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Taku ISHIZAWA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink replenishment container
    • Patent number 12,103,312
    • Issue date Oct 1, 2024
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink bottle and bottle set
    • Patent number 11,932,022
    • Issue date Mar 19, 2024
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink refill container and ink refill system
    • Patent number 11,926,162
    • Issue date Mar 12, 2024
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink replenish container
    • Patent number D988398
    • Issue date Jun 6, 2023
    • Seiko Epson Corporation
    • Noriyuki Fukasawa
    • D18 - Printing and office machinery
  • Information Patent Grant

    Ink refill container and ink refill system
    • Patent number 11,667,123
    • Issue date Jun 6, 2023
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink bottle and bottle set
    • Patent number 11,597,207
    • Issue date Mar 7, 2023
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Packaging container
    • Patent number D979418
    • Issue date Feb 28, 2023
    • Seiko Epson Corporation
    • Tomoyuki Higuchi
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Ink refill container and ink refill system
    • Patent number 11,541,662
    • Issue date Jan 3, 2023
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid container
    • Patent number 11,465,419
    • Issue date Oct 11, 2022
    • Seiko Epson Corporation
    • Noriyuki Fukasawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejecting system, specific liquid container, provision method...
    • Patent number 11,440,329
    • Issue date Sep 13, 2022
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid storage container
    • Patent number 11,370,224
    • Issue date Jun 28, 2022
    • Seiko Epson Corporation
    • Noriyuki Fukasawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid supply system and liquid container
    • Patent number 11,318,748
    • Issue date May 3, 2022
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Container
    • Patent number 11,305,549
    • Issue date Apr 19, 2022
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink container
    • Patent number 11,298,947
    • Issue date Apr 12, 2022
    • Seiko Epson Corporation
    • Yoshiaki Shimizu
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printing system
    • Patent number 11,298,952
    • Issue date Apr 12, 2022
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming apparatus executes image formation process using spot...
    • Patent number 11,269,574
    • Issue date Mar 8, 2022
    • Seiko Epson Corporation
    • Taku Ishizawa
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Ink bottle and bottle set
    • Patent number 11,192,380
    • Issue date Dec 7, 2021
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid supply unit
    • Patent number 11,141,985
    • Issue date Oct 12, 2021
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink replenish container
    • Patent number 11,117,379
    • Issue date Sep 14, 2021
    • Seiko Epson Corporation
    • Noriyuki Fukasawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink tank
    • Patent number 11,072,180
    • Issue date Jul 27, 2021
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink refill container and ink refill system
    • Patent number 11,065,879
    • Issue date Jul 20, 2021
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink replenishing container and ink replenishing system
    • Patent number 11,059,299
    • Issue date Jul 13, 2021
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid container
    • Patent number 11,052,668
    • Issue date Jul 6, 2021
    • Seiko Epson Corporation
    • Seigo Miyazawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink jet recording apparatus
    • Patent number RE48556
    • Issue date May 18, 2021
    • Seiko Epson Corporation
    • Taku Ishizawa
  • Information Patent Grant

    Ink refill container and ink refill system
    • Patent number 11,007,787
    • Issue date May 18, 2021
    • Seiko Epson Corporation
    • Tadahiro Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink replenish container
    • Patent number 11,001,068
    • Issue date May 11, 2021
    • Seiko Epson Corporation
    • Noriyuki Fukasawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink replenishing container and ink replenishing system
    • Patent number 10,974,512
    • Issue date Apr 13, 2021
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink replenish container
    • Patent number 10,913,280
    • Issue date Feb 9, 2021
    • Seiko Epson Corporation
    • Noriyuki Fukasawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid supply unit
    • Patent number 10,894,418
    • Issue date Jan 19, 2021
    • Seiko Epson Corporation
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid supplier, liquid supply system, and method of manufacturing...
    • Patent number 10,882,321
    • Issue date Jan 5, 2021
    • Seiko Epson Corporation
    • Manabu Yamaguchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID CONTAINER
    • Publication number 20240208237
    • Publication date Jun 27, 2024
    • SEIKO EPSON CORPORATION
    • Seigo MIYAZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID STORAGE CONTAINER AND METHOD OF RECYCLING LIQUID STORAGE CON...
    • Publication number 20240198687
    • Publication date Jun 20, 2024
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL CONTAINER AND INK REFILL SYSTEM
    • Publication number 20240173985
    • Publication date May 30, 2024
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL CONTAINER
    • Publication number 20230311522
    • Publication date Oct 5, 2023
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL CONTAINER AND INK REFILL SYSTEM
    • Publication number 20230311524
    • Publication date Oct 5, 2023
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK BOTTLE AND BOTTLE SET
    • Publication number 20230173814
    • Publication date Jun 8, 2023
    • SEIKO EPSON CORPORATION
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REPLENISHMENT CONTAINER
    • Publication number 20230136126
    • Publication date May 4, 2023
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REPLENISHMENT CONTAINER
    • Publication number 20230088212
    • Publication date Mar 23, 2023
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL CONTAINER AND INK REFILL SYSTEM
    • Publication number 20230016176
    • Publication date Jan 19, 2023
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK BOTTLE AND BOTTLE SET
    • Publication number 20220055369
    • Publication date Feb 24, 2022
    • SEIKO EPSON CORPORATION
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID CONTAINER
    • Publication number 20210309015
    • Publication date Oct 7, 2021
    • SEIKO EPSON CORPORATION
    • Noriyuki FUKASAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210263692
    • Publication date Aug 26, 2021
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    INK REFILL CONTAINER AND INK REFILL SYSTEM
    • Publication number 20210237456
    • Publication date Aug 5, 2021
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID STORAGE CONTAINER
    • Publication number 20210229453
    • Publication date Jul 29, 2021
    • SEIKO EPSON CORPORATION
    • Noriyuki Fukasawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTING SYSTEM
    • Publication number 20210129551
    • Publication date May 6, 2021
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID EJECTING SYSTEM, SPECIFIC LIQUID CONTAINER, PROVISION METHOD...
    • Publication number 20210070060
    • Publication date Mar 11, 2021
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CONTAINER
    • Publication number 20210060960
    • Publication date Mar 4, 2021
    • SEIKO EPSON CORPORATION
    • Yoshiaki SHIMIZU
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    CONTAINER
    • Publication number 20210031536
    • Publication date Feb 4, 2021
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID SUPPLY SYSTEM AND LIQUID CONTAINER
    • Publication number 20200406625
    • Publication date Dec 31, 2020
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL CONTAINER AND INK REFILL SYSTEM
    • Publication number 20200282730
    • Publication date Sep 10, 2020
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID CONTAINER
    • Publication number 20200276825
    • Publication date Sep 3, 2020
    • SEIKO EPSON CORPORATION
    • Yoshiaki SHIMIZU
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID SUPPLY UNIT
    • Publication number 20200269586
    • Publication date Aug 27, 2020
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID CONTAINER
    • Publication number 20200269589
    • Publication date Aug 27, 2020
    • SEIKO EPSON CORPORATION
    • Seigo MIYAZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REPLENISHING CONTAINER AND INK REPLENISHING SYSTEM
    • Publication number 20200238713
    • Publication date Jul 30, 2020
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REPLENISHING CONTAINER AND INK REPLENISHING SYSTEM
    • Publication number 20200238722
    • Publication date Jul 30, 2020
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL CONTAINER AND INK REFILL SYSTEM
    • Publication number 20200238715
    • Publication date Jul 30, 2020
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK BOTTLE AND BOTTLE SET
    • Publication number 20200139716
    • Publication date May 7, 2020
    • SEIKO EPSON CORPORATION
    • Taku Ishizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID EJECTION APPARATUS
    • Publication number 20200130357
    • Publication date Apr 30, 2020
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID SUPPLY UNIT
    • Publication number 20200114651
    • Publication date Apr 16, 2020
    • SEIKO EPSON CORPORATION
    • Taku ISHIZAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK TANK
    • Publication number 20200086648
    • Publication date Mar 19, 2020
    • SEIKO EPSON CORPORATION
    • Tadahiro MIZUTANI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS