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Keita Hirai

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  • Nagoya-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,685,158
    • Issue date Jun 27, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,673,389
    • Issue date Jun 13, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,618,256
    • Issue date Apr 4, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Jiro Yamamoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Head module
    • Patent number 11,565,522
    • Issue date Jan 31, 2023
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Electronic device including first substrate having first and second...
    • Patent number 11,430,755
    • Issue date Aug 30, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,413,868
    • Issue date Aug 16, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,345,146
    • Issue date May 31, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge apparatus and image recording apparatus including...
    • Patent number 11,338,582
    • Issue date May 24, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head and liquid discharge apparatus
    • Patent number 11,331,906
    • Issue date May 17, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,305,532
    • Issue date Apr 19, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head and liquid ejection apparatus
    • Patent number 11,285,726
    • Issue date Mar 29, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,273,637
    • Issue date Mar 15, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,260,660
    • Issue date Mar 1, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,254,140
    • Issue date Feb 22, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Piezoelectric actuator, liquid discharge head, and manufacturing me...
    • Patent number 11,258,003
    • Issue date Feb 22, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Toru Kakiuchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharging head
    • Patent number 11,247,460
    • Issue date Feb 15, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,241,882
    • Issue date Feb 8, 2022
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Composite substrate for preventing bonding failure between substrates
    • Patent number 11,189,775
    • Issue date Nov 30, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,155,087
    • Issue date Oct 26, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,135,843
    • Issue date Oct 5, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Jiro Yamamoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge head
    • Patent number 11,117,385
    • Issue date Sep 14, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,097,539
    • Issue date Aug 24, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,097,538
    • Issue date Aug 24, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Head module
    • Patent number 11,077,663
    • Issue date Aug 3, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection apparatus
    • Patent number 11,065,873
    • Issue date Jul 20, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid discharge apparatus and image recording apparatus including...
    • Patent number 11,065,875
    • Issue date Jul 20, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Head module
    • Patent number 11,052,658
    • Issue date Jul 6, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejection head
    • Patent number 11,046,077
    • Issue date Jun 29, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid ejecting head including first plate, second plate, and protr...
    • Patent number 10,960,671
    • Issue date Mar 30, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Hideki Hayashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Liquid jetting apparatus and method of producing liquid jetting app...
    • Patent number 10,906,308
    • Issue date Feb 2, 2021
    • Brother Kogyo Kabushiki Kaisha
    • Taiki Tanaka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20220024210
    • Publication date Jan 27, 2022
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20210394514
    • Publication date Dec 23, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Jiro Yamamoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20210354459
    • Publication date Nov 18, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Head Module
    • Publication number 20210323307
    • Publication date Oct 21, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    ELECTRONIC DEVICE INCLUDING FIRST SUBSTRATE HAVING FIRST AND SECOND...
    • Publication number 20210043595
    • Publication date Feb 11, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita HIRAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20210031516
    • Publication date Feb 4, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita HIRAI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20210031515
    • Publication date Feb 4, 2021
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita HIRAI
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20200391509
    • Publication date Dec 17, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20200384759
    • Publication date Dec 10, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharging Head
    • Publication number 20200384762
    • Publication date Dec 10, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20200384771
    • Publication date Dec 10, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20200384764
    • Publication date Dec 10, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20200376839
    • Publication date Dec 3, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20200376836
    • Publication date Dec 3, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head and Liquid Ejection Apparatus
    • Publication number 20200376846
    • Publication date Dec 3, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20200324553
    • Publication date Oct 15, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Head Module
    • Publication number 20200307202
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Apparatus and Image Recording Apparatus Including...
    • Publication number 20200307205
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20200307199
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20200307213
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20200307192
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Head Module
    • Publication number 20200307197
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Hirai
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Apparatus
    • Publication number 20200307203
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Apparatus and Image Recording Apparatus Including...
    • Publication number 20200307204
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Hiroshi Katayama
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head and Liquid Discharge Apparatus
    • Publication number 20200307182
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Ejection Head
    • Publication number 20200307215
    • Publication date Oct 1, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Jiro Yamamoto
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head and Liquid Discharge Apparatus Provided with...
    • Publication number 20200238704
    • Publication date Jul 30, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head and Liquid Discharge Apparatus Provided with...
    • Publication number 20200238686
    • Publication date Jul 30, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Shohei Koide
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Liquid Discharge Head
    • Publication number 20200207100
    • Publication date Jul 2, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Keita Sugiura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LIQUID JETTING APPARATUS AND METHOD OF PRODUCING LIQUID JETTING APP...
    • Publication number 20200189278
    • Publication date Jun 18, 2020
    • BROTHER KOGYO KABUSHIKI KAISHA
    • Taiki TANAKA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS