TREA

Keita Nakajima

Follow

Person

  • Suntou-gun, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Image forming apparatus
    • Patent number 12,228,865
    • Issue date Feb 18, 2025
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Conveyance device and image forming apparatus
    • Patent number 12,037,216
    • Issue date Jul 16, 2024
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Image forming apparatus
    • Patent number 11,906,923
    • Issue date Feb 20, 2024
    • Canon Kabushiki Kaisha
    • Ko Katahira
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 11,543,759
    • Issue date Jan 3, 2023
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus
    • Patent number 11,097,915
    • Issue date Aug 24, 2021
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Image forming apparatus and dew condensation countermeasurement system
    • Patent number 10,996,625
    • Issue date May 4, 2021
    • Canon Kabushiki Kaisha
    • Toshinori Shiratori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus that has sheet sensor
    • Patent number 10,838,358
    • Issue date Nov 17, 2020
    • Canon Kabushiki Kaisha
    • Tsutomu Ishida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,838,357
    • Issue date Nov 17, 2020
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,824,088
    • Issue date Nov 3, 2020
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Sheet feeding apparatus and image forming apparatus
    • Patent number 10,676,300
    • Issue date Jun 9, 2020
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Image forming apparatus and dew condensation countermeasurement system
    • Patent number 10,663,921
    • Issue date May 26, 2020
    • Canon Kabushiki Kaisha
    • Toshinori Shiratori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus having a conveyance with air circulating op...
    • Patent number 10,606,195
    • Issue date Mar 31, 2020
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Fixing device having a preventing member that prevents folding of a...
    • Patent number 10,429,782
    • Issue date Oct 1, 2019
    • Canon Kabushiki Kaisha
    • Takashi Honke
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,394,185
    • Issue date Aug 27, 2019
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Fixing unit including a portion-to-be-engaged provided on an openab...
    • Patent number 10,386,760
    • Issue date Aug 20, 2019
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,274,859
    • Issue date Apr 30, 2019
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fixing device that regulates a position of an inner surface of a film
    • Patent number 10,254,691
    • Issue date Apr 9, 2019
    • Canon Kabushiki Kaisha
    • Masaki Hirose
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Fixing device
    • Patent number 10,241,453
    • Issue date Mar 26, 2019
    • Canon Kabushiki Kaisha
    • Hirohiko Aiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 10,146,174
    • Issue date Dec 4, 2018
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Fixing device
    • Patent number 9,880,500
    • Issue date Jan 30, 2018
    • Canon Kabushiki Kaisha
    • Hirohiko Aiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,869,964
    • Issue date Jan 16, 2018
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,846,384
    • Issue date Dec 19, 2017
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,720,345
    • Issue date Aug 1, 2017
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus to control rotational speed of a roller
    • Patent number 9,618,883
    • Issue date Apr 11, 2017
    • Canon Kabushiki Kaisha
    • Kenji Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,588,474
    • Issue date Mar 7, 2017
    • Canon Kabushiki Kaisha
    • Kentarou Tomoe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,423,766
    • Issue date Aug 23, 2016
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus
    • Patent number 9,348,301
    • Issue date May 24, 2016
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Image forming apparatus that electrically grounds the sheet cassett...
    • Patent number 9,256,183
    • Issue date Feb 9, 2016
    • Canon Kabushiki Kaisha
    • Takateru Ohkubo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Image forming apparatus to control sheet conveyance speed
    • Patent number 9,244,395
    • Issue date Jan 26, 2016
    • Canon Kabushiki Kaisha
    • Kenji Takagi
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Image forming apparatus
    • Patent number 8,781,357
    • Issue date Jul 15, 2014
    • Canon Kabushiki Kaisha
    • Koji Miwa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20250147448
    • Publication date May 8, 2025
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240369956
    • Publication date Nov 7, 2024
    • Canon Kabushiki Kaisha
    • Ko Katahira
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20240369963
    • Publication date Nov 7, 2024
    • Canon Kabushiki Kaisha
    • Keita NAKAJIMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    SHEET CONVEYANCE APPARATUS AND IMAGE FORMING APPARATUS
    • Publication number 20240051773
    • Publication date Feb 15, 2024
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20230088254
    • Publication date Mar 23, 2023
    • Canon Kabushiki Kaisha
    • Ko Katahira
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20230069503
    • Publication date Mar 2, 2023
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CONVEYANCE DEVICE AND IMAGE FORMING APPARATUS
    • Publication number 20220267109
    • Publication date Aug 25, 2022
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210003937
    • Publication date Jan 7, 2021
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND DEW CONDENSATION COUNTERMEASUREMENT SYSTEM
    • Publication number 20200249625
    • Publication date Aug 6, 2020
    • Canon Kabushiki Kaisha
    • Toshinori Shiratori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20200192277
    • Publication date Jun 18, 2020
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS AND DEW CONDENSATION COUNTERMEASUREMENT SYSTEM
    • Publication number 20200041956
    • Publication date Feb 6, 2020
    • Canon Kabushiki Kaisha
    • Toshinori Shiratori
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20190302660
    • Publication date Oct 3, 2019
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING DEVICE HAVING A SEALING MEMBER FOR PREVENTING A CONTACT FAIL...
    • Publication number 20190204768
    • Publication date Jul 4, 2019
    • Canon Kabushiki Kaisha
    • Hirohiko Aiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20190204762
    • Publication date Jul 4, 2019
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    SHEET FEEDING APPARATUS AND IMAGE FORMING APPARATUS
    • Publication number 20190193971
    • Publication date Jun 27, 2019
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    IMAGE FORMING APPARATUS THAT HAS SHEET SENSOR
    • Publication number 20190137930
    • Publication date May 9, 2019
    • Canon Kabushiki Kaisha
    • Tsutomu Ishida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20190049894
    • Publication date Feb 14, 2019
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20180305154
    • Publication date Oct 25, 2018
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    FIXING UNIT
    • Publication number 20180224780
    • Publication date Aug 9, 2018
    • Canon Kabushiki Kaisha
    • Keita Nakajima
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING DEVICE
    • Publication number 20180203390
    • Publication date Jul 19, 2018
    • Canon Kabushiki Kaisha
    • Takashi Honke
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING DEVICE
    • Publication number 20180203386
    • Publication date Jul 19, 2018
    • Canon Kabushiki Kaisha
    • Masaki Hirose
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING DEVICE
    • Publication number 20180107141
    • Publication date Apr 19, 2018
    • Canon Kabushiki Kaisha
    • Hirohiko Aiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20180095414
    • Publication date Apr 5, 2018
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20180081296
    • Publication date Mar 22, 2018
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING DEVICE
    • Publication number 20170090369
    • Publication date Mar 30, 2017
    • Canon Kabushiki Kaisha
    • Hirohiko Aiba
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160306289
    • Publication date Oct 20, 2016
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160238973
    • Publication date Aug 18, 2016
    • Canon Kabushiki Kaisha
    • Kenji Takagi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160238987
    • Publication date Aug 18, 2016
    • Canon Kabushiki Kaisha
    • Ryuji Tanaami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160202661
    • Publication date Jul 14, 2016
    • Canon Kabushiki Kaisha
    • Hidehiro Ushiozu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20160124350
    • Publication date May 5, 2016
    • Canon Kabushiki Kaisha
    • Kentarou Tomoe
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL