Patents by Inventor Sang Ho Cho

Sang Ho 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: 20150200048
    Abstract: A composite ferrite sheet may include a ferrite sheet, and composite sheets attached to both surfaces of the ferrite sheet, respectively, and having insulating properties. The composite sheet may be formed of a resin containing metal powder particles. The composite ferrite sheet may be easily manufactured and have improved shielding performance.
    Type: Application
    Filed: January 6, 2015
    Publication date: July 16, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chang Mok Han, Ki Won Chang, Sang Ho Cho, Sung Heum Park, Hyung Wook Cho, Jeong Man Han
  • Patent number: 9012891
    Abstract: The present disclosure relates to a hybrid organic-inorganic thin film producing method including an interlayer connection between an inorganic cross-linked layer and an organic polymer through a molecular layer deposition (MLD) method, a hybrid organic-inorganic thin film produced by the producing method, and an organic electronic device and a thin film transistor containing the hybrid organic-inorganic thin film.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: April 21, 2015
    Assignee: Industry-University Cooperation Foundation Hanyang University
    Inventors: Myung Mo Sung, Sang Ho Cho, Ki Bok Han, Kyu Seok Han
  • Patent number: 8883296
    Abstract: A coating structure and a method for forming the same where, by forming an aluminum oxide layer and a silicon dioxide layer between a product to be coated and a coating layer, durability, reliability and anti-corrosion of the coating layer can be improved and furthermore, product yield can also be improved. The coating structure formed on the surface of a product includes an aluminum oxide (Al2O3) layer formed on the surface of the product, a silicon dioxide (SiO2) layer formed on the surface of the aluminum oxide (Al2O3) layer, and a coating composition layer formed on the silicon dioxide (SiO2) layer.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: November 11, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Byung Ha Park, Sang Ho Cho, Myung Gon Kim, Ki Yong Song, Cheol Ham, In Oh Hwang
  • Publication number: 20130143017
    Abstract: A coating structure and a method for forming the same where, by forming an aluminum oxide layer and a silicon dioxide layer between a product to be coated and a coating layer, durability, reliability and anti-corrosion of the coating layer can be improved and furthermore, product yield can also be improved. The coating structure formed on the surface of a product includes an aluminum oxide (Al2O3) layer formed on the surface of the product, a silicon dioxide (SiO2) layer formed on the surface of the aluminum oxide (Al2O3) layer, and a coating composition layer formed on the silicon dioxide (SiO2) layer.
    Type: Application
    Filed: February 13, 2012
    Publication date: June 6, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Byung Ha PARK, Sang Ho Cho, Myung Gon Kim, Ki Yong Song, Cheol Ham, In Oh Hwang
  • Publication number: 20130026455
    Abstract: The present disclosure relates to a hybrid organic-inorganic thin film producing method including an interlayer connection between an inorganic cross-linked layer and an organic polymer through a molecular layer deposition (MLD) method, a hybrid organic-inorganic thin film produced by the producing method, and an organic electronic device and a thin film transistor containing the hybrid organic-inorganic thin film.
    Type: Application
    Filed: February 21, 2012
    Publication date: January 31, 2013
    Applicant: Industry-University Cooperation Foundation Hanyang University
    Inventors: Myung Mo SUNG, Kyu Seok HAN, Sang Ho CHO, Ki Bok HAN
  • Patent number: 8120278
    Abstract: The present invention provides an LED driving circuit including: an inverter unit for switching an input power source; a plurality of transformers including a plurality of primary windings connected to the inverter unit and connected to each other in series and a plurality of secondary windings each of which is coupled with each of the primary windings; a plurality of rectification units each of which is connected to each of the secondary windings; and a plurality of LEDs each of which is connected to each of the rectification units.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: February 21, 2012
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Heung Gyoon Choi, Sung Soo Hong, Sang Kyoo Han, Chung Wook Roh, Sang Ho Cho, Sang Hyun Lee, Sung Ho Kim, Tae Hyung Kang, Jae Sun Won
  • Publication number: 20100237799
    Abstract: The present invention provides an LED driving circuit including: an inverter unit for switching an input power source; a plurality of transformers including a plurality of primary windings connected to the inverter unit and connected to each other in series and a plurality of secondary windings each of which is coupled with each of the primary windings; a plurality of rectification units each of which is connected to each of the secondary windings; and a plurality of LEDs each of which is connected to each of the rectification units.
    Type: Application
    Filed: May 28, 2009
    Publication date: September 23, 2010
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Heung Gyoon CHOI, Sung Soo Hong, Sang Kyoo Han, Chung Wook Roh, Sang Ho Cho, Sang Hyun Lee, Sung Ho Kim, Tae Hyung Kang, Jae Sun Won