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Katsunari Kumagai

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Patents Grantslast 30 patents

  • 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

    Recording apparatus
    • Patent number 11,654,704
    • Issue date May 23, 2023
    • Seiko Epson Corporation
    • Keita Hanawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording apparatus
    • Patent number 11,167,575
    • Issue date Nov 9, 2021
    • Seiko Epson Corporation
    • Keita Hanawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording apparatus
    • Patent number 11,161,349
    • Issue date Nov 2, 2021
    • Seiko Epson Corporation
    • Katsunari Kumagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording apparatus
    • Patent number 10,252,536
    • Issue date Apr 9, 2019
    • Seiko Epson Corporation
    • Satoshi Nakata
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording apparatus
    • Patent number 10,093,118
    • Issue date Oct 9, 2018
    • Seiko Epson Corporation
    • Katsunari Kumagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording device
    • Patent number 8,820,869
    • Issue date Sep 2, 2014
    • Seiko Epson Corporation
    • Katsunari Kumagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording apparatus
    • Patent number 8,820,870
    • Issue date Sep 2, 2014
    • Seiko Epson Corporation
    • Katsunari Kumagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal printer having integrally formed paper guide and frame
    • Patent number 6,276,848
    • Issue date Aug 21, 2001
    • Seiko Epson Corporation
    • Hiroshi Takizawa
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    MEDIUM FEEDING DEVICE, RECORDING DEVICE, FEEDING ROLLER UNIT, AND M...
    • Publication number 20240327156
    • Publication date Oct 3, 2024
    • SEIKO EPSON CORPORATION
    • Katsunari KUMAGAI
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    LIQUID DISCHARGE APPARATUS
    • Publication number 20230322005
    • Publication date Oct 12, 2023
    • SEIKO EPSON CORPORATION
    • Kohei KOZAKI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20220032642
    • Publication date Feb 3, 2022
    • SEIKO EPSON CORPORATION
    • Katsunari KUMAGAI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20220024233
    • Publication date Jan 27, 2022
    • SEIKO EPSON CORPORATION
    • Keita HANAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20200361220
    • Publication date Nov 19, 2020
    • SEIKO EPSON CORPORATION
    • Katsunari KUMAGAI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20200269619
    • Publication date Aug 27, 2020
    • SEIKO EPSON CORPORATION
    • Keita HANAWA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID CONTAINER AND A LIQUID EJECTION APPARATUS
    • Publication number 20180099505
    • Publication date Apr 12, 2018
    • SEIKO EPSON CORPORATION
    • Katsumi YAMADA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20170246871
    • Publication date Aug 31, 2017
    • SEIKO EPSON CORPORATION
    • Satoshi NAKATA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20170246891
    • Publication date Aug 31, 2017
    • SEIKO EPSON CORPORATION
    • Katsunari KUMAGAI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING APPARATUS
    • Publication number 20140009519
    • Publication date Jan 9, 2014
    • Katsunari Kumagai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    RECORDING DEVICE
    • Publication number 20140009518
    • Publication date Jan 9, 2014
    • Katsunari KUMAGAI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID EJECTION APPARATUS
    • Publication number 20090278888
    • Publication date Nov 12, 2009
    • SEIKO EPSON CORPORATION
    • Yosuke Nakano
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS