Patents by Inventor Hee-jung Park

Hee-jung Park 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).

  • Patent number: 8003727
    Abstract: Disclosed herein is a scratch resistant flame retardant thermoplastic resin composition comprising: 100 parts by weight of a base resin comprising (A) about 1 to about 99% by weight of a polycarbonate resin and (B) about 99 to about 1% by weight of a modified methacrylate resin; and (C) about 1 to about 50 parts by weight of a flame retardant.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: August 23, 2011
    Assignee: Cheil Industries Inc.
    Inventors: Bok Nam Jang, In Chul Jung, Hee Jung Park, Doo Han Ha, Jin Hwan Choi
  • Patent number: 7956128
    Abstract: A thermoplastic resin composition for a refrigerator according to the present invention can include (A) about 20 to about 40 parts by weight of an acrylonitrile-butadiene-styrene graft copolymer resin prepared by grafting in emulsion polymerization about 60 to about 30% by weight of a monomer mixture comprising a cyanide vinyl compound and an aromatic vinyl compound to about 40 to about 70% by weight of a rubber polymer having an average particle size of about 0.1 to about 0.4 ?m; (B) about 1 to about 20 parts by weight of a styrenic copolymer comprising (b1) about 0 to about 75% by weight of a styrenic copolymer prepared by copolymerizing about 5 to about 20% by weight of a rubber polymer having an average particle size of about 0.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: June 7, 2011
    Assignee: Cheil Industries Inc.
    Inventors: Kang Yeol Park, Hee Jung Park, Jae Hyung Lee
  • Publication number: 20110081598
    Abstract: A solid oxide electrolyte including an oxygen ion conducting solid solution, wherein the solid solution is represented by Formula 1 below: Zr1-x-y-zMaxMbyMczO2-???Formula 1 wherein x is greater than 0 and less than about 0.3, y is greater than 0 and less than about 0.1, z is greater than 0 and less than about 0.1, ? is selected to make the solid solution ionically neutral, Ma, Mb, and Mc are each independently a metal selected from the group consisting of elements of Groups 3, Groups 5 through 13, and Group 14, and an ionic radius of each of Ma+3, Mb+3, and Mc+3 are different from each other.
    Type: Application
    Filed: September 23, 2010
    Publication date: April 7, 2011
    Applicants: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hee-jung PARK, Sang-mock LEE, Chan KWAK, Soo-yeon SEO, Yong-ho CHOA
  • Publication number: 20100262003
    Abstract: A separable biopsy device integrated-type ultrasonic diagnostic apparatus is disclosed. The separable biopsy device integrated-type ultrasonic diagnostic apparatus includes an ultrasonic diagnostic apparatus exposing one side of a diagnosis target and examining the diagnosis target at the other side of the diagnosis target, and a biopsy device located at the exposed side of the diagnosis target and detachably coupled to the ultrasonic diagnostic apparatus. The apparatus can perform ultrasound diagnosis and biopsy together, thereby providing the convenience of allowing the ultrasound diagnosis and the biopsy to be performed with a single apparatus, and can perform a biopsy based on ultrasound images obtained using the ultrasonic diagnostic apparatus without changing a position of a diagnosis target, enabling precise determination as to a position to be biopsied, that is, a target position into which the needle of the biopsy device will be inserted.
    Type: Application
    Filed: April 13, 2010
    Publication date: October 14, 2010
    Inventors: Seong Rae Kim, Dong Gyu Hyun, Chul An Kim, Hee Jung Park
  • Publication number: 20100262011
    Abstract: An ultrasonic diagnostic apparatus is disclosed. The ultrasonic diagnostic apparatus includes a housing exposing one side of a diagnosis target while supporting the diagnosis target so as to maintain a shape of the diagnosis target, an oblique part obliquely formed on the housing to support the diagnosis target, and a probe unit disposed inside the housing to examine the diagnosis target. The ultrasonic diagnostic apparatus ensures efficient diagnosis of the overall diagnosis target without excessive compression of the diagnosis target causing examinee discomfort, and can support the diagnosis target so as to maintain the shape of the diagnosis target, thereby ensuring the provision of a constant quality of ultrasonic images upon repetitious diagnosis of the diagnosis target while improving reproducibility of diagnosis results.
    Type: Application
    Filed: April 13, 2010
    Publication date: October 14, 2010
    Inventors: Seong Rae Kim, Dong Gyu Hyun, Chul An Kim, Hee Jung Park
  • Publication number: 20100262004
    Abstract: A biopsy device and a biopsy device integrated-type ultrasonic diagnostic apparatus are disclosed. The biopsy device includes a needle collecting a sample tissue from a diagnosis target, a needle guide guiding a movement path of the needle, and a biopsy kit with the needle guide movably disposed therein in a direction in which the needle is inserted into the diagnosis target. The biopsy device compressively supports a local point of the diagnosis target into which the needle will be inserted for biopsy, so that the shape of the diagnosis target is prevented from being changed upon insertion of the needle, thereby enhancing precision of biopsy diagnosis results while reducing examinee discomfort and inconvenience.
    Type: Application
    Filed: April 13, 2010
    Publication date: October 14, 2010
    Inventors: Seong Rae Kim, Dong Gyu Hyun, Chul An Kim, Hee Jung Park
  • Patent number: 7786196
    Abstract: Disclosed herein is a flameproof thermoplastic resin composition comprising (A) about 5 to about 40 parts by weight of a rubber modified aromatic vinyl copolymer resin; (B) about 30 to about 90 parts by weight of a polycarbonate resin; (C) about 30 to about 90 parts by weight of a polyester resin comprising (c1) about 0.01 to about 99% by weight of a semi-crystalline polyester resin and (c2) about 1 to about 99.99% by weight of a noncrystalline polyester resin; and (D) about 5 to about 30 parts by weight of an aromatic phosphate ester compound, per 100 parts by weight of a base resin comprising (A), (B) and (C).
    Type: Grant
    Filed: April 27, 2009
    Date of Patent: August 31, 2010
    Assignee: Cheil Industries Inc.
    Inventors: In Chul Jung, Bok Nam Jang, Hee Jung Park, Jung Hwan Yun, Jin Hwan Choi
  • Publication number: 20100209816
    Abstract: A fuel electrode material, a method of preparing the fuel electrode material and a solid oxide fuel cell including the fuel electrode material. The fuel electrode material includes a metal oxide bound to a surface of particles, the particles including nickel, copper or a combination thereof, wherein the metal oxide is an oxide of a metal element selected from the group consisting of cerium, titanium, silicon, aluminum, zirconium and a combination including at least one of the foregoing.
    Type: Application
    Filed: February 12, 2010
    Publication date: August 19, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chan KWAK, Sang-mock LEE, Hee-jung PARK
  • Publication number: 20100203421
    Abstract: A nano-composite, including: a plurality of secondary particles, each secondary particle including a mixture of nano-size primary particles, wherein the mixture of nano-size primary particles includes particles including a nickel oxide or a copper oxide, and particles including zirconia doped with a trivalent metal element or ceria doped with a trivalent metal element, and wherein the nano-size primary particles define a plurality of nano-pores.
    Type: Application
    Filed: February 11, 2010
    Publication date: August 12, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Hee-jung PARK, Sang-mock LEE, Chan KWAK
  • Publication number: 20090203819
    Abstract: Disclosed herein is a flameproof thermoplastic resin composition comprising (A) about 5 to about 40 parts by weight of a rubber modified aromatic vinyl copolymer resin; (B) about 30 to about 90 parts by weight of a polycarbonate resin; (C) about 30 to about 90 parts by weight of a polyester resin comprising (c1) about 0.01 to about 99% by weight of a semi-crystalline polyester resin and (c2) about 1 to about 99.99% by weight of a noncrystalline polyester resin; and (D) about 5 to about 30 parts by weight of an aromatic phosphate ester compound, per 100 parts by weight of a base resin comprising (A), (B) and (C).
    Type: Application
    Filed: April 27, 2009
    Publication date: August 13, 2009
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: In Chul JUNG, Bok Nam JANG, Hee Jung PARK, Jung Hwan YUN, Jin Hwan CHOI
  • Publication number: 20090012217
    Abstract: A flameproof thermoplastic resin composition can include (A) about 5 to about 40% by weight of an epoxy group-containing rubber modified aromatic vinyl copolymer resin, (B) about 30 to about 90% by weight of a polycarbonate resin, (C) about 1 to about 50% by weight of a polyester resin and (D) about 5 to about 30 parts by weight of a phosphorus-containing flame retardant, per 100 parts by weight of a base resin comprising (A), (B) and (C).
    Type: Application
    Filed: May 23, 2008
    Publication date: January 8, 2009
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: In Chul JUNG, Bok Nam JANG, Hee Jung PARK, Jung Hwan YUN, Jin Hwan CHOI
  • Publication number: 20080242795
    Abstract: Disclosed herein is a flameproof copolymer comprising repeating units of (A) about 80 to about 99% by weight of a (meth)acrylic monomer and (B) about 1 to about 20% by weight of a vinyl-containing phosphorous monomer. The present invention also provides a thermoplastic resin composition including the flameproof copolymer.
    Type: Application
    Filed: March 18, 2008
    Publication date: October 2, 2008
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Bok Nam JANG, In Chul JUNG, Hee Jung PARK, Mi Ran CHO, Jin Kyung CHO, Jin Hwan CHOI
  • Publication number: 20080146726
    Abstract: Disclosed herein is a scratch resistant flame retardant thermoplastic resin composition comprising: 100 parts by weight of a base resin comprising (A) about 1 to about 99% by weight of a polycarbonate resin and (B) about 99 to about 1% by weight of a modified methacrylate resin; and (C) about 1 to about 50 parts by weight of a flame retardant.
    Type: Application
    Filed: December 6, 2007
    Publication date: June 19, 2008
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Bok Nam JANG, In Chul JUNG, Hee Jung PARK, Doo Han HA, Jin Hwan CHOI
  • Patent number: 7090790
    Abstract: Disclosed herein is a chemiluminescent composition that can produce bight pure white light even at a low temperature. The chemiluminescent composition producing white light comprises a blue or green fluorescer or a mixture thereof as a fluorescer, and a 1,6,7,12-tetrahaloperylenedicarboximide represented by Formula 3 wherein R is an alkyl or aryl group and X is Cl or Br.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: August 15, 2006
    Inventors: Hee-Jung Park, Yong-Rai Kim, Yong-Fan Kim, Koon-Ha Park, Jong-Hun Baek
  • Publication number: 20060126541
    Abstract: A method for detecting an error of system information in a mobile communication system is disclosed. A radio resource control (RRC) packet data unit (PDU) is created to transmit system information and the length of the RRC PDU is checked to determine if an error exists, with the RRC PDU sent to user equipment through a primary common control physical channel (PCCPCH) if no error exists.
    Type: Application
    Filed: November 30, 2005
    Publication date: June 15, 2006
    Inventor: Hee-Jung Park
  • Publication number: 20050224768
    Abstract: Disclosed herein is a chemiluminescent composition producing white light. The chemiluminescent composition producing white light comprises a blue or green fluorescer or a mixture thereof as a fluorescer, and a 1,6,7,12-tetrahaloperylenedicarboximide represented by Formula 3 below: wherein R is an alkyl or aryl group, and X is Cl or Br. The chemiluminescent composition can stably emit brighter and purer white light even at low temperature.
    Type: Application
    Filed: March 30, 2004
    Publication date: October 13, 2005
    Inventors: Hee-Jung Park, Yong-Rai Kim, Yong-Fan Kim, Koon-Ha Park, Jong-Hun Baek
  • Patent number: 6951718
    Abstract: The present invention is related to rpoB gene fragments and method for the diagnosis and identification of Mycobacterium tuberculosis and non-lubercuolsis Mycobacterial strains using rpoB gene and it's fragments.
    Type: Grant
    Filed: October 27, 2000
    Date of Patent: October 4, 2005
    Inventors: Hyeyoung Lee, Young Kil Park, Gill-Han Bai, Sang-Jae Kim, Sang-Nae Cho, Yeun Kim, Hee Jung Park
  • Patent number: 6216548
    Abstract: An apparatus for sampling particles from a processing chamber used in the fabrication of semiconductor devices includes a sampling line sequentially having a sampling port, a sampling air valve, a particle sampler and an isolation valve. A pumping line is connected between the isolation valve and a pump, and a discharge line is connected between the pump and a discharge port. The apparatus includes a purge line sequentially having a purge gas source, a purge air valve, and a divergence end. A purge-sampler line connects the divergence end to the sampling line between the sampling air valve and the particle sampler, and includes a purge-sampler air valve. A purge-pump line connects the divergence end to the pumping line, and includes a purge-pump air valve.
    Type: Grant
    Filed: June 5, 2000
    Date of Patent: April 17, 2001
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hee-jung Park, Baik-soon Choi, Jin-sung Kim, Sung-chul Kang
  • Patent number: 6119532
    Abstract: An apparatus for sampling particles from a processing chamber used in the fabrication of semiconductor devices includes a sampling line sequentially having a sampling port, a sampling air valve, a particle sampler and an isolation valve. A pumping line is connected between the isolation valve and a pump, and a discharge line is connected between the pump and a discharge port. The apparatus includes a purge line sequentially having a purge gas source, a purge air valve, and a divergence end. A purge-sampler line connects the divergence end to the sampling line between the sampling air valve and the particle sampler, and includes a purge-sampler air valve. A purge-pump line connects the divergence end to the pumping line, and includes a purge-pump air valve.
    Type: Grant
    Filed: May 19, 1998
    Date of Patent: September 19, 2000
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hee-jung Park, Baik-soon Choi, Jin-sung Kim, Sung-chul Kang