Patents by Inventor Tae Yoon

Tae Yoon 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).

  • Diamine derivatives and organic electronic device using the same
    Patent number: 8026514
    Abstract: The present invention relates to a new diamine derivative, and an organic electronic device using the same. The diamine derivative according to the present invention can serve as a hole injecting, hole transporting, electron injecting, electron transporting, or light emitting material in an organic electronic device including an organic light emitting device. Particularly, it can serve as a light emitting dopant as used alone, in particular, a blue light emitting dopant. The organic electronic device according to the present invention exhibits excellent characteristics in terms of efficiency, drive voltage, life time, and stability.
    Type: Grant
    Filed: April 25, 2008
    Date of Patent: September 27, 2011
    Assignee: LG Chem, Ltd.
    Inventors: Hye-Young Jang, Kong-Kyeom Kim, Jae-Chol Lee, Ji-Eun Kim, Seong-So Kim, Jin-Kyoon Park, Tae-Yoon Park, Eun-Ju Kim, Wook-Dong Cho, Byung-Sun Jeon, Jae-Soon Bae
  • FUEL CELL STACK AND FUEL CELL SYSTEM HAVING THE SAME
    Publication number: 20110229785
    Abstract: A fuel cell stack includes a plurality of membrane electrode assemblies, each of the membrane electrode assemblies having an electrolyte membrane; an anode on a first side of the electrolyte membrane; and a cathode on a second side of the electrolyte membrane opposite to the first side, wherein the anode and the cathode each comprise a gas diffusion layer divided into at least two areas such that a first area and a second area have different area densities; and a separator between adjacent membrane electrode assemblies.
    Type: Application
    Filed: June 8, 2010
    Publication date: September 22, 2011
    Inventors: Kah-Young Song, Hee-Tak Kim, Sang-Il Han, Tae-Yoon Kim, Sung-Yong Cho, Myoung-Ki Min, Geun-Seok Chai
  • MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, METHOD OF MANUFACTURING MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELL, AND FUEL CELL SYSTEM
    Publication number: 20110223515
    Abstract: A membrane-electrode assembly for a fuel cell is disclosed. The membrane-electrode assembly may include a polymer electrolyte membrane, an adhesive layer disposed on the polymer electrolyte membrane and a catalyst layer formed, as part of the adhesive layer. The polymer electrolyte membrane, the adhesive layer and the catalyst layer may be positioned between a cathode substrate and an anode substrate. The cathode may include a cathode substrate and the anode may include an anode substrate. A method for manufacturing a membrane-electrode assembly and a system incorporating a membrane-electrode assembly are also disclosed.
    Type: Application
    Filed: October 21, 2010
    Publication date: September 15, 2011
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Hee-Tak Kim, Sung-Yong Cho, Tae-Yoon Kim, Sang-Il Han, Kah-Young Song, Geun-Seok Chai, Myoung-Ki Min
  • MATERIAL FOR ORGANIC ELECTRONIC DEVICE, AND ORGANIC ELECTRONIC DEVICE USING SAME
    Publication number: 20110210318
    Abstract: The present invention provides a novel compound that is capable of largely improving a life time, efficiency, electrochemical stability, and thermal stability of an organic electronic device, and an organic electronic device that comprises an organic material layer comprising the compound.
    Type: Application
    Filed: August 21, 2009
    Publication date: September 1, 2011
    Applicant: LG CHEM, LTD.
    Inventors: Jae-Soon Bae, Ji-Eun Kim, Hye-Young Jang, Jeung-Gon Kim, Jun-Gi Jang, Sung-Kil Hong, Tae-Yoon Park, Dae-Woong Lee
  • Field emitting device and display apparatus having the same
    Patent number: 8008848
    Abstract: A field emitting device includes a base substrate and at least three light emitting units and configured to respectively emit at least three lights having different wavelengths from each other. Each light emitting unit includes a first electrode arranged on the base substrate, a field emitter arranged on the base substrate, an insulating layer arranged on the first electrode and including an opening to expose the field emitter, a second electrode arranged on the insulating later to control an operation of the field emitter, a third electrode facing the first electrode, and a fluorescent layer arranged on a surface of the third electrode facing the first electrode. A transmissive area is located between the florescent layers of two adjacent light emitting units.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: August 30, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Haeil Park, Jae Byung Park, Donchan Cho, Jinseob Byun, Sung-Jin Hong, Yu-Kwan Kim, Seon-Tae Yoon, Gunwoo Kim, Seul Lee
  • NEW USE FOR HOMOISOFLAVONE OR A SALT THEREOF
    Publication number: 20110207807
    Abstract: The present disclosure relates to a new use of homoisoflavanone or a salt thereof. More particularly, it relates to a pharmaceutical composition for the prevention and treatment of inflammatory diseases or allergic diseases comprising homoisoflavanone represented by Chemical Formula 1 or a salt thereof, a use of homoisoflavanone or a salt thereof in the manufacture of an agent for the preventing and treating of inflammatory diseases or allergic diseases, and a method for treating inflammatory diseases or allergic diseases including administering an effective dose of homoisoflavanone or a salt thereof to a subject in need thereof.
    Type: Application
    Filed: September 2, 2009
    Publication date: August 25, 2011
    Applicant: Catholic University Industry Academy Cooperation Foundation
    Inventors: Tae Yoon Kim, Dong Heon Shin
  • FUEL CELL STACK
    Publication number: 20110195331
    Abstract: A fuel cell stack includes membrane-electrode assemblies and separators that are closely disposed to both sides of the membrane-electrode assembly. Each membrane-electrode assembly includes an electrolyte membrane, an anode electrode that is formed on one surface of the electrolyte membrane, a cathode electrode that is formed on the other surface of the electrolyte membrane, and a protective layer formed at an oxidant inlet region where oxidant is first injected into the respective cathode electrode.
    Type: Application
    Filed: June 17, 2010
    Publication date: August 11, 2011
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Kah-Young SONG, Jin-Hwa Lee, Sang-Il Han, Hee-Tak Kim, Tae-Yoon Kim, Sung-Yong Cho, Myoung-Ki Min, Geun-Seok Chai
  • NOVEL COMPOUND AND ORGANIC DEVICE USING SAME
    Publication number: 20110193074
    Abstract: The present invention relates to a novel compound and an organic light emitting device using the compound, and the compound according to the present invention may largely improve a life span, efficiency, electrochemical stability and thermal stability of the organic light emitting device.
    Type: Application
    Filed: October 8, 2009
    Publication date: August 11, 2011
    Inventors: Dae-Woong Lee, Sung-Kil Hong, Tae-Yoon Park, Yeon-Hwan Kim, Seong-So Kim
  • Method for dispersing plant sterol for beverage and a plant sterol-dispersed beverage, of which particle size is nanometer-scale in dispersed beverage
    Patent number: 7994157
    Abstract: Disclosed are a method for dispersing plant sterol for beverage and a plant sterol-dispersed beverage, of which particle size is nanometer-scale in dispersed beverage. The dispersion of plant sterols starts with the admixing of plant sterol to at least one emulsifier selected from the group consisting of sucrose fatty acid ester, sorbitan fatty acid ester and polyglycerine fatty acid ester, followed by melting the admixture by heating at 60 to 200° C. Afterwards, the molten substance is mixed with an aqueous beverage alone or an emulsifier-containing aqueous beverage in state of its own molten type or power type. This resulting mixture is stirred at a high speed to give a dispersion of plant sterols in an aqueous beverage. The beverage is superior in bioavailability, having good mouth feel, transparent aspect and no influence on the characteristic taste, flavor and color of the beverages.
    Type: Grant
    Filed: September 28, 2001
    Date of Patent: August 9, 2011
    Assignee: KIP Biotech LLC
    Inventors: Won-Tae Yoon, Kab-Sig Kim, Bo-Chun Kim, Jung-Hee Han, Hyung-Pyo Hong
  • APPARATUS FOR MULTIPLE ANTENNAS IN WIRELESS COMMUNICATION SYSTEM
    Publication number: 20110175792
    Abstract: An apparatus for multiple antennas having a low coupling coefficient in a wide frequency bandwidth in a wireless communication system is provided. To obtain the low coupling coefficient in the wide frequency bandwidth by minimizing interference between antennas which are close to each other, without an additional device, in the wireless communication system, the apparatus includes a transceiver and a line for decreasing a coupling coefficient. The transmitter includes a first antenna and a second antenna for transmitting and receiving signals over a radio channel and the line is indirectly connected the first antenna and the second antenna using a physically disconnected line.
    Type: Application
    Filed: January 18, 2011
    Publication date: July 21, 2011
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Byung-Tae YOON, Jong-Wook ZEONG, Jae-Hoon JO, Mi-Hyun SON, Se-Hyun PARK, Hee-Jun LEE
  • Anthracene derivatives, organic electronic devices using anthracene derivatives, and electronic apparatuses comprising organic electronic device
    Patent number: 7973306
    Abstract: Disclosed in an anthracene derivative, an organic electronic device using the anthracene derivative, and an electronic apparatus including the organic electronic device. The anthracene derivative is capable of being used as a hole injecting material, a hole transporting material, an electron injecting material, an electron transporting material, and a light emitting material in an organic electronic device including an organic light emitting device. In particular, the anthracene derivative is capable of being used alone as a light emitting material and a host or a dopant in a host/dopant system. The organic electronic device is excellent in views of efficiency, driving voltage, life time, and stability.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: July 5, 2011
    Assignee: LG Chem, Ltd.
    Inventors: Ji-Eun Kim, Jae-Chol Lee, Hye-Young Jang, Tae-Yoon Park, Sung-Kil Hong, Jun-Gi Jang, Jin-Kyoon Park, Hyun Nam, Kong-Kyeom Kim, Yeon-Hwan Kim
  • Phosphoric and Acrylic Copolymer Resin Having Excellent Transparency and Flame Retardancy and Resin Composition Including the Same
    Publication number: 20110160400
    Abstract: The present invention provides a phosphoric and acrylic copolymer resin that can have good transparency, scratch resistance and flame retardancy and a composition including the same. The phosphoric and acrylic copolymer resin includes repeat units of (A-1) at least one vinyl monomer and (A-2) at least one phosphoric monomer.
    Type: Application
    Filed: December 13, 2010
    Publication date: June 30, 2011
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Jin Seong LEE, Yong Hee KANG, Kee Hae KWON, Man Suk KIM, Jong Tae YOON, Jung Hun LEE, Jin Hwa CHUNG
  • NOVEL ANTHRACENE DERIVATIVES AND ORGANIC ELECTRONIC DEVICE USING SAME
    Publication number: 20110156017
    Abstract: The present invention provides a novel anthracene derivatives and an organic electronic device using the same. The organic electronic device according to the present invention shows excellent properties in terms of efficiency, a driving voltage, and a life span.
    Type: Application
    Filed: September 24, 2009
    Publication date: June 30, 2011
    Inventors: Dong-Hoon Lee, Hyun Nam, Jun-Gi Jang, Seong-So Kim, Tae-Yoon T Park
  • MICROELECTROMECHANICAL SYSTEM SUBSTRATE AND DISPLAY APPARATUS HAVING THE SAME
    Publication number: 20110157676
    Abstract: A microelectromechanical system substrate includes a first substrate and an optical gate that is disposed on the first substrate and configured to move to at least two different positions. The optical gate comprises a color filter and a light absorbing section. A display apparatus includes a first substrate; a second substrate that faces the first substrate; an optical gate disposed on the first substrate, configured to move to at least two different positions, and comprising a color filter and a light absorbing section; and a light shielding layer that contacts the second substrate.
    Type: Application
    Filed: August 17, 2010
    Publication date: June 30, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seon-Tae YOON, Hyun Min CHO, Jae Byung PARK, Yu-Kwan KIM, Donchan CHO
  • METHOD FOR FABRICATING SEMICONDUCTOR DEVICE
    Publication number: 20110129974
    Abstract: A method for fabricating a semiconductor device includes forming a plurality of first trenches by etching a substrate, forming a plurality of buried bit lines in the first trenches, forming a plurality of second trenches to expose at least one sidewall of the buried bit lines by etching the substrate, and forming a plurality of one-sidewall contact plugs which fill the second trenches.
    Type: Application
    Filed: July 2, 2010
    Publication date: June 2, 2011
    Inventors: Yong-Seok Eun, Eun-Shil Park, Tae-Yoon Kim, Min-Soo Kim
  • NOVEL NITROGEN-CONTAINING HETEROCYCLIC COMPOUND AND ORGANIC ELECTRONIC DEVICE USING THE SAME
    Publication number: 20110127513
    Abstract: The present invention provides a novel nitrogen-containing heterocyclic derivative and an organic electronic device using the same. The organic electronic device according to the present invention has excellent properties in terms of efficiency, driving voltage, and a life span.
    Type: Application
    Filed: November 3, 2009
    Publication date: June 2, 2011
    Applicant: LG CHEM, LTD.
    Inventors: Dong-Hoon Lee, Tae-Yoon Park, Jae-Soon Bae, Hyun Nam, Jun-Gi Jang, Sung-Kil Hong
  • BITLINE PRECHARGE VOLTAGE GENERATOR, SEMICONDUCTOR MEMORY DEVICE COMPRISING SAME, AND METHOD OF TRIMMING BITLINE PRECHARGE VOLTAGE
    Publication number: 20110122711
    Abstract: A bitline precharge voltage generator comprises a leakage trimming unit and a bitline precharge voltage providing unit. The leakage trimming unit applies a leakage current to an output node to place a bitline precharge voltage at an edge of a dead zone. The bitline precharge voltage providing unit provides the bitline precharge voltage to the output node, and sets the bitline precharge voltage to a target level. The bitline precharge voltage generator generates the bitline precharge voltage having a distribution including the dead zone.
    Type: Application
    Filed: October 14, 2010
    Publication date: May 26, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ki-Heung KIM, Seong-Jin JANG, Myeong-O KIM, Hong-Jun LEE, Tae-Yoon LEE
  • ANTHRACENE DERIVATIVE AND AN ORGANIC ELECTRONIC DEVICE USING THE SAME
    Publication number: 20110108826
    Abstract: The present invention relates to a novel anthracene derivative and an organic electronic device using the same. The anthracene derivative can act as a hole injecting, hole transporting, electron injecting and transporting, or light emitting material in an organic light emitting device and an organic electronic device. In particular, the anthracene derivative can act as a light emitting host. The organic electronic device according to the present invention has excellent characteristics in views of efficiency, the driving voltage, and the stability.
    Type: Application
    Filed: July 10, 2009
    Publication date: May 12, 2011
    Inventors: Hye-Young Jang, Se-Hwan Son, Jae-Soon Bae, Jun-Gi Jang, Tae-Yoon Park
  • Electro-optic display apparatus
    Patent number: 7940450
    Abstract: An electro-optic display apparatus includes a first electrode, a second electrode, an electro-optic material, and an insulating layer. The second electrode faces the first electrode to form an electric field in cooperation with the first electrode. The electro-optic material is disposed between the first and second electrodes. The insulating layer is arranged on a surface of at least one of the first electrode and the second electrode and contacts the electro-optic material. The electro-optic material includes a non-polar solvent forming a continuous phase, and a polar solvent dispersed in the non-polar solvent to form a droplet controlled by the electric field.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: May 10, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Jin Hong, Hae-Il Park, Jae-Byung Park, Seon-Tae Yoon
  • DISPLAY DEVICE USING MEMS ELEMENT AND MANUFACTURING METHOD THEREOF
    Publication number: 20110102876
    Abstract: The present invention relates to a display device using a microelectromechanical system (MEMS) and to a manufacturing method thereof. A display device using a MEMS includes a first substrate comprising a first index of refraction; a second substrate facing the first substrate; a reflective layer formed on the first substrate and having a first aperture; a transparent layer covering the first aperture and comprising a second refractive index; and a shutter arranged on the second substrate, wherein a difference between the first refractive index and the second refractive index is equal to or less than 0.1.
    Type: Application
    Filed: April 22, 2010
    Publication date: May 5, 2011
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Min CHO, Sung-Jin Kim, Yu-Kwan Kim, Don-Chan Cho, Seul Lee, Jae-Byung Park, Su-Gyeong Lee, Seon-Tae Yoon