Patent Ranking in Japan - Applicant details - Japanese version

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Ricoh Company, Ltd

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  2017 Application Ranking      5th  publications: 3925 上昇2016: 6th  3717)

  2017 Acquisition Ranking      5th  registrations: 2419 上昇2016: 7th  2316)

(update:Sep 16, 2021)

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Publication numberTitle of the InventionPublic. dateRemarks
B 6251975 Management system, management method, program and transmission system Dec 27, 2017
B 6252037 Information sharing system, information sharing method, connection device, and information sharing program Dec 27, 2017
B 6252050 Liquid ejection head driving method and image forming apparatus Dec 27, 2017
B 6252057 Piezoelectric actuator, droplet discharge head, liquid cartridge, inkjet recording device, and method for manufacturing piezoelectric actuator Dec 27, 2017
B 6252060 Program, information processing apparatus, and image processing system Dec 27, 2017
B 6252071 Photoelectric conversion element Dec 27, 2017
B 6252082 Projection zoom lens and image display device Dec 27, 2017
B 6252095 Image forming device Dec 27, 2017
B 6252103 Zoom lens and image pickup apparatus using the zoom lens Dec 27, 2017
B 6252105 Terminal device, output system, output method, and program Dec 27, 2017
B 6252120 Information processing device and program Dec 27, 2017
B 6252155 Toner storage container, toner replenishing device, and image forming apparatus Dec 27, 2017
B 6252159 Authentication system, authentication method, program, information processing device, and device Dec 27, 2017
B 6252168 Ink, ink cartridge, ink jet recording device, ink jet recording method, and ink recorded matter Dec 27, 2017
B 6252169 Method for producing group 13 nitride crystal Dec 27, 2017

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6251975 6252037 6252050 6252057 6252060 6252071 6252082 6252095 6252103 6252105 6252120 6252155 6252159 6252168 6252169

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福井特許事務所

〒166-0003 東京都杉並区高円寺南2-50-2 YS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 

共栄国際特許商標事務所

〒543-0014 大阪市天王寺区玉造元町2番32-1301 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 

IVY(アイビー)国際特許事務所

愛知県名古屋市天白区中平三丁目2702番地 グランドールS 203号 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