Patents by Inventor Jung Jun

Jung Jun 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: 20190016855
    Abstract: The present disclosure relates to a copolycarbonate having improved impact strength at low temperature and YI (Yellow Index) simultaneously, and a composition including the same.
    Type: Application
    Filed: October 16, 2017
    Publication date: January 17, 2019
    Inventors: Jung Jun PARK, Young Young HWANG, Moo Ho HONG, Hyong Min BAHN, Ki Jae LEE
  • Publication number: 20190016891
    Abstract: The present invention relates to a polycarbonate resin composition capable of improving the fluidity of a copolycarbonate in which a polysiloxane structure is introduced into the main chain of the polycarbonate, and at the same time improving the fluidity thereof.
    Type: Application
    Filed: October 17, 2017
    Publication date: January 17, 2019
    Inventors: Ki Jae LEE, Jung Jun PARK, Moo Ho HONG, Hyong Min BAHN, Young Young HWANG
  • Patent number: 10174194
    Abstract: Disclosed is a copolycarbonate having an aromatic polycarbonate-based first repeating unit and one or more aromatic polycarbonate-based second repeating units having siloxane bonds, where the copolycarbonate provides an improved residence heat stability, and where the second repeating unit includes a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3:
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: January 8, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Byoung Kyu Chun, Hyong Min Bahn, Young Young Hwang, Jung Jun Park, Moo Ho Hong, Ki Jae Lee, Un Ko, Young Wook Son
  • Publication number: 20180334537
    Abstract: The present invention relates to a copolycarbonate and a composition comprising the same. The copolycarbonates according to the present invention has a structure in which a specific siloxane compound is introduced in a main chain of the polycarbonate, and has effects of improving impact strength at room temperature, impact strength at low temperature, and melt index properties.
    Type: Application
    Filed: November 4, 2016
    Publication date: November 22, 2018
    Inventors: Young Young HWANG, Hyong Min BAHN, Jung Jun PARK, Moo Ho HONG
  • Patent number: 10129926
    Abstract: A probe apparatus for ultrasound diagnostic imaging associates with a mmWave-based Personal Basic Service Set (PBSS), performs pairing with an ultrasonic imaging apparatus, and transmits an echo signal received via a transducer portion of the probe, to the ultrasonic imaging apparatus using a signal channel in a 60 GHz frequency band, thereby obviating the need for a data transmission cable and greatly reducing operator inconvenience.
    Type: Grant
    Filed: June 13, 2012
    Date of Patent: November 13, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kang-sik Kim, Soon-jae Hong, Jung-jun Kim, Ho-san Han
  • Patent number: 10043478
    Abstract: There is provided a display device comprising a display panel, wherein the display panel comprises pixels, data lines, thin film transistors including first electrodes electrically connected with the data lines, second electrodes disposed to be spaced apart from the first electrodes in a first direction, semiconductor layers overlapping the first electrodes and the second electrodes, and gate electrodes overlapping the semiconductor layers and pads electrically connected with the second electrodes, wherein the thin film transistors includes first thin film transistors and second thin film transistors, which are alternately disposed, the semiconductor layers are divided into first semiconductor layers included in the first thin film transistors and second semiconductor layers included in the second thin film transistors, which are alternately disposed, and a length of the first semiconductor layer in the first direction is larger than a length of the second semiconductor layer in the first direction.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: August 7, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jung Jun Im
  • Patent number: 10040937
    Abstract: The present invention relates to a polycarbonate resin composition and an optical molded product comprising the same. The polycarbonate resin composition according to the present invention is excellent in transmittance and color uniformity which are required for a light guide plate, and also excellent in processability. Thus, it can be effectively used as a material of the light guide plate.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: August 7, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Hyong Min Bahn, Byoung Kyu Chun, Un Ko, Moo Ho Hong, Young Young Hwang, Min Jeong Kim, Jung Jun Park, Ki Jae Lee, Young Wook Son
  • Patent number: 10030096
    Abstract: The present disclosure relates to a polycarbonate resin and a method of preparing the same, has an effect of providing a polycarbonate resin having superior chemical resistance and wear resistance due to application of a predetermined comonomer thereto, and a method of preparing the same.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: July 24, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Un Ko, Hyoung Min Bahn, Byoung Kyu Chun, Jung Jun Park, Ki Jae Lee, Young Wook Son, Moo Ho Hong, Young Young Hwang, Min Jeong Kim
  • Publication number: 20180194894
    Abstract: Provided are a novel polyorganosiloxane capable of preparing copolycarbonate with improved weather resistance and flowability while maintaining the intrinsic physical properties of polycarbonate resin, and a copolycarbonate prepared by using the same.
    Type: Application
    Filed: August 17, 2016
    Publication date: July 12, 2018
    Inventors: Young Young HWANG, Young Wook SON, Moo Ho HONG, Hyong Min BAHN, Byoung Kue CHUN, Jung Jun PARK, Un KO, Ki Jae LEE
  • Patent number: 10017608
    Abstract: Provided are a copolycarbonate having superior weather resistance as well as excellent mechanical properties, and a preparation method thereof.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: July 10, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Ki Jae Lee, Young Wook Son, Moo Ho Hong, Hyong Minh Bahn, Jung Jun Park
  • Patent number: 10019464
    Abstract: An apparatus and a method for searching for an image are provided. The apparatus includes an image receiver configured to receive an image to be searched for; an image processor configured to detect an edge of the received image and to filter pixels included on the edge of the received image based on parameters related to gradients of the edge of the received image; and an image search unit configured to search for one or more images related to the image to be searched for based on the filtered pixels included on the edge of the received image.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: July 10, 2018
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Won-Ki Kim, Moo-Hyun Kim, Yeong-Woong Park, Bo-Hyun Song, Jung-Jun Lee
  • Patent number: 10011716
    Abstract: The present invention relates to a copolycarbonate resin composition comprising a copolycarbonate in which a specific siloxane compound is introduced in a main chain of the polycarbonate, and a UV stabilizer. Since the present copolycarbonate resin composition has excellent weather resistance, the article prepared by using this composition exhibits less deteriorated surface quality and physical properties caused by ultraviolet rays or the like when exposed to the outside.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: July 3, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Un Ko, Hyong Min Bahn, Young Young Hwang, Jung Jun Park, Moo Ho Hong, Ki Jae Lee, Byoung Kyu Chun, Young Wook Son, Tae Yun Ko
  • Patent number: 9969841
    Abstract: The present invention relates to a copolycarbonate and a molded article comprising the same. The copolycarbonates according to the present invention has a structure in which a specific siloxane compound is introduced in a main chain of the polycarbonate, and has effects of improving impact strength at room temperature, impact strength at low temperature, and melt index properties.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: May 15, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Young Young Hwang, Hyong Min Bahn, Jung Jun Park, Moo Ho Hong, Ki Jae Lee, Byoung Kyu Chun, Un Ko, Young Wook Son
  • Publication number: 20180072268
    Abstract: A smart key searching apparatus includes a start button for selecting engine start or stop, a wireless charger performing wireless charging in a resonant magnetic coupling manner and transmitting an authentication request signal to a smart key, a radio frequency (RF) receiver receiving a response signal regarding the authentication request signal transmitted from the smart key, and a smart key controller requesting, when the start button is operated, the wireless charger to search for a smart key, and controlling power and engine ignition of a vehicle according to a response signal received through the RF receiver.
    Type: Application
    Filed: November 30, 2016
    Publication date: March 15, 2018
    Applicant: HYUNDAI MOTOR COMPANY
    Inventor: Jung Jun LEE
  • Patent number: 9902853
    Abstract: The present invention relates to a copolycarbonate and a composition comprising the same, and more specifically to a technique for improving flame retardance and chemical resistance while maintaining inherent impact strength and melt index of the copolycarbonate, by comprising a branched repeating unit in the copolycarbonate structure.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: February 27, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Young Young Hwang, Jung Jun Park, Moo Ho Hong
  • Publication number: 20180044479
    Abstract: The present invention relates to a novel polyorganosiloxane capable of producing a copolycarbonate having improved chemical resistance and flame retardancy while maintaining the intrinsic physical properties of a polycarbonate resin and to a copolycarbonate prepared by using the same.
    Type: Application
    Filed: December 27, 2016
    Publication date: February 15, 2018
    Inventors: Young Young HWANG, Hyong Min BAHN, Jung Jun PARK, Ki Jae LEE, Moo Ho HONG
  • Patent number: 9868818
    Abstract: Disclosed is a polycarbonate composition including a polycarbonate; and a copolycarbonate, where the copolycarbonate includes: an aromatic polycarbonate-based first repeating unit; and aromatic polycatbonate-based second repeating units having siloxane bonds, which include a repeating unit represented by Chemical Formula 2 and a repeating unit represented by Chemical Formula 3, where the ratio of an impact strength at room temperature and an impact strength at low-temperature (impact strength at room temperature/impact strength at low-temperature) as measured at 23° C. and ?30° C., respectively, in accordance with ASTM D256 (? inch, Notched Izod) is 1.01 to 1.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: January 16, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Jung Jun Park, Hyong Min Bahn, Young Young Hwang, Moo Ho Hong, Ki Jae Lee, Young Wook Son, Byoung Kyu Chun, Un Ko
  • Publication number: 20180002488
    Abstract: The present invention relates to a novel polyorganosiloxane capable of producing a copolycarbonate having improved hardness and to a copolycarbonate prepared by using the same. The novel polyorganosiloxane according to the present invention can be used as a monomer of a copolycarbonate, and it can exhibit improved hardness and chemical resistance simultaneously while maintaining the intrinsic properties of copolycarbonate due to the alkylene or isosorbide-derived structure included in the formula thereof.
    Type: Application
    Filed: December 27, 2016
    Publication date: January 4, 2018
    Inventors: Jung Jun PARK, Young Young HWANG, Ki Jae LEE, Moo Ho HONG, Hyong Min BAHN
  • Patent number: 9840585
    Abstract: Disclosed is a polycarbonate resin composition including 1) a copolycarbonate having a repeating unit represented by Chemical Formula 1, a repeating unit represented by Chemical Formula 2, and a repeating unit represented by Chemical Formula 3, and 2) a polycarbonate: copolycarbonate in the composition provides improved melting properties while maintaining the physical properties of the copolycarbonate to the maximum.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: December 12, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Jung Jun Park, Hyong Min Bahn, Young Young Hwang, Moo Ho Hong, Ki Jae Lee, Byoung Kyu Chun, Un Ko, Young Wook Son
  • Patent number: 9809677
    Abstract: Disclosed is a polycarbonate composition including (a) a branched polycarbonate comprising a repeating unit represented by Chemical Formula 1 and a trivalent or tetravalent branched repeating unit connecting the plurality of repeating units represented by Chemical Formula 1 to each other; and (b) a copolycarbonate comprising an aromatic polycarbonate-based first repeating unit, and aromatic polycarbonate-based second repeating units having siloxane bonds which include a repeating unit represented by Chemical Formula 4 and a repeating unit represented by Chemical Formula 5: The polycarbonate composition improves flame retardancy and chemical resistance while maintaining high impact strength and melt index.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: November 7, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Jung Jun Park, Young Young Hwang, Moo Ho Hong, Hyong Min Bahn