Patents by Inventor Inchul Cho

Inchul 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).

  • Method for manufacturing active metal-brazed nitride ceramic substrate with excellent joining strength
    Patent number: 11964919
    Abstract: A method for manufacturing active metal-brazed a nitride ceramics substrate having excellent joining strength, includes: a step of preparing a mixed raw material; a step of forming a green sheet of the mixed raw material by a tape casting method; a step of removing a binder by performing degreasing; a step of performing sintering; a step of forming an aluminum nitride sintered substrate by performing gradual cooling; and a step of printing a conductive wiring pattern with active metal paste on the aluminum nitride sintered substrate.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: April 23, 2024
    Assignee: ZONE INFINITYCO., LTD.
    Inventor: Inchul Cho
  • METHOD FOR MANUFACTURING ACTIVE METAL-BRAZED NITRIDE CERAMIC SUBSTRATE WITH EXCELLENT JOINING STRENGTH
    Publication number: 20210269368
    Abstract: A method for manufacturing active metal-brazed a nitride ceramics substrate having excellent joining strength, includes: a step of preparing a mixed raw material; a step of forming a green sheet of the mixed raw material by a tape casting method; a step of removing a binder by performing degreasing; a step of performing sintering; a step of forming an aluminum nitride sintered substrate by performing gradual cooling; and a step of printing a conductive wiring pattern with active metal paste on the aluminum nitride sintered substrate.
    Type: Application
    Filed: August 14, 2019
    Publication date: September 2, 2021
    Inventor: Inchul CHO
  • Liquid crystal display device comprising a screw-shaped combining member affixing a middle frame to a cover bottom through a first groove of a contacting portion
    Patent number: 10101603
    Abstract: A liquid crystal display device comprises a liquid crystal display panel, a back light unit that emits light to the display panel, a middle frame that supports the display panel and is disposed on a side of the back light unit, and a cover bottom that contacts a lower surface of the back light unit. The middle frame includes a contacting portion which makes contact with a portion of an upper surface of the cover bottom, and a protruding portion which adjoins a side surface of the cover bottom and protrudes from the contacting portion toward a bottom surface of the cover bottom.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: October 16, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Inchul Cho, YongSoo Kim, Daeyoung Jung, Daeduk Kim, EuiJung Kim, GilYoung Lim, Jakyung Goo
  • LIQUID CRYSTAL DISPLAY DEVICE
    Publication number: 20160147107
    Abstract: A liquid crystal display device comprises a liquid crystal display panel, a back light unit that emits light to the display panel, a middle frame that supports the display panel and is disposed on a side of the back light unit, and a cover bottom that contacts a lower surface of the back light unit. The middle frame includes a contacting portion which makes contact with a portion of an upper surface of the cover bottom, and a protruding portion which adjoins a side surface of the cover bottom and protrudes from the contacting portion toward a bottom surface of the cover bottom.
    Type: Application
    Filed: June 3, 2015
    Publication date: May 26, 2016
    Inventors: Inchul Cho, YongSoo Kim, Daeyoung Jung, Daeduk Kim, EuiJung Kim, GilYoung Lim, Jakyung Goo