDK Corporation
Katsuki Kurihara
G11 - INFORMATION STORAGE
Information
Patent Grant
Ship assignment device, ship assignment method, program, and record...
Patent number
9,835,458
Issue date
Dec 5, 2017
Nippon Yusen Kabushiki Kaisha
Yuji Otsuka
G01 - MEASURING TESTING
Information
Patent Grant
Manufacturing method for a magnetic head including a main pole and...
Patent number
9,824,700
Issue date
Nov 21, 2017
TDK Corporation
Hiroki Aritomo
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing system for discontinuity correction
Patent number
9,799,344
Issue date
Oct 24, 2017
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Aqueous dispersion of hollow polymer particles and method of produc...
Patent number
9,777,144
Issue date
Oct 3, 2017
Zeon Corporation
Atsushi Yamaguchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Audio decoding device, audio coding device, audio decoding method,...
Patent number
9,761,240
Issue date
Sep 12, 2017
NTT DoCoMo, Inc.
Kei Kikuiri
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Magnetic head for perpendicular magnetic recording including a writ...
Patent number
9,741,371
Issue date
Aug 22, 2017
TDK Corporation
Atsushi Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for producing hollow polymer particle
Patent number
9,714,311
Issue date
Jul 25, 2017
Zeon Corporation
Atsushi Yamaguchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Perpendicular magnetic recording head with improved density recording
Patent number
9,704,511
Issue date
Jul 11, 2017
TDK Corporation
Hideyuki Ukita
G11 - INFORMATION STORAGE
Information
Patent Grant
High moment side shield design for area density improvement of perp...
Patent number
9,589,582
Issue date
Mar 7, 2017
Headway Technologies, Inc.
Yue Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio coding device, audio coding method, audio coding program, aud...
Patent number
9,564,143
Issue date
Feb 7, 2017
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
High moment side shield design for area density improvement of perp...
Patent number
9,361,912
Issue date
Jun 7, 2016
Headway Technologies, Inc.
Yue Liu
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO ENCODING DEVICE, AUDIO DECODING METHOD...
Publication number
20250140274
Publication date
May 1, 2025
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO ENCODING DEVICE, AUDIO DECODING METHOD...
Publication number
20220366924
Publication date
Nov 17, 2022
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO SIGNAL PROCESSING DEVICE, AUDIO SIGNAL PROCESSING METHOD, AND...
Publication number
20220139411
Publication date
May 5, 2022
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUD...
Publication number
20220059108
Publication date
Feb 24, 2022
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO CODING DEVICE, AUDIO DECODING METHOD,...
Publication number
20200302945
Publication date
Sep 24, 2020
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO SIGNAL PROCESSING DEVICE, AUDIO SIGNAL PROCESSING METHOD, AND...
Publication number
20200234723
Publication date
Jul 23, 2020
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUD...
Publication number
20200126577
Publication date
Apr 23, 2020
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUD...
Publication number
20200126578
Publication date
Apr 23, 2020
NTT DOCOMO, INC.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUD...
Publication number
20200126576
Publication date
Apr 23, 2020
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO ENCODING DEVICE, AUDIO DECODING METHOD...
Publication number
20190355371
Publication date
Nov 21, 2019
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO SIGNAL PROCESSING DEVICE, AUDIO SIGNAL PROCESSING METHOD, AND...
Publication number
20190051313
Publication date
Feb 14, 2019
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO CODING DEVICE, AUDIO DECODING METHOD,...
Publication number
20180336909
Publication date
Nov 22, 2018
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUD...
Publication number
20180122394
Publication date
May 3, 2018
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO SIGNAL PROCESSING DEVICE, AUDIO SIGNAL PROCESSING METHOD, AND...
Publication number
20180068669
Publication date
Mar 8, 2018
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
MANUFACTURING METHOD FOR A MAGNETIC HEAD INCLUDING A MAIN POLE AND...
Publication number
20170337940
Publication date
Nov 23, 2017
TDK Corporation
Hiroki ARITOMO
G11 - INFORMATION STORAGE
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO CODING DEVICE, AUDIO DECODING METHOD,...
Publication number
20170301363
Publication date
Oct 19, 2017
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
THIN FILM MAGNETIC HEAD, HEAD GIMBALS ASSEMBLY, HEAD ARM ASSEMBLY,...
Publication number
20170263274
Publication date
Sep 14, 2017
TDK Corporation
Katsuki KURIHARA
G11 - INFORMATION STORAGE
Information
Patent Application
AUDIO CODING DEVICE, AUDIO CODING METHOD, AUDIO CODING PROGRAM, AUD...
Publication number
20170148459
Publication date
May 25, 2017
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
AUDIO DECODING DEVICE, AUDIO ENCODING DEVICE, AUDIO DECODING METHOD...
Publication number
20170117000
Publication date
Apr 27, 2017
NTT DoCoMo, Inc.
Kei KIKUIRI
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
DATA PROCESSING DEVICE, PROGRAM, RECORDING MEDIUM, AND DATA PROCESS...
Publication number
20160320191
Publication date
Nov 3, 2016
Nippon Yusen Kabushiki Kaisha
Atsushi YAMAGUCHI
G01 - MEASURING TESTING
Information
Patent Application
High Moment Side Shield Design for Area Density Improvement of Perp...
Publication number
20160307586
Publication date
Oct 20, 2016
HEADWAY TECHNOLOGIES, INC.
Yue Liu
G11 - INFORMATION STORAGE
Information
Patent Application
SHIP ASSIGNMENT DEVICE, SHIP ASSIGNMENT METHOD, PROGRAM, AND RECORD...
Publication number
20160282125
Publication date
Sep 29, 2016
Nippon Yusen Kabushiki Kaisha
Yuji OTSUKA
G01 - MEASURING TESTING
Information
Patent Application
MAGNETIC HEAD FOR PERPENDICULAR MAGNETIC RECORDING INCLUDING A WRIT...
Publication number
20160284366
Publication date
Sep 29, 2016
TDK Corporation
Atsushi YAMAGUCHI
G11 - INFORMATION STORAGE
Information
Patent Application
ANALYSIS DEVICE, ANALYSIS METHOD, PROGRAM, AND RECORDING MEDIUM
Publication number
20160267399
Publication date
Sep 15, 2016
Nippon Yusen Kabushiki Kaisha
Kazuto KOYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
HOLLOW POLYMER PARTICLE, AQUEOUS DISPERSION OF THE SAME, AND METHOD...
Publication number
20160264750
Publication date
Sep 15, 2016
Zeon Corporation
Atsushi YAMAGUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DEVICE, PROGRAM, RECORDING MEDIUM AND METHOD FOR FACILITATING DETER...
Publication number
20160265920
Publication date
Sep 15, 2016
Nippon Yusen Kabushiki Kaisha
Atsushi YAMAGUCHI
G01 - MEASURING TESTING
Information
Patent Application
AUDIO SIGNAL PROCESSING DEVICE, AUDIO SIGNAL PROCESSING METHOD, AND...
Publication number
20160240202
Publication date
Aug 18, 2016
NTT DoCoMo, Inc.
Kimitaka Tsutsumi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
DEVICE, PROGRAM, RECORDING MEDIUM AND METHOD FOR FACILITATING MANAG...
Publication number
20160195399
Publication date
Jul 7, 2016
Nippon Yusen Kabushiki Kaisha
Takafumi NANRI
G01 - MEASURING TESTING
Information
Patent Application
DEVICE FOR ALLOCATING SHIPS, METHOD FOR ALLOCATING SHIPS, PROGRAM A...
Publication number
20160162835
Publication date
Jun 9, 2016
Nippon Yusen Kabushiki Kaisha
Yuji OTSUKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PERPENDICULAR MAGNETIC RECORDING HEAD
Publication number
20160133276
Publication date
May 12, 2016
TDK Corporation
Hideyuki UKITA
G11 - INFORMATION STORAGE