Patent Ranking in Japan - Applicant details - Japanese version

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Nippon Telegraph and Telephone Corporation

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  2019 Application Ranking      20th  publications: 1624 変わらず2018: 20th  1487)

  2019 Acquisition Ranking      12th  registrations: 1384 上昇2018: 13th  1309)

(update:Feb 25, 2021)

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Publication numberTitle of the InventionPublic. dateRemarks
B 6623376 Sound source enhancement device, method thereof, and program Dec 25, 2019
B 6623380 Search device, search method, and search program Dec 25, 2019
B 6624513 Three-dimensional image display device and three-dimensional image display method Dec 25, 2019
B 6624515 Method and device for detecting volatile organic compounds Dec 25, 2019
B 6625087 Illegal content search device and illegal content search method Dec 25, 2019
B 6625507 Associating device, associating method, and program Dec 25, 2019
B 6625516 Air conditioning control device and air conditioning control method Dec 25, 2019
B 6625758 Wireless communication system and wireless communication method Dec 25, 2019
B 6625946 Optical transmission system, optical node device, and optical transmission method Dec 25, 2019
B 6625961 Pronunciation dictionary and acoustic model generation device, voice recognition device, method and program Dec 25, 2019
B 6625965 Terminal device and band allocation method Dec 25, 2019
B 6626016 Collation device, collation method, and collation program Dec 25, 2019
B 6626039 Blacklist setting device, blacklist setting method, and blacklist setting program Dec 25, 2019
B 6626052 Acoustic model generation method, speech synthesis method, acoustic model generation device, speech synthesis device, program Dec 25, 2019
B 6626206 Optical transmitter, optical receiver, optical data transmission system, optical transmitting method and optical receiving method Dec 25, 2019

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6623376 6623380 6624513 6624515 6625087 6625507 6625516 6625758 6625946 6625961 6625965 6626016 6626039 6626052 6626206

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Patent Ranking in Japan

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Applicant Search (Japanese only)

特許事務所紹介 IP Force 特許事務所紹介

デライブ知的財産事務所

〒210-0024 神奈川県川崎市川崎区日進町3-4 unicoA 303 特許・実用新案 意匠 商標 外国特許 外国意匠 外国商標 訴訟 鑑定 コンサルティング 

特許業務法人 牛木国際特許事務所 新潟オフィス

〒951-8152 新潟県新潟市中央区信濃町21番7号 特許・実用新案 意匠 商標 外国特許 外国意匠 外国商標 訴訟 鑑定 コンサルティング 

特許業務法人 広江アソシエイツ特許事務所

〒500-8368 岐阜県 岐阜市 宇佐3丁目4番3号 4-3,Usa 3-Chome, Gifu-City, 500-8368 JAPAN 特許・実用新案 意匠 商標 外国特許 外国商標 訴訟 鑑定 コンサルティング