Patent Ranking in Japan - Applicant details - Japanese version

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Ricoh Company, Ltd

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  2015 Application Ranking      6th  publications: 4049 変わらず2014: 6th  4830)

  2015 Acquisition Ranking      7th  registrations: 2049 下降2014: 6th  3633)

(update:Sep 22, 2021)

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Publication numberTitle of the InventionPublic. dateRemarks
B 5830956 Image forming device Dec 9, 2015
B 5830986 Lighting control circuit, lighting using the lighting control circuit, and lighting fixture using the lighting Dec 9, 2015
B 5831050 Transmission terminal, transmission terminal program, program providing system, and maintenance system Dec 9, 2015
B 5831074 Preheating plate, fixing device and printing device including the same Dec 9, 2015
B 5831080 Double feed detection device and image forming apparatus Dec 9, 2015
B 5831081 Liquid ejection head and image forming apparatus Dec 9, 2015
B 5831089 Image forming device Dec 9, 2015
B 5831114 Image forming system and image forming method Dec 9, 2015
B 5831178 Information processing apparatus and method for controlling startup of information processing apparatus Dec 9, 2015
B 5831205 Data sharing program, information processing device, and data sharing system Dec 9, 2015
B 5831320 Transmission management system, transmission system, and program for transmission management system Dec 9, 2015
B 5831475 Droplet ejection head, voltage control method, and image forming apparatus Dec 9, 2015
B 5831499 Powder container, powder replenishing device and image forming device Dec 9, 2015
B 5831513 Structural assembly Dec 9, 2015
B 5831574 Process cartridge and image forming apparatus Dec 9, 2015

61-75 (total:2053)

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5830956 5830986 5831050 5831074 5831080 5831081 5831089 5831114 5831178 5831205 5831320 5831475 5831499 5831513 5831574

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Patent Ranking in Japan

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