TREA

Akira Hatakeyama

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  • Saku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extrusion type coating head
    • Patent number 5,643,363
    • Issue date Jul 1, 1997
    • TDK Corporation
    • Ryuji Hosogaya
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Coating apparatus
    • Patent number 5,634,976
    • Issue date Jun 3, 1997
    • TDK Corporation
    • Ryuji Hosogaya
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Coating apparatus
    • Patent number 5,624,497
    • Issue date Apr 29, 1997
    • TDK Corporation
    • Hideki Tanaka
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Extrusion type coating head
    • Patent number 5,591,266
    • Issue date Jan 7, 1997
    • TDK Corporation
    • Yoshihisa Osawa
    • G11 - INFORMATION STORAGE