Patent Ranking in Japan - Applicant details - Japanese version

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Nippon Telegraph and Telephone Corporation

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  2018 Application Ranking      20th  publications: 1487 上昇2017: 21th  1912)

  2018 Acquisition Ranking      13th  registrations: 1309 上昇2017: 22th  1208)

(update:Dec 2, 2020)

2011  2012  2013  2014  2015  2016  2017  2019  2020 

Publication numberTitle of the InventionPublic. dateRemarks
B 6443841 Environmental sound transmission system and environmental sound transmission method Dec 26, 2018
B 6443843 Language model creating device, language model creating method, and program Dec 26, 2018
B 6443910 Power consumption estimation device and method Dec 26, 2018
B 6443955 Semiconductor laser device Dec 26, 2018
B 6444281 Pass reservation support device, pass reservation support program and pass reservation support method Dec 26, 2018
B 6444832 Optical modulator driver device Dec 26, 2018
B 6445303 Biopotential measuring device Dec 26, 2018
B 6445404 Encoding method and encoding program Dec 26, 2018
B 6445407 Sound generation device, sound generation method, and program Dec 26, 2018
B 6445408 Communication system and setting method Dec 26, 2018
B 6445415 Anonymization device, anonymization method, and program Dec 26, 2018
B 6445417 Signal waveform estimating device, signal waveform estimating method, program Dec 26, 2018
B 6445418 Impression estimation device, impression estimation method, and program Dec 26, 2018
B 6445473 Conversation support system, conversation support device, and conversation support program Dec 26, 2018
B 6445474 Pairing type conversion device, pairing type conversion method, program Dec 26, 2018

1-15 (total:1345)

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6443841 6443843 6443910 6443955 6444281 6444832 6445303 6445404 6445407 6445408 6445415 6445417 6445418 6445473 6445474

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Patent Ranking in Japan

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特許事務所紹介 IP Force 特許事務所紹介

松嶋知的財産事務所

神奈川県横浜市港北区日吉本町1-4-5パレスMR201号 特許・実用新案 意匠 商標 外国特許 訴訟 鑑定 コンサルティング 

特許業務法人 IPX

東京都港区北青山2丁目7番20号 第二猪瀬ビル3F 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