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Noritsugu Egi
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Quality estimation apparatus, method and non-transitory computer re...
Patent number
12,192,791
Issue date
Jan 7, 2025
Nippon Telegraph and Telephone Corporation
Noriko Yoshimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mathematical model derivation apparatus, mathematical model derivat...
Patent number
12,022,168
Issue date
Jun 25, 2024
Nippon Telegraph and Telephone Corporation
Kazuhisa Yamagishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quality estimation system, quality estimation method and program
Patent number
11,864,011
Issue date
Jan 2, 2024
Nippon Telegraph and Telephone Corporation
Noriko Yoshimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Audio quality estimation method, audio quality estimation apparatus...
Patent number
8,868,222
Issue date
Oct 21, 2014
Nippon Telegraph and Telephone Corporation
Noritsugu Egi
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
VIDEO QUALITY ESTIMATION APPARATUS, VIDEO QUALITY ESTIMATION METHOD...
Publication number
20250080783
Publication date
Mar 6, 2025
Nippon Telegraph and Telephone Corporation
Kimiko KAWASHIMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MATHEMATICAL MODEL DERIVATION APPARATUS, MATHEMATICAL MODEL DERIVAT...
Publication number
20230072186
Publication date
Mar 9, 2023
Nippon Telegraph and Telephone Corporation
Kazuhisa YAMAGISHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
QUALITY ESTIMATION APPARATUS, MODEL CONSTRUCTION METHOD, ESTIMATION...
Publication number
20220232398
Publication date
Jul 21, 2022
Nippon Telegraph and Telephone Corporation
Noriko YOSHIMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
QUALITY ESTIMATION SYSTEM, QUALITY ESTIMATION METHOD AND PROGRAM
Publication number
20220070703
Publication date
Mar 3, 2022
Nippon Telegraph and Telephone Corporation
Noriko YOSHIMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUDIO QUALITY ESTIMATION METHOD, AUDIO QUALITY ESTIMATION APPARATUS...
Publication number
20110075852
Publication date
Mar 31, 2011
Noritsugu Egi
H04 - ELECTRIC COMMUNICATION TECHNIQUE