Patents by Inventor Yu-Jen Li

Yu-Jen Li 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).

  • Patent number: 11821685
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: November 21, 2023
    Assignee: Nail Alliance, LLC
    Inventors: Danny Lee Haile, Kuo-Chang Cheng, Yu-Jen Li, Ya-Wen Wu, Pei-Chen Yang
  • Publication number: 20200056841
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Application
    Filed: September 9, 2019
    Publication date: February 20, 2020
    Inventors: Danny Lee Haile, Kuo-Chang Cheng, Yu-Jen Li, Ya-Wen Wu, Pei-Chen Yang
  • Patent number: 10408537
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: September 10, 2019
    Assignee: Nail Alliance, LLC
    Inventors: Danny Lee Haile, Kuo-Chang Cheng, Yu-Jen Li, Ya-Wen Wu, Pei-Chen Yang
  • Publication number: 20180023892
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Application
    Filed: September 19, 2017
    Publication date: January 25, 2018
    Inventors: Danny Lee Haile, Kuo-Chang Cheng, Yu-Jen Li, Ya-Wen Wu, Pei-Chen Yang
  • Patent number: 9810479
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Grant
    Filed: May 28, 2016
    Date of Patent: November 7, 2017
    Assignee: Nail Alliance, LLC
    Inventors: Danny Lee Haile, Kuo-Chang Cheng, Yu-Jen Li, Ya-Wen Wu, Pei-Chen Yang
  • Publication number: 20160273833
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Application
    Filed: May 28, 2016
    Publication date: September 22, 2016
    Inventors: Danny Lee Haile, Kuo-Chang Cheng, Yu-Jen Li, Ya-Wen Wu, Pei-Chen Yang
  • Patent number: 9351555
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: May 31, 2016
    Assignee: Nail Alliance, LLC
    Inventors: Yu-Jen Li, Kuo-Chang Cheng, Ya-Wen Wu, Pei-Chen Yang
  • Patent number: 9232843
    Abstract: A nail polish curing device comprises: a lower part having a top surface and a reflective lower recess-defining surface that extends downwardly from the top surface and that defines a lower recess; an upper part disposed above the lower part and having a top wall, a bottom surface, and a reflective upper recess-defining surface that extends upwardly from the bottom surface and that defines an upper recess, the top wall being formed with a plurality of through-holes; a circuit board mounted on the top wall of the upper part; and a plurality of light emitting elements mounted on and electrically connected to the circuit board and extending respectively through the through-holes into the upper recess so as to emit light into the upper and lower recesses.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: January 12, 2016
    Assignee: Beauty Bela Cosme Corp.
    Inventors: Yu-Jen Li, Yi-Min Wang, I-Chen Hsieh
  • Patent number: 9072357
    Abstract: A nail polish curing device comprises: a lower part defining a lower recess; an upper part pivoted to the lower part and defining an upper recess; a circuit board mounted on the upper part; and at least one light emitting element connected to the circuit board. The upper part is rotatable relative to the lower part between a first angular position, in which the upper and lower recesses overlap along a vertical direction and cooperate with each other to define an accommodating space for receiving a user's finger therein, and a second angular position, in which the upper and lower recesses do not overlap along the vertical direction, thereby facilitating insertion of a user's toe into an irradiating space between a bottom surface of the upper part and a reference surface.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: July 7, 2015
    Assignee: BEAUTY BELA COSME CORP.
    Inventors: Yu-Jen Li, Yi-Min Wang, I-Chen Hsieh
  • Publication number: 20150164200
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The light reflective inner casing is preferably provided as an effective UV light reflector and as a supporting substrate of the UV LED light source while being capable of transmitting heat from the UV LED light source away for further heat dissipation to the ambient by the outer casing. The outer casing is detachably attached to the inner casing and allows a greater user interaction for decorative and entertainment purposes while also being a protective and heat dissipation means.
    Type: Application
    Filed: February 27, 2015
    Publication date: June 18, 2015
    Inventors: Yu-Jen LI, Kuo-Chang Cheng, Ya-Wen Wu, Pei-Chen Yang
  • Patent number: 8993983
    Abstract: Nail gel curing devices emitting ultraviolet light, as well as methods of their making and use are disclosed. The devices are useful for curing, inter alia, acrylic compositions, more particularly, acrylic nail gel compositions, and typically employ ultraviolet and/or visible light emitting diodes (“LED”) to cure such ultraviolet and/or visible light curable nail gel resins.
    Type: Grant
    Filed: May 13, 2010
    Date of Patent: March 31, 2015
    Assignee: Nail Alliance LLC
    Inventors: Yu-Jen Li, Kuo-Chang Cheng, Ya-Wen Wu, Pei-Chen Yang
  • Publication number: 20140338216
    Abstract: A nail polish curing device comprises: a lower part defining a lower recess; an upper part pivoted to the lower part and defining an upper recess; a circuit board mounted on the upper part; and at least one light emitting element connected to the circuit board. The upper part is rotatable relative to the lower part between a first angular position, in which the upper and lower recesses overlap along a vertical direction and cooperate with each other to define an accommodating space for receiving a user's finger therein, and a second angular position, in which the upper and lower recesses do not overlap along the vertical direction, thereby facilitating insertion of a user's toe into an irradiating space between a bottom surface of the upper part and a reference surface.
    Type: Application
    Filed: July 12, 2013
    Publication date: November 20, 2014
    Inventors: Yu-Jen Li, Yi-Min Wang, I-Chen Hsieh
  • Publication number: 20140338215
    Abstract: A nail polish curing device comprises: a lower part having a top surface and a reflective lower recess-defining surface that extends downwardly from the top surface and that defines a lower recess; an upper part disposed above the lower part and having a top wall, a bottom surface, and a reflective upper recess-defining surface that extends upwardly from the bottom surface and that defines an upper recess, the top wall being formed with a plurality of through-holes; a circuit board mounted on the top wall of the upper part; and a plurality of light emitting elements mounted on and electrically connected to the circuit board and extending respectively through the through-holes into the upper recess so as to emit light into the upper and lower recesses.
    Type: Application
    Filed: July 11, 2013
    Publication date: November 20, 2014
    Inventors: Yu-Jen Li, Yi-Min Wang, I-Chen Hsieh
  • Patent number: 8414312
    Abstract: A connector structure includes a first connector installed on a host device. The first connector includes a first base, a first terminal set installed on the first base, and a first grounding component installed on the first base. The connector structure further includes a second connector installed on a docking station for connecting with the first connector. The second connector includes a second base, a second terminal set installed on the second base for contacting with the first terminal set so as to transmit signals between the host device and the docking station with the first terminal set when the host device is docked in the docking station, and a second grounding component installed on the second base for contacting with the first grounding component so as to ground with the first grounding component when the host device is docked in the docking station.
    Type: Grant
    Filed: August 18, 2011
    Date of Patent: April 9, 2013
    Assignee: Wistron Corporation
    Inventors: Chin-Chung Hung, Yu-Jen Li, Tsung-Jen Su
  • 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
  • Publication number: 20120153804
    Abstract: The present invention is related to a UV CCFL lamp, and more particularly, to a UV CCFL lamp for curing a nail gel with a UVA irradiation having a peak wavelength of such as 366 nm or 368 nm in the field of nail art. In order to provide a UV CCFL lamp capable generating ultraviolet light of high intensity and uniform lighting with great electrical safety and reliability, the UV CCFL lamp of the present invention comprises a translucent hermetic envelope configured to enclose a discharge medium and a UV-excited phosphor to generate the desired UV irradiation preferably in the UVA spectrum range.
    Type: Application
    Filed: December 17, 2010
    Publication date: June 21, 2012
    Inventor: Yu Jen Li
  • Publication number: 20120071013
    Abstract: A connector structure includes a first connector installed on a host device. The first connector includes a first base, a first terminal set installed on the first base, and a first grounding component installed on the first base. The connector structure further includes a second connector installed on a docking station for connecting with the first connector. The second connector includes a second base, a second terminal set installed on the second base for contacting with the first terminal set so as to transmit signals between the host device and the docking station with the first terminal set when the host device is docked in the docking station, and a second grounding component installed on the second base for contacting with the first grounding component so as to ground with the first grounding component when the host device is docked in the docking station.
    Type: Application
    Filed: August 18, 2011
    Publication date: March 22, 2012
    Inventors: Chin-Chung Hung, Yu-Jen Li, Tsung-Jen Su
  • Publication number: 20120060757
    Abstract: The present invention is related to an UV curing apparatus, and more particularly, to an UV CCFL curing apparatus utilizing UV CCFL as light source. In order to provide an curing apparatus capable of generating UV light of high intensity and uniform lighting with great electrical safety and reliability, the UV CCFL curing apparatus of the present invention comprises a detachable UV CCFL light source that is designed and built to operate at high voltage, in a range greater than or equal to one thousand volts, with dielectric plugs and installation guides, and it may preferably include a light-transmissive protective cover to further protect users from direct contact with the UV CCFL light source during the curing operation in the curing chamber of the apparatus and to offer as a further protection to the fragileness of the UV CCFL thin glass tubes, which may too further filter certain wavelength of the UV light, such UVC.
    Type: Application
    Filed: September 15, 2010
    Publication date: March 15, 2012
    Inventors: Yu Jen Li, Kuo Chang Cheng
  • Publication number: 20110277338
    Abstract: The present invention is related to an UV LED curing apparatus, and more particularly, to an UV LED curing apparatus with improved housing and switch controller. The UV LED curing apparatus of the present invention is preferably provided for curing UV hardening gel applied onto the nails of multiple fingers or toes all at once and with automatic controls; the UV LED curing apparatus comprises a light reflective inner casing enclosing a curing chamber having a front opening, an outer casing detachably attached to the inner casing and an UV LED light source disposed on the inner casing and capable of providing an illumination covering a large space in the curing chamber.
    Type: Application
    Filed: May 13, 2010
    Publication date: November 17, 2011
    Applicant: COSMEX CO., LTD.
    Inventors: Yu-Jen Li, Kuo-Chang Cheng, Ya-Wen Wu, Pei-Chen Yang
  • 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