Patents by Inventor Kang Hyun Cho

Kang Hyun 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).

  • Publication number: 20240181570
    Abstract: Provided are a method for forming a wick part for a vapor chamber and a method for manufacturing the vapor chamber. The method for forming the wick part for the vapor chamber includes a base material preparation step for preparing a base material of a chamber body in which a refrigerant is accommodated, a laser installation step for setting a laser emitter on one side of the base material prepared in the base material preparation step, and a wick part processing step for processing a wick part having a predetermined size into a predetermined engraved pattern by means of a predetermined emitted laser beam by using the laser emitter installed in the laser installation step, thereby providing the advantage of being able to improve the product productivity of the vapor chamber.
    Type: Application
    Filed: December 10, 2023
    Publication date: June 6, 2024
    Applicant: KMW INC.
    Inventors: Hang Hyeon CHO, Jong Min LEE, Jae Ho JANG, Kang Hyun LEE
  • Patent number: 9046252
    Abstract: The present invention relates to a light emitting diode (LED) lamp, and an object of the present invention is to provide an LED lamp in which an LED can be easily exchanged and external vibration can be absorbed to prevent the play thereof. To this end, an LED lamp according to the present invention comprises an LED package having a lead frame; a printed circuit board separated from the LED package and having a conductive pattern formed on a surface thereof facing the lead frame; and a pressing means for pressing the LED package toward the PCB so that the lead frame is in contact with the conductive pattern.
    Type: Grant
    Filed: January 10, 2007
    Date of Patent: June 2, 2015
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Jae Ho Cho, Jung Yun Kim, Kang Hyun Cho
  • Patent number: 8053799
    Abstract: The present invention has an object to provide a LED package having a means capable of precisely limiting a region in which a resin containing a phosphor is dotted on a member on which an LED chip is supported. To this end, an LED package according to the present invention comprises a package body having an inner space with an LED chip mounted therein, the inner space being open toward a light emission direction; a chip support member mounted to the inner space of the package body to support the LED chip; a phosphor resin member formed by dotting resin containing a phosphor onto the LED chip; and a region limitation means provided on the chip support member and defining a region in which the phosphor resin member is formed.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: November 8, 2011
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: You Jin Kwon, Jung Hu Seo, Byoung Ki Pyo, Kang Hyun Cho
  • Publication number: 20100072499
    Abstract: The present invention has an object to provide a LED package having a means capable of precisely limiting a region in which a resin containing a phosphor is dotted on a member on which an LED chip is supported. To this end, an LED package according to the present invention comprises a package body having an inner space with an LED chip mounted therein, the inner space being open toward a light emission direction; a chip support member mounted to the inner space of the package body to support the LED chip; a phosphor resin member formed by dotting resin containing a phosphor onto the LED chip; and a region limitation means provided on the chip support member and defining a region in which the phosphor resin member is formed.
    Type: Application
    Filed: September 27, 2007
    Publication date: March 25, 2010
    Applicant: Seoul Semiconductor Co., Ltd.
    Inventors: You Jin Kwon, Jung Hu Seo, Byoung Ki Pyo, Kang Hyun Cho
  • Publication number: 20090218586
    Abstract: The present invention relates to a light emitting diode (LED) lamp, and an object of the present invention is to provide an LED lamp in which an LED can be easily exchanged and external vibration can be absorbed to prevent the play thereof. To this end, an LED lamp according to the present invention comprises an LED package having a lead frame; a printed circuit board separated from the LED package and having a conductive pattern formed on a surface thereof facing the lead frame; and a pressing means for pressing the LED package toward the PCB so that the lead frame is in contact with the conductive pattern.
    Type: Application
    Filed: January 10, 2007
    Publication date: September 3, 2009
    Applicant: SEOUL SEMICONDUCTOR CO., LTD.
    Inventors: Jae Ho Cho, Jung Yun Kim, Kang Hyun Cho