Patents by Inventor Soon-Ho Kwon

Soon-Ho Kwon 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: 20200148953
    Abstract: A liquid crystal aligning agent composition for preparing a liquid crystal alignment film having enhanced stability and exhibiting excellent electrical characteristics, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the liquid crystal alignment film.
    Type: Application
    Filed: October 22, 2018
    Publication date: May 14, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Soon Ho KWON, Jung Ho JO, Hang Ah PARK, Jun Young YOON, Hyeong Seuk YUN
  • Patent number: 10623363
    Abstract: The message providing method may include receiving message data including a message and metadata from a server, determining whether at least one keyword is included in the message, and updating chat room data of a reception chat room to include reception information of the message including the keyword based on results of the determining and the metadata, and displaying a chat room list based on the chat room data, the chat room list including (1) reception chat rooms having the message with the at least one keyword together with (2) inclusion information corresponding thereto, which indicates inclusion of the at least one keyword in the message.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: April 14, 2020
    Assignee: LINE CORPORATION
    Inventors: Eun Hyuk Kim, Soon Ho Kwon, Geum Yong Yoo, Dong Young Kim, Yong Gi Hwang, Chul Soon Choi, Yong Seon Yim
  • Patent number: 10606128
    Abstract: The present invention relates to a method for preparing a photo-alignment layer. The photo-alignment layer prepared by the preparation method exhibits a high imidization ratio as well as an excellent aligning stability of liquid crystal, chemical resistance and strength, and has an excellent afterimage suppressing effect by an AC driving of a liquid crystal display element.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: March 31, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Soon Ho Kwon, Hee Han, Jung Ho Jo, Hang Ah Park, Jun Young Yoon, Hyeong Seuk Yun
  • Publication number: 20200063035
    Abstract: A liquid crystal aligning agent composition for preparing a liquid crystal alignment film having enhanced stability and exhibiting excellent electrical characteristics, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the liquid crystal alignment film.
    Type: Application
    Filed: October 22, 2018
    Publication date: February 27, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Soon Ho KWON, Hang Ah PARK, Jun Young YOON, Hyeong Seuk YUN, Jung Ho JO
  • Publication number: 20200040258
    Abstract: The present invention relates to a polymer which is excellent in terms of liquid crystal alignment property, durability, and electrical characteristics, and thus is suitable for use in a liquid crystal aligning agent, a liquid crystal aligning agent composition including the same, a liquid crystal alignment film formed from the liquid crystal aligning agent composition, and a liquid crystal display device including the liquid crystal alignment film.
    Type: Application
    Filed: August 16, 2018
    Publication date: February 6, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Seongku KIM, Hee HAN, Jung Ho JO, Sung Joon MIN, Soon Ho KWON, Jun Young YOON, Hyeongseuk YUN, Hoonseo PARK
  • Publication number: 20200014641
    Abstract: A message providing method, system, apparatus, and/or non-transitory computer readable recording medium thereof may include storing at least one message selected from a chatroom of a messenger; and transmitting the stored at least one message and data information associated with the corresponding message through a specific chatroom in response to a selection on the specific chatroom. A user-side client included in the specific chatroom may display the stored at least one message in an existing message style based on the data information.
    Type: Application
    Filed: June 20, 2019
    Publication date: January 9, 2020
    Applicant: LINE Plus Corporation
    Inventors: Soon Ho KWON, Eun Hyuk KIM
  • Patent number: 10526540
    Abstract: The present invention relates to a liquid crystal aligning agent for use as an alignment layer for liquid crystal display. More specifically, the present invention relates to a liquid crystal aligning agent capable of improving an imidization rate and thus exhibiting an excellent alignment state, a liquid crystal alignment layer comprising the same, a preparation method thereof and a liquid crystal display comprising the liquid crystal alignment layer.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: January 7, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Soon Ho Kwon, Jung Ho Jo, Hang Ah Park, Hyeong Seuk Yun, Hee Han, Jun Young Yoon
  • Publication number: 20200002478
    Abstract: The present invention relates to a polymer having excellent liquid crystal alignment and electrical properties and thus is suitable for use as a liquid crystal alignment agent, a liquid crystal alignment agent containing the same, a liquid crystal aligning film formed from the liquid crystal alignment agent, and a liquid crystal display device containing the liquid crystal aligning film.
    Type: Application
    Filed: May 14, 2018
    Publication date: January 2, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Soon Ho KWON, Kichul KOO, Jung Ho JO, Sung Joon MIN, Sang Mi LEE, Jun Young YOON, Hyeong Seuk YUN, Yoon Bin LIM
  • Publication number: 20190390116
    Abstract: The present invention relates to a liquid crystal aligning agent composition capable of securing a high imidization rate under relatively mild curing conditions, minimizing side reactions and thus having excellent stability, a method for producing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.
    Type: Application
    Filed: June 26, 2018
    Publication date: December 26, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Jung Ho JO, Hee HAN, Sung Joon MIN, Hang Ah PARK, Sang Mi LEE, Soon Ho KWON, Jun Young YOON, Hyeong Seuk YUN, Seongku KIM
  • Publication number: 20190256778
    Abstract: The present invention relates to a liquid crystal aligning agent composition for forming a liquid crystal alignment film exhibiting excellent alignment and electrical characteristics and simultaneously having excellent film strength, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.
    Type: Application
    Filed: August 9, 2018
    Publication date: August 22, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Seongku KIM, Hee HAN, Jung Ho JO, Sung Joon MIN, Sang Mi LEE, Soon Ho KWON, Jun Young YOON, Hyeong Seuk YUN, Hoonseo PARK
  • Publication number: 20190231311
    Abstract: Disclosed herein is an ultrasound probe. The ultrasound probe includes a first assembly having a first case, a second assembly coupled with the first assembly, having a second case, and configured to be rotatable between a first position of being unfolded with respect to the first assembly and a second position of being folded on the first assembly, a first acoustic module disposed in the inside of the first case, a second acoustic module disposed in the inside of the second case, and a first space reducing portion disposed in at least one of a portion of the first case toward the second assembly and a portion of the second case toward the first assembly, and configured to reduce a space between the first acoustic module and the second acoustic module when the second assembly is at the first position.
    Type: Application
    Filed: April 9, 2018
    Publication date: August 1, 2019
    Inventor: Soon Ho KWON
  • Publication number: 20190106628
    Abstract: The present invention provides a method for preparing a liquid crystal alignment layer having excellent alignment properties and stability as well as enhanced electrical characteristics such as voltage holding ratio. The present invention also provides a liquid crystal alignment layer prepared by the preparation method above and a liquid crystal display device comprising the liquid crystal alignment layer thus prepared.
    Type: Application
    Filed: April 25, 2017
    Publication date: April 11, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Hyeong Seuk YUN, Soon Ho KWON, Hee HAN, Jung Ho JO, Hang Ah PARK, Jun Young YOON
  • Publication number: 20190049798
    Abstract: The present invention provides a liquid crystal alignment film not only having an excellent alignment property and stability, but also having high film strength, and thus exhibiting excellent durability and a high residual image property, a method for preparing the same, and a liquid crystal display device using the same.
    Type: Application
    Filed: October 18, 2018
    Publication date: February 14, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Hyeong Seuk YUN, Jung Ho JO, Sung Joon MIN, Hee HAN, Hang Ah PARK, Sang Mi LEE, Soon Ho KWON, Jun Young YOON
  • Publication number: 20190016998
    Abstract: The present invention relates to a cleaning composition for a liquid crystal alignment layer, a manufacturing method of a liquid crystal alignment layer using the same, and a liquid crystal display device including the liquid crystal alignment layer manufactured by the manufacturing method. More specifically, the present invention relates to a cleaning composition for a liquid crystal alignment layer that is capable of solving a non-uniformity problem of the liquid crystal alignment layer and effectively removing an ionic byproduct on a polymer surface to increase anisotropy of the liquid crystal alignment layer, by using a cleaning composition including a specific solvent in a cleaning process after a UV alignment process, and a manufacturing method of a liquid crystal alignment layer.
    Type: Application
    Filed: January 26, 2017
    Publication date: January 17, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Hee HAN, Jun Young YOON, Jung Ho JO, Hang Ah PARK, Soon Ho KWON, Hyeong Seuk YUN
  • Publication number: 20180373099
    Abstract: The present invention provides a liquid crystal alignment film not only having an excellent alignment property and stability, but also having high film strength, and thus exhibiting excellent durability and a high residual image property, a method for preparing the same, and a liquid crystal display device using the same.
    Type: Application
    Filed: November 23, 2017
    Publication date: December 27, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Hyeong Seuk YUN, Jung Ho JO, Sung Joon MIN, Hee HAN, Hang Ah PARK, Sang Mi LEE, Soon Ho KWON, Jun Young YOON
  • Publication number: 20180348578
    Abstract: The present invention relates to a liquid crystal alignment composition for the preparation of a liquid crystal alignment film having enhanced alignment property and stability and exhibiting a high voltage holding ratio, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display device using the same.
    Type: Application
    Filed: June 20, 2017
    Publication date: December 6, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jung Ho JO, Hee HAN, Hang Ah PARK, Soon Ho KWON, Jun Young YOON, Hyeong Seuk YUN
  • Publication number: 20180298284
    Abstract: Provided are a composition for a liquid crystal alignment agent, a manufacturing method of a liquid crystal alignment film, a liquid crystal alignment film using the same, and a liquid crystal display device including the liquid crystal alignment film. More specifically, there are provided the manufacturing method of a liquid crystal alignment film capable of providing the liquid crystal alignment film in which light irradiation energy is able to be reduced, and alignment characteristic and stability are excellent and the voltage holding ratio and electrical characteristics are also excellent through a simple process including applying and drying the composition for a liquid crystal alignment agent on the substrate, directly performing light irradiation to conduct alignment treatment while a high-temperature heat treatment process is omitted, followed by curing by heat treatment, the liquid crystal alignment film, and the liquid crystal display device including the same.
    Type: Application
    Filed: April 21, 2017
    Publication date: October 18, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jung Ho JO, Hee HAN, Hang Ah PARK, Soon Ho KWON, Jun Young YOON, Hyeong Seuk YUN
  • Publication number: 20180231845
    Abstract: The present invention relates to a method for preparing a photo-alignment layer. The photo-alignment layer prepared by the preparation method exhibits a high imidization ratio as well as an excellent aligning stability of liquid crystal, chemical resistance and strength, and has an excellent afterimage suppressing effect by an AC driving of a liquid crystal display element.
    Type: Application
    Filed: September 6, 2016
    Publication date: August 16, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Soon Ho KWON, Hee HAN, Jung Ho JO, Hang Ah PARK, Jun Young YOON, Hyeong Seuk YUN
  • Publication number: 20180230384
    Abstract: Provided are a method of manufacturing a liquid crystal alignment layer, a liquid crystal alignment layer manufactured by using the same, and a liquid crystal display device including the liquid crystal alignment layer. More specifically, provided are the method of manufacturing the liquid crystal alignment layer with enhanced alignment property and stability, in which a liquid crystal aligning agent is applied onto a substrate, and after drying, alignment treatment is immediately performed by light irradiation while omitting a high-temperature heat treatment process, and then the alignment-treated coating film is cured by heat treatment, thereby reducing light irradiation energy required in the process and simplifying the process by omitting the high-temperature heat treatment process before light irradiation, the liquid crystal alignment layer, and the liquid crystal display device including the same.
    Type: Application
    Filed: November 2, 2016
    Publication date: August 16, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Jung Ho JO, Hang Ah PARK, Soon Ho KWON, Hee HAN, Jun Young YOON, Hyeong Seuk YUN
  • Publication number: 20180094193
    Abstract: The present invention relates to a liquid crystal aligning agent for use as an alignment layer for liquid crystal display. More specifically, the present invention relates to a liquid crystal aligning agent capable of improving an imidization rate and thus exhibiting an excellent alignment state, a liquid crystal alignment layer comprising the same, a preparation method thereof and a liquid crystal display comprising the liquid crystal alignment layer.
    Type: Application
    Filed: March 28, 2017
    Publication date: April 5, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Soon Ho KWON, Jung Ho JO, Hang Ah PARK, Hyeong Seuk YUN, Hee HAN, Jun Young YOON