Patents by Inventor Fu-Ju Sheu

Fu-Ju Sheu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • UV LED curing appartus with improved illumination and timer control
    Patent number: 8312641
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to a portable UV LED curing apparatus with improved illumination and timer control to solidify a UV hardening gel, such as acrylic gel. The present invention provides an UV LED curing apparatus comprising a housing and an UV LED lighting assembly enclosed in the housing. The housing is provided with a light aperture allowing UV light shone from an UV LED light source on the UV LED lighting assembly and controlled by a timer and a current regulator integrated thereon. The UV LED lighting assembly is further provided with an optical element to direct and confine UV light shine toward the light aperture of the housing, capable of providing a focused illumination and preventing leakage of UV light outside of the housing.
    Type: Grant
    Filed: April 16, 2010
    Date of Patent: November 20, 2012
    Assignee: Cosmex Co., Ltd.
    Inventors: Yu-Jen Li, Kuo-Chang Chang, Fu-Ju Sheu, Szu-Hua Wu
  • UV LED CURING APPARTUS WITH IMPROVED ILLUMINATION AND TIMER CONTROL
    Publication number: 20110252661
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to a portable UV LED curing apparatus with improved illumination and timer control to solidify a UV hardening gel, such as acrylic gel. The present invention provides an UV LED curing apparatus comprising a housing and an UV LED lighting assembly enclosed in the housing. The housing is provided with a light aperture allowing UV light shone from an UV LED light source on the UV LED lighting assembly and controlled by a timer and a current regulator integrated thereon. The UV LED lighting assembly is further provided with an optical element to direct and confine UV light shine toward the light aperture of the housing, capable of providing a focused illumination and preventing leakage of UV light outside of the housing.
    Type: Application
    Filed: April 16, 2010
    Publication date: October 20, 2011
    Applicant: COSMEX CO., LTD
    Inventors: Yu-Jen Li, Kuo-Chang Chang, Fu-Ju Sheu, Szu-Hua Wu
  • Fingernail polish curing lamp
    Patent number: D637352
    Type: Grant
    Filed: May 8, 2010
    Date of Patent: May 3, 2011
    Assignee: Cosmex Co., Ltd.
    Inventors: Yu-Jen Li, Kuo-Chang Chang, Fu-Ju Sheu, Szu-Hua Wu, Pei-Chen Yang, Ya-Wen Wu