TREA

Yosuke Setagawa

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  • Fujioka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Erasing member and erasing tool using the same
    • Patent number 11,207,913
    • Issue date Dec 28, 2021
    • Mitsubishi Pencil Company, Limited
    • Satoru Banzai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 9,636,940
    • Issue date May 2, 2017
    • Mitsubishi Pencil Company, Limited
    • Toshimi Kamitani
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    OILY INK COMPOSITION FOR WRITING UTENSIL
    • Publication number 20240166901
    • Publication date May 23, 2024
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Yosuke SETAGAWA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20150298489
    • Publication date Oct 22, 2015
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Toshimi KAMITANI
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    ERASING MEMBER AND ERASING TOOL USING THE SAME
    • Publication number 20140150203
    • Publication date Jun 5, 2014
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Satoru Banzai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES