Patents by Inventor Yong Cho

Yong 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: 20130264154
    Abstract: A brake actuating apparatus includes a caliper body with a cylinder. An electric motor is fixed to the caliper body. A piston is installed in the cylinder. A plug and a rotational shaft are installed in the cylinder to be rotated by the motor. A head is attached to the rotational shaft and the plug defines a fluid-receiving space. The rotation of head varies the volume of a fluid contained in the fluid-receiving space, thereby moving the piston.
    Type: Application
    Filed: June 3, 2013
    Publication date: October 10, 2013
    Applicant: WHEEL CORPORATION
    Inventor: HAN-YONG CHO
  • Patent number: 8501375
    Abstract: Disclosed is a positive photosensitive resin composition that includes (A) a polybenzoxazole precursor including a repeating unit represented by the following Chemical Formula 1; (B) a photosensitive diazoquinone compound; (C) a silane compound; (D) a phenol compound; and (E) a solvent. In the above Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: August 6, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Hyun-Yong Cho, Min-Kook Chung, Ji-Young Jeong, Jong-Hwa Lee, Yong-Sik Yoo, Jeong-Woo Lee, Hwan-Sung Cheon, Soo-Young Kim, Young-Ho Kim, Jae-Hyun Kim, Su-Min Park
  • Patent number: 8482615
    Abstract: When a user uses a display device for the first time in a factory mode, whether or not there are defective pixels is examined, and a guide message for setting initial settings is provided, so the user can use the display device in an optimal environment. As a result, if the display device has defective pixels, the user can be provided with after-sales service at an appropriate time, and use the display device at its full potential in an environment most suitable for the display device is set.
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: July 9, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-chan Kim, Hwa-jun Du, Cheon-yong Cho
  • Publication number: 20130171564
    Abstract: Disclosed are a positive photosensitive resin composition including (A) an alkali soluble resin including a polybenzoxazole precursor, a polyimide precursor, or a combination thereof, (B) a photosensitive diazoquinone compound, (C) a compound represented by the following Chemical Formula 1, and (D) a solvent, and a display device and an organic light emitting device using the same. The Chemical Formula 1 is the same as defined in the detailed description.
    Type: Application
    Filed: September 5, 2012
    Publication date: July 4, 2013
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Eun-Kyung YOON, Eun-Ha HWANG, Jong-Hwa LEE, Ji-Yun KWON, Dae-Yun KIM, Sang-Kyeon KIM, Sang-Kyun KIM, Sang-Soo KIM, Kun-Bae NOH, Jun-Ho LEE, Jin-Young LEE, Hyun-Yong CHO, Chung-Beom HONG
  • Publication number: 20130171568
    Abstract: Disclosed are a positive photosensitive resin composition that includes (A) an alkali soluble resin including a polybenzoxazole precursor, a polyimide precursor, or a combination thereof, (B) a photosensitive diazoquinone compound, (C) a phenol compound, (D) at least one organic dye having an absorption wavelength of about 400 nm to about 700 nm, and (E) a solvent, wherein the organic dye (D) is included in an amount of about 1 to about 40 parts by weight based on about 100 parts by weight of the alkali soluble resin (A), and a photosensitive resin layer and a display device using the same.
    Type: Application
    Filed: September 5, 2012
    Publication date: July 4, 2013
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Ji-Yun KWON, Jin-Hee KANG, Dae-Yun KIM, Sang-Kyeon KIM, Sang-Kyun KIM, Sang-Soo KIM, Kun-Bae NOH, Eun-Kyung YOON, Jong-Hwa LEE, Jun-Ho LEE, Jin-Young LEE, Hwan-Sung CHEON, Hyun-Yong CHO, Chung-Beom HONG, Eun-Ha HWANG
  • Publication number: 20130171563
    Abstract: Disclosed is a photosensitive novolac resin including a structural unit represented by the following Chemical Formula 1 and structural unit represented by the following Chemical Formula 2, wherein R11, R12, R13, and R14 in Chemical Formulae 1 and 2 are the same as defined in the detailed description, a positive photosensitive resin composition including the same, a photosensitive resin film fabricated using the same, and a semiconductor device including the photosensitive resin composition.
    Type: Application
    Filed: August 21, 2012
    Publication date: July 4, 2013
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Jong-Hwa LEE, Hyun-Yong CHO, Min-Kook CHUNG, Ji-Young JEONG, Myoung-Hwan CHA
  • Publication number: 20130164682
    Abstract: Disclosed is a positive photosensitive resin composition that includes (A) an alkali soluble resin prepared by a phosphorous-containing diamine represented by the following Chemical Formula 1, (B) a photosensitive diazoquinone compound, and (C) a solvent. A photosensitive resin film prepared using the same and a semiconductor device including the photosensitive resin film are also disclosed. In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: September 5, 2012
    Publication date: June 27, 2013
    Applicant: Cheil Industries Inc.
    Inventors: Hyun-Yong CHO, Sang-Soo KIM, Eun-Kyung YOON, Jong-Hwa LEE, Jun-Ho LEE, Eun-Ha HWANG, Ji-Yun KWON, Jin-Young LEE
  • Patent number: 8460455
    Abstract: An air clay and a method of manufacturing the same are disclosed. In one embodiment, the method includes i) selecting at least one raw material from a group consisting of sand powder, shell powder, crop powder and a mixture thereof, ii) finely grinding the raw material to prepare a base material having a particle diameter of about 0.02 mm to about 0.2 mm, iii) adding about 10 wt. parts to about 30 wt. parts of glycerin to about 100 wt. parts of the base material, iv) mixing and kneading these materials together to form a paste and v) adding about 0.1 wt. parts to about 9 wt. parts of a liquid coagulating agent for water treatment to the paste and mixing these materials together. According to one embodiment, the clay is useful for various types of play and learning for infants and young children.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: June 11, 2013
    Assignee: MCA Sand Co., Ltd.
    Inventor: Jeong Yong Cho
  • Publication number: 20130142980
    Abstract: The present invention relates to a floor panel characterized in that a sheet is laminated to a tile, and the sheet has an L-shaped adhesive applied surface which is exposed at an edge protion of the tile, the tile comprises a G/F layer for size reinforcement and a middle layer formed of a PVC material which is attached to an upper portion of the G/F layer so as to maintain a balance between upper and lower portions, the sheet comprises a PVC sheet and an acrylic adhesive which is applied to one side of the PVC sheet, and the L-shaped adhesive applied surface of the sheet is covered by a protect film And the tile further comprises a print layer attached to an upper portion of the middle layer; a transparent cover layer attached to an upper portion of the print layer; a high strength UV layer stacked on the transparent cover layer; a base layer attached to a lower portion of the G/F layer; and an release layer attached to a lower portion of the base layer.
    Type: Application
    Filed: August 22, 2011
    Publication date: June 6, 2013
    Inventors: Hae Seung Ko, Nam Yong Cho
  • Patent number: 8453803
    Abstract: A brake actuating apparatus includes a caliper body with a cylinder. An electric motor is fixed to the caliper body. A pressing piston is installed in the cylinder. A rotational shaft is installed at the center of the housing to be rotated by the motor. A head is attached to the rotational shaft and defines a fluid-receiving space in cooperation with the housing. The rotation of head varies the volume of space, thereby moving the pressing piston.
    Type: Grant
    Filed: June 20, 2008
    Date of Patent: June 4, 2013
    Assignee: Wheel Corporation
    Inventor: Han-Yong Cho
  • Publication number: 20130137036
    Abstract: Disclosed are a positive photosensitive resin composition that includes (A) a polybenzoxazole precursor including a first polybenzoxazole precursor including a repeating unit represented by the following Chemical Formula 1 and a repeating unit represented by the following Chemical Formula 2, and having a thermally polymerizable functional group at at least one of the terminal end; (B) a dissolution controlling agent including a novolac resin including a repeating unit represented by the following Chemical Formula 4; (C) a photosensitive diazoquinone compound; (D) a silane compound; (E) an acid generator; and (F) a solvent, a photosensitive resin film prepared using the same, and a semiconductor device including the photosensitive resin film.
    Type: Application
    Filed: August 21, 2012
    Publication date: May 30, 2013
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Ji-Young JEONG, Jin-Young LEE, Jong-Hwa LEE, Hyun-Yong CHO, Sang-Soo KIM, Eun-Kyung YOON, Jun-Ho LEE, Myoung-Hwan CHA, Eun-Ha HWANG
  • Patent number: 8440363
    Abstract: The present invention relates to an electrode for a fuel cell containing a catalyst layer, a gas diffusion layer including a conductive substrate, and a micro-porous layer interposed between the catalyst layer and the gas diffusion layer and including a conductive material and a dispersant.
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: May 14, 2013
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jan-Dee Kim, Yeong-Chan Eun, Seong-Jin An, Sung-Yong Cho, Ho-Jin Kweon
  • Patent number: 8435693
    Abstract: A fuel cell stack configured to alleviate pressure and decrease the flow rate of at least one of a fuel and an oxidant is disclosed. The fuel cell stack includes a membrane-electrode assembly, an anode separator, a cathode separator and a filing member. The membrane-electrode assembly may include an electrolyte membrane, an anode formed on a first surface of the electrolyte membrane, and a cathode formed on a second surface of the electrolyte membrane. The anode separator may include a fuel channel, a fuel inlet manifold in fluid communication with the fuel channel, and a fuel outlet manifold in fluid communication with the fuel channel. The cathode separator may include an oxidant channel, an oxidant inlet manifold in fluid communication with the oxidant channel, and an oxidant outlet manifold in fluid communication with the oxidant channel. The filling member may be positioned within at least one of the fuel inlet manifold and the oxidant inlet manifold.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: May 7, 2013
    Assignee: Samsung SDI Co. Ltd.
    Inventors: Kah-Young Song, Sang-Il Han, Jin-Hwa Lee, Hee-Tak Kim, Tae-Yoon Kim, Sung-Yong Cho, Myoung-Ki Min, Geun-Seok Chai
  • Publication number: 20130102037
    Abstract: Disclosed is an L-lysine-producing microorganism having gluconate kinase activity weakened in comparison to the endogenous activity thereof, and methods provided for preparing the microorganism and for producing L-lysine using the same.
    Type: Application
    Filed: July 15, 2011
    Publication date: April 25, 2013
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Sang Jo Lim, Jun Ok Moon, Hyung Joon Kim, Jae Woo Jang, Jae Yong Cho
  • Patent number: 8420287
    Abstract: Disclosed is a positive photosensitive resin composition that includes: (A) a polybenzoxazole precursor including a repeating unit represented by the Chemical Formula 1, a repeating unit represented by the Chemical Formula 2, or a combination thereof, and a thermally polymerizable functional group at least one terminal end of the polybenzoxazole precursor; (B) a photosensitive diazoquinone compound; (C) a silane compound; (D) a phenol compound including a cross-linking functional group; and (E) a solvent.
    Type: Grant
    Filed: July 13, 2010
    Date of Patent: April 16, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Ji-Young Jeong, Min-Kook Chung, Hyun-Yong Cho, Doo-Young Jung, Jong-Hwa Lee, Yong-Sik Yoo, Jeong-Woo Lee, Hwan-Sung Cheon
  • Publication number: 20130071768
    Abstract: A membrane electrode assembly including an electrolyte membrane; a catalyst layer on the electrolyte membrane; a gas diffusion layer attached to the catalyst layer; and an adhesive layer between the electrolyte membrane and the gas diffusion layer around an outer edge of the catalyst layer, and a fuel cell stack including a plurality of unit cells, each including one of the membrane electrode assemblies.
    Type: Application
    Filed: April 25, 2012
    Publication date: March 21, 2013
    Inventors: Kah-Young Song, Sung-Yong Cho, Hee-Tak Kim, Tae-Yoon Kim, Myoung-Ki Min, Jun-Young Kim
  • Publication number: 20130059224
    Abstract: An electricity generator includes a membrane electrode assembly; a separator coupled to the membrane electrode assembly and including a first region and a second region; and a thermal conductor on one of the first region and the second region.
    Type: Application
    Filed: August 15, 2012
    Publication date: March 7, 2013
    Inventors: Jin-Hwa Lee, Tae-Yoon Kim, Geun-Seok Chai, Sung-Yong Cho, Hee-Tak Kim
  • Publication number: 20130047585
    Abstract: A method for preventing choking of a urea injection nozzle in after run operation on a SCR system which supplies urea stored in a urea tank through a supply module, a urea injection nozzle and a urea line connecting the supply module and the urea injection nozzle, the method for preventing choking of a urea injection nozzle includes comparing pressure within the supply module with a first predetermined pressure (Pa), open controlling the urea injection nozzle when the pressure in the supply module is higher than the first predetermined pressure (Pa) or repeating open/close controlling the urea injection nozzle when the pressure in the supply module is lower than the first predetermined pressure (Pa), pressure equilibrium which recovers pressure in the supply module and stopping the after run operation when the balancing pressure is completed.
    Type: Application
    Filed: December 8, 2011
    Publication date: February 28, 2013
    Applicant: Hyundai Motor Company
    Inventors: Byoung Yong Cho, Jaeseok Shin
  • Publication number: 20130040222
    Abstract: A catalyst layer composition for a fuel cell includes an ionomer cluster, a catalyst, and a solvent including water and polyhydric alcohol; and an electrode for a fuel cell includes a catalyst layer comprising an ionomer cluster having a three-dimensional reticular structure, and a catalyst, a method of preparing a electrode for a fuel cell includes a catalyst layer comprising an ionomer cluster having a three-dimensional reticular structure, and a catalyst, and a membrane-electrode assembly for a fuel cell including the electrode and a fuel cell system including the membrane-electrode assembly.
    Type: Application
    Filed: August 10, 2012
    Publication date: February 14, 2013
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Tae-Yoon Kim, Sang-Il Han, Sung-Yong Cho, Hee-Tak Kim, Kah-Young Song, Myoung-Ki Min, Geun-Seok Chai
  • Publication number: 20130028448
    Abstract: An audio signal processing apparatus and method are provided. The apparatus includes a stability determiner and a sigma-delta modulator. The stability determiner divides a frequency band of an input audio signal into one or more sub-frequency bands, compares a level of the input audio signal for each of the sub-frequency bands with a threshold for the sub-frequency band, and generates a stability determination signal according to a result of the comparison. The sigma-delta modulator sigma-delta modulates the input audio signal according to the stability determination signal, and outputs a modulation signal.
    Type: Application
    Filed: July 30, 2012
    Publication date: January 31, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-min CHOI, Jae-yong CHO