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PREOPTIX (JIANGSU) CO. LTD.

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  • Jiang Su, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Clamp
    • Patent number 9,022,214
    • Issue date May 5, 2015
    • Preoptix (Jiangsu) Co., Ltd.
    • Tu-Fu Lai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Lens assembly
    • Patent number 8,780,467
    • Issue date Jul 15, 2014
    • Preoptix (Jiangsu) Co. Ltd.
    • Tu-Fa Lai
    • G02 - OPTICS
  • Information Patent Grant

    Aperture adjusting device
    • Patent number 8,587,854
    • Issue date Nov 19, 2013
    • Preoptix (Jiangsu) Co., Ltd.
    • Tu Fa Lai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

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