TREA

Kaoru Yoshida

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  • Ibaraki, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    External additive for toner and toner
    • Patent number 12,140,906
    • Issue date Nov 12, 2024
    • Canon Kabushiki Kaisha
    • Ichiro Kanno
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    TONER AND METHOD FOR PRODUCING TONER
    • Publication number 20230152725
    • Publication date May 18, 2023
    • Canon Kabushiki Kaisha
    • Kouichirou Ochi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    EXTERNAL ADDITIVE FOR TONER AND TONER
    • Publication number 20220236656
    • Publication date Jul 28, 2022
    • Canon Kabushiki Kaisha
    • Ichiro Kanno
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    EXTERNAL ADDITIVE FOR TONER AND TONER
    • Publication number 20220236655
    • Publication date Jul 28, 2022
    • Canon Kabushiki Kaisha
    • Ichiro Kanno
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    EXTERNAL ADDITIVE FOR TONER, TONER AND IMAGE FORMING APPARATUS
    • Publication number 20220187728
    • Publication date Jun 16, 2022
    • Canon Kabushiki Kaisha
    • Masaharu Miura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...