TREA

Lumitter Industry Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Slat opening/closing drive mechanism in shutter equipment
    • Patent number 4,838,331
    • Issue date Jun 13, 1989
    • Bunka Shutter Co., Ltd.
    • Masanori Kasai
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Shutter device
    • Patent number 4,595,043
    • Issue date Jun 17, 1986
    • Bunka Shutter Co., Ltd.
    • Nobuaki Nozawa
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

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