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using optical means for ink level indication

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  • CPC
  • B41J2002/17573
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41JTYPEWRITERS SELECTIVE PRINTING MECHANISMS, e.g. INK-JET PRINTERS, THERMAL PRINTERS

Current Industry

B41J2002/17573using optical means for ink level indication
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Image forming apparatus and computer-readable storage medium
    • Patent number 11,964,494
    • Issue date Apr 23, 2024
    • Brother Kogyo Kabushiki Kaisha
    • Shunsuke Minamikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Inkjet printer
    • Patent number 11,865,846
    • Issue date Jan 9, 2024
    • Roland DG Corporation
    • Akihiro Suzuki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Rotating housing with sensor
    • Patent number 11,858,277
    • Issue date Jan 2, 2024
    • Hewlett-Packard Development Company, L.P.
    • Jordi Hernandez Creus
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording apparatus
    • Patent number 11,845,289
    • Issue date Dec 19, 2023
    • Seiko Epson Corporation
    • Katsunari Kumagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing apparatus and control method thereof
    • Patent number 11,840,104
    • Issue date Dec 12, 2023
    • Canon Kabushiki Kaisha
    • Kazuhiro Watanabe
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection apparatus
    • Patent number 11,807,017
    • Issue date Nov 7, 2023
    • Canon Kabushiki Kaisha
    • Masato Yoshida
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Information processing system, information processing method, and l...
    • Patent number 11,807,011
    • Issue date Nov 7, 2023
    • Seiko Epson Corporation
    • Kazunaga Suzuki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Display control method, information processing apparatus, and stora...
    • Patent number 11,809,763
    • Issue date Nov 7, 2023
    • Canon Kabushiki Kaisha
    • Nobuo Kawasaki
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Image forming apparatus and computer-readable storage medium
    • Patent number 11,787,195
    • Issue date Oct 17, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Shunsuke Minamikawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing agent transfer for 2D and 3D printers
    • Patent number 11,752,773
    • Issue date Sep 12, 2023
    • Hewlett-Packard Development Company, L.P.
    • Howard G Wong
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Liquid cartridge
    • Patent number 11,685,162
    • Issue date Jun 27, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Naoya Okazaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus and computer-readable storage medium
    • Patent number 11,685,168
    • Issue date Jun 27, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Shunsuke Minamikawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Liquid residual-amount detecting device
    • Patent number 11,685,166
    • Issue date Jun 27, 2023
    • Canon Kabushiki Kaisha
    • Junji Terada
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Information processing apparatus and notification method
    • Patent number 11,685,167
    • Issue date Jun 27, 2023
    • Canon Kabushiki Kaisha
    • Yuka Katahira
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Detection method for liquid level of storage tank
    • Patent number 11,660,876
    • Issue date May 30, 2023
    • Kinpo Electronics, Inc.
    • Yao-Te Huang
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid storage container
    • Patent number 11,623,451
    • Issue date Apr 11, 2023
    • Canon Kabushiki Kaisha
    • Taketsugu Murakami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Print material visual indicator
    • Patent number 11,597,211
    • Issue date Mar 7, 2023
    • Hewlett-Packard Development Company, L.P.
    • Andrew Chick
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing-fluid cartridge having interfering surface, and set of the...
    • Patent number 11,590,758
    • Issue date Feb 28, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Kosuke Nukui
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Tank set and liquid-consuming apparatus
    • Patent number 11,584,136
    • Issue date Feb 21, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Masahiro Hayashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ejection-material ejection apparatus and imprinting apparatus
    • Patent number 11,535,039
    • Issue date Dec 27, 2022
    • Canon Kabushiki Kaisha
    • Nobuto Kawahara
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Liquid ejection apparatus and liquid tank
    • Patent number 11,511,548
    • Issue date Nov 29, 2022
    • Canon Kabushiki Kaisha
    • Masaya Uyama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 11,504,975
    • Issue date Nov 22, 2022
    • Seiko Epson Corporation
    • Takahiro Netsu
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 11,472,193
    • Issue date Oct 18, 2022
    • Seiko Epson Corporation
    • Takahiro Netsu
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge device
    • Patent number 11,420,446
    • Issue date Aug 23, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Kenta Horade
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus and computer-readable storage medium
    • Patent number 11,396,187
    • Issue date Jul 26, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Shunsuke Minamikawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Printer
    • Patent number 11,345,161
    • Issue date May 31, 2022
    • Seiko Epson Corporation
    • Takuma Usuda
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Information processing apparatus and notification method
    • Patent number 11,331,928
    • Issue date May 17, 2022
    • Canon Kabushiki Kaisha
    • Yuka Katahira
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 11,325,393
    • Issue date May 10, 2022
    • Seiko Epson Corporation
    • Takahiro Netsu
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 11,325,392
    • Issue date May 10, 2022
    • Seiko Epson Corporation
    • Takahiro Netsu
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printer
    • Patent number 11,312,149
    • Issue date Apr 26, 2022
    • Seiko Epson Corporation
    • Shunichi Hizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents