Patent Ranking in Japan - Applicant details - Japanese version

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Hitachi Building System Co., Ltd.

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  2019 Application Ranking      263th  publications: 162 下降2018: 249th  167)

  2019 Acquisition Ranking      304th  registrations: 90 上昇2018: 399th  66)

(update:Nov 25, 2021)

2011  2012  2013  2014  2015  2016  2017  2018  2020  2021 

Publication numberTitle of the InventionPublic. dateRemarks
B 6625497 Elevator brake abnormality diagnosis device and abnormality diagnosis method Dec 25, 2019
B 6626809 Elevator renewal work method Dec 25, 2019
B 6621732 Work floor equipment Dec 18, 2019
B 6622240 Elevator user guidance system and method Dec 18, 2019
B 6619760 Elevator device, elevator system, and autonomous robot control method Dec 11, 2019
B 6620121 Elevator inspection system and elevator inspection method Dec 11, 2019
B 6611685 Elevator system Nov 27, 2019
B 6612724 Video surveillance system and surveillance video display method Nov 27, 2019
B 6612725 Remote image monitoring system Nov 27, 2019
B 6607830 Maintenance work management device and maintenance work management system Nov 20, 2019
B 6608771 Elevator inspection work support device and inspection work support system Nov 20, 2019
B 6604919 Elevator door rail cleaning tool Nov 13, 2019
B 6605411 Lifting bracket and hoist Nov 13, 2019
B 6606478 Passenger conveyor and method of mounting passenger floor Nov 13, 2019
B 6602275 Elevator machine room drawing generation device, elevator machine room modeling data generation device, elevator machine room drawing generation method, and elevator machine room modeling data generation method Nov 6, 2019

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6625497 6626809 6621732 6622240 6619760 6620121 6611685 6612724 6612725 6607830 6608771 6604919 6605411 6606478 6602275

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Patent Ranking in Japan

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弁護士法人クレオ国際法律特許事務所

〒103-0028 東京都中央区八重洲一丁目4番16号 東京建物八重洲ビル2階 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 湘洋内外特許事務所

〒220-0004 横浜市西区北幸1-11-15 横浜STビル8階 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 

商標登録・特許事務所富士山会

大阪府大阪市北区西天満3丁目5-10 オフィスポート大阪801号 特許・実用新案 意匠 商標 訴訟 コンサルティング