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Hirotaka KASHIWAGI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Asphalt composition
    • Patent number 11,958,975
    • Issue date Apr 16, 2024
    • Kao Corporation
    • Hiroki Kakiuchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    ASPHALT MODIFIER
    • Publication number 20230250290
    • Publication date Aug 10, 2023
    • KAO CORPORATION
    • Hirotaka KASHIWAGI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    ASPHALT COMPOSITION
    • Publication number 20230125029
    • Publication date Apr 20, 2023
    • KAO CORPORATION
    • Yusuke AKINO
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    ASPHALT COMPOSITION
    • Publication number 20210395529
    • Publication date Dec 23, 2021
    • KAO CORPORATION
    • Hiroki KAKIUCHI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...