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：Dec 2, 2021）

2011  2012  2013  2014  2016  2017  2018  2019  2020  2021 

Publication numberTitle of the InventionPublic. dateRemarks
B 5834401 Image forming apparatus, image forming method, and image forming program Dec 24, 2015
B 5834410 Imaging device and imaging method Dec 24, 2015
B 5834412 Infrared sensor and infrared array sensor Dec 24, 2015
B 5834414 Surface emitting laser module, optical scanning device, and image forming apparatus Dec 24, 2015
B 5834444 Image forming device Dec 24, 2015
B 5834453 Stepping motor control device and stepping motor control method Dec 24, 2015
B 5834455 Conductive composition, electrophotographic belt, intermediate transfer belt and image forming apparatus, and method for producing conductive composition Dec 24, 2015
B 5834485 Exterior cover and image forming apparatus Dec 24, 2015
B 5834513 Paper processing device and image forming system Dec 24, 2015
B 5834516 Cover open/close detection device and image forming apparatus Dec 24, 2015
B 5834526 Print control program, information processing apparatus, and printing apparatus Dec 24, 2015
B 5834550 Information processing device, data management system, and data management program Dec 24, 2015
B 5834566 Information processing device, program, and information display device Dec 24, 2015
B 5834572 Fixing device and image forming apparatus Dec 24, 2015
B 5834577 Orthogonal signal generation circuit, method of adjusting orthogonal signal generation circuit, and wireless communication device Dec 24, 2015

1-15 (total:2053)

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5834401 5834410 5834412 5834414 5834444 5834453 5834455 5834485 5834513 5834516 5834526 5834550 5834566 5834572 5834577

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