Patents by Inventor Yang-sik CHO

Yang-sik CHO 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: 10119671
    Abstract: The present disclosure relates to a light-emitting device and a vehicular lamp including the same. The light-emitting device may include a light-emitting unit and a sidewall. The light emitting unit may include a light-emitting element. The sidewall may surround a side of the light-emitting unit and adjoin the side of the light-emitting unit. The light-emitting element may include at least two light-emitting cells grown on a single growth substrate and may be electrically connected to one another.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: November 6, 2018
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Yang Sik Cho, Yoon Seop Lee, Dae Wook Kim, Da Hye Kim
  • Publication number: 20180149328
    Abstract: The present disclosure relates to a light-emitting device and a vehicular lamp including the same. The light-emitting device may include a light-emitting unit and a sidewall. The light emitting unit may include a light-emitting element. The sidewall may surround a side of the light-emitting unit and adjoin the side of the light-emitting unit. The light-emitting element may include at least two light-emitting cells grown on a single growth substrate and may be electrically connected to one another.
    Type: Application
    Filed: May 24, 2016
    Publication date: May 31, 2018
    Inventors: Yang Sik CHO, Yoon Seop LEE, Dae Wook KIM, Da Hye KIM
  • Patent number: 9673358
    Abstract: Disclosed is a light-emitting module capable of not only improving appearance quality but also maximizing light efficiency. The disclosed light-emitting module comprises: a circuit board; a light-emitting diode chip which is flip-bonded on the circuit board; and a housing which is positioned on the circuit board and surrounds the light-emitting diode chip, wherein the housing has a recess and reflective part having a curvature structure formed on an inner wall of the recess.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: June 6, 2017
    Assignee: SEOUL SEMICONDUCTOR CO., LTD.
    Inventors: Jong Min Lee, Yang Sik Cho
  • Publication number: 20160005931
    Abstract: Disclosed is a light-emitting module capable of not only improving appearance quality but also maximizing light efficiency. The disclosed light-emitting module comprises: a circuit board; a light-emitting diode chip which is flip-bonded on the circuit board; and a housing which is positioned on the circuit board and surrounds the light-emitting diode chip, wherein the housing has a recess and reflective part having a curvature structure formed on an inner wall of the recess.
    Type: Application
    Filed: February 28, 2014
    Publication date: January 7, 2016
    Applicant: SEOUL SEMICONDUCTOR CO., LTD.
    Inventors: Jong Min Lee, Yang Sik Cho
  • Patent number: 8674232
    Abstract: A device-embedded flexible printed circuit board (FPCB) and a method of manufacturing the device-embedded FPCB are provided. The device-embedded FPCB includes: a first conductive layer; a first insulating layer which is disposed on the first conductive layer and includes at least one bump hole and at least one groove; a first plating layer which is formed in the at least one groove of the first insulating layer; and a device which includes at least one bump which is inserted into the at least one bump hole to be connected to the first conductive layer.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: March 18, 2014
    Assignee: Samsung Techwin Co., Ltd.
    Inventors: Yang-sik Cho, Sung-taik Hong, Gun-ho Wang
  • Publication number: 20120043114
    Abstract: A device-embedded flexible printed circuit board (FPCB) and a method of manufacturing the device-embedded FPCB are provided. The device-embedded FPCB includes: a first conductive layer; a first insulating layer which is disposed on the first conductive layer and includes at least one bump hole and at least one groove; a first plating layer which is formed in the at least one groove of the first insulating layer; and a device which includes at least one bump which is inserted into the at least one bump hole to be connected to the first conductive layer.
    Type: Application
    Filed: May 26, 2011
    Publication date: February 23, 2012
    Applicant: SAMSUNG TECHWIN CO., LTD.
    Inventors: Yang-sik CHO, Sung-taik HONG, Gun-ho WANG