TREA

Akio Totsuka

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tier sheets
    • Patent number 5,401,563
    • Issue date Mar 28, 1995
    • Nippon Petrochemicals Company, Limited
    • Akihide Kurata
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Apparatus for manufacturing sheets
    • Patent number 5,267,848
    • Issue date Dec 7, 1993
    • Nippon Petrochemicals Company, Limited
    • Akio Totsuka
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Method and apparatus for manufacturing sheets
    • Patent number 5,250,246
    • Issue date Oct 5, 1993
    • Nippon Petrochemicals Co., Ltd.
    • Akio Totsuka
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING