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Kohei KUMAMOTO

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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid supply apparatus
    • Patent number 11,059,300
    • Issue date Jul 13, 2021
    • Seiko Epson Corporation
    • Kohei Kumamoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    PRINTHEAD CONTROL CIRCUIT AND LIQUID EJECTING APPARATUS
    • Publication number 20230264468
    • Publication date Aug 24, 2023
    • SEIKO EPSON CORPORATION
    • Kohei KUMAMOTO
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID SUPPLY APPARATUS
    • Publication number 20200307240
    • Publication date Oct 1, 2020
    • SEIKO EPSON CORPORATION
    • Kohei KUMAMOTO
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS