Patent Ranking in Japan - Applicant details - Japanese version

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Ricoh Company, Ltd

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  2021 Application Ranking      11th  publications: 610 下降2020: 10th  2180)

  2021 Acquisition Ranking      5th  registrations: 550 上昇2020: 6th  1617)

(update:Apr 22, 2021)

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Publication numberTitle of the InventionPublic. dateRemarks
B 6860841 Manufacturing method of 3D modeling device, mounting member and 3D modeled object Apr 21, 2021
B 6860844 Heat transfer device and image forming device Apr 21, 2021
B 6860846 Powder storage container and image forming device Apr 21, 2021
B 6860848 Sheet transfer device, image reader, and image formation system Apr 21, 2021
B 6860849 3D modeling equipment Apr 21, 2021
B 6860852 Speed switching device, drive device, sheet transfer device and image forming device Apr 21, 2021
B 6860854 Fixing device, image forming device Apr 21, 2021
B 6860855 Image forming apparatus and drive control method for secondary transfer member Apr 21, 2021
B 6861947 Powder agglomeration prevention mechanism and image forming device for powder transport path Apr 21, 2021
B 6862658 Optical amplifier, driving method of optical amplifier and optical amplification method Apr 21, 2021
B 6862664 Active energy ray-curable composition, active energy ray-curable ink composition, composition container, two-dimensional or three-dimensional image forming device, two-dimensional or three-dimensional image forming method, cured product, and laminated cured product. Apr 21, 2021
B 6862673 Paper feed device and image forming device Apr 21, 2021
B 6862687 Developer storage container and image forming device Apr 21, 2021
B 6862728 Equipment, programs, and methods for modeling 3D objects Apr 21, 2021
B 6862768 Data processing system and data processing method Apr 21, 2021

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6860841 6860844 6860846 6860848 6860849 6860852 6860854 6860855 6861947 6862658 6862664 6862673 6862687 6862728 6862768

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Patent Ranking in Japan

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IVY(アイビー)国際特許事務所

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