Patents by Inventor Sungwhan An

Sungwhan An 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: 20200403949
    Abstract: Provided is a method and system for providing an answer message to a query message. An answer message providing method may include managing a plurality of chatrooms of an instant messaging service; receiving a query message in a preset form from a first user of a first chatroom among the plurality of chatrooms; forwarding the query message to second users through the instant messaging service; receiving an answer message to the query message from at least one of the second users; and providing the received answer message to be displayed through the first chatroom.
    Type: Application
    Filed: June 23, 2020
    Publication date: December 24, 2020
    Applicant: LINE PLUS CORPORATION
    Inventors: Sungwhan KIM, Chaewon JUNG, Hyun Jung LEE, Seo Hyun CHO, Eun Jung JOUNG
  • Publication number: 20200403815
    Abstract: Disclosed is a method, system, and non-transitory computer-readable record medium for creating a chatroom according to a condition. The chatroom creation method may include providing an instant messaging service; registering a chatroom creation condition related to a specific account of the instant messaging service; retrieving at least one account of accounts of the instant messaging service that meets the chatroom creation condition; and automatically creating a chatroom of the specific account joined by the retrieved accounts.
    Type: Application
    Filed: June 15, 2020
    Publication date: December 24, 2020
    Applicant: LINE Plus Corporation
    Inventors: Sungwhan KIM, Chaewon JUNG, Hyun Jung LEE, Seo Hyun CHO, Eun Jung JOUNG
  • Patent number: 10857177
    Abstract: The invention provides various isolated and synthetic forms of lipidated PSA as well as isolated or synthetic forms of the glycolipid component of lipidated PSA, and compositions thereof, methods of making including methods of isolating such forms, and methods of use thereof.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: December 8, 2020
    Assignee: President and Fellows of Harvard College
    Inventors: Sungwhan Oh, Deniz Erturk-Hasdemir, Dennis L. Kasper
  • Publication number: 20200372136
    Abstract: Disclosed is a method, system, and non-transitory computer-readable record medium for protecting content copyright in a chatroom. A content protection method includes adding, by at least one processor, a mark to content in a chatroom, the mark including chatroom information for identifying the chatroom in response to a user request from a user associated with the content in the chatroom, and executing, by the at least one processor, a function corresponding to the user request using the content to which the mark is added.
    Type: Application
    Filed: May 21, 2020
    Publication date: November 26, 2020
    Applicant: LINE Plus Corporation
    Inventors: Eun Jung JOUNG, Hyun Jung LEE, Chaewon JUNG, Sungwhan KIM, Seo Hyun CHO
  • Publication number: 20200366509
    Abstract: Provided are a method, a system, and a non-transitory computer readable record medium for controlling joining a chatroom based on a location. The method may include identifying a first location of an electronic device at a first point in time; displaying a chatroom that uses a user location as a chatroom joining condition, and that allows a user of an electronic device to join based on the first location of the electronic device; and in response to a join request being input at a second point in time from the user to join the displayed chatroom, determining whether to allow the user to join the chatroom based on a second location of the electronic device at the second point in time at which the join request is input.
    Type: Application
    Filed: May 13, 2020
    Publication date: November 19, 2020
    Applicant: LINE Plus Corporation
    Inventors: Chaewon Jung, Sungwhan Kim, Hyun Jung Lee, Seo Hyun Cho, Eun Jung Joung
  • Patent number: 10753567
    Abstract: A light source unit for a car lamp. The light source unit includes a substrate including wiring electrodes; a plurality of semiconductor light emitting devices electrically connected to the wiring electrodes; a plurality of phosphor portions spaced apart at preset intervals and arranged along rows and columns, and respectively disposed between the semiconductor light emitting devices so as to convert light emitted by surrounding semiconductor light emitting devices into second light having a second wavelength and to emit the second light; a light transmitting material filled between the phosphor portions and emitting first light having a first wavelength; and a color filter covering the phosphor portions and the light transmitting material and emitting the first light with the first wavelength and the second light with the second wavelength.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: August 25, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Sungwhan Lee, Hooyoung Song
  • Patent number: 10707751
    Abstract: An electronic circuit includes a first switch circuit, a second switch circuit, a pumping circuit, and a main charge pump. The first switch circuit transfers a first driving voltage to a first node based on a first clock. The second switch circuit transfers a second driving voltage to a second node based on the first driving voltage of the first node. The pumping circuit outputs a pumping voltage having a level corresponding to a sum of a level of the second driving voltage and a first operation level of a second clock, based on the second driving voltage of the second node and the first operation level. The main charge pump converts an input voltage based on the pumping voltage.
    Type: Grant
    Filed: August 24, 2019
    Date of Patent: July 7, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bilal Ahmad Janjua, Sungwhan Seo, Vivek Venkata Kalluru
  • Publication number: 20200144910
    Abstract: An electronic circuit includes a first switch circuit, a second switch circuit, a pumping circuit, and a main charge pump. The first switch circuit transfers a first driving voltage to a first node based on a first clock. The second switch circuit transfers a second driving voltage to a second node based on the first driving voltage of the first node. The pumping circuit outputs a pumping voltage having a level corresponding to a sum of a level of the second driving voltage and a first operation level of a second clock, based on the second driving voltage of the second node and the first operation level. The main charge pump converts an input voltage based on the pumping voltage.
    Type: Application
    Filed: August 24, 2019
    Publication date: May 7, 2020
    Inventors: BILAL AHMAD JANJUA, SUNGWHAN SEO, VIVEK VENKATA KALLURU
  • Patent number: 10634306
    Abstract: The present invention relates to a vehicle lamp, specifically, a vehicle lamp using a semiconductor light emitting device. A vehicle lamp according to the present invention includes a light source unit to emit light, and the light source unit includes a wiring board, a plurality of semiconductor light emitting devices arranged on one surface of the wiring board, a first wiring electrically connected to a first group including a part of the semiconductor light emitting devices and disposed on the one surface of the wiring board, a second wiring electrically connected to a second group including another part of the semiconductor light emitting devices and extending to another surface of the wiring board through via holes formed through the wiring board, and a third wiring electrically connected to the semiconductor light emitting devices included in the first and second groups and forming a common electrode.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: April 28, 2020
    Assignee: LG ELECTRONICS INC.
    Inventor: Sungwhan Lee
  • Patent number: 10612744
    Abstract: The present invention relates to a vehicle lamp using a semiconductor light emitting device, and the vehicle lamp includes a light source unit to emit light. The light source unit includes a substrate having a reflective film, a semiconductor light emitting device coupled to the substrate, an insulating layer stacked on the reflective film to surround the semiconductor light emitting device, a first electrode and a second electrode disposed on an upper surface of the insulating layer, and light-transmitting connection electrodes extending from the first and second electrodes, respectively, electrically connected to the semiconductor light-emitting device, and covering an upper surface of the semiconductor light-emitting device.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: April 7, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Sungwhan Lee, Hooyoung Song, Kyungho Lee
  • Publication number: 20190290680
    Abstract: The invention provides immunostimulatory glycolipids and compositions thereof and methods of use thereof.
    Type: Application
    Filed: July 15, 2017
    Publication date: September 26, 2019
    Applicant: President and Fellows of Harvard College
    Inventors: Sungwhan Oh, Deniz Erturk-Hasdemir, Dennis L. Kasper
  • Publication number: 20190284608
    Abstract: The present disclosure relates to a method of detecting methylation of target DNA in a multiplex manner and a composition for detecting methylation of target DNA, and more particularly to a method for detecting methylation of target DNA, comprising: constructing an oligonucleotide, which comprises a target-specific sequence capable of binding complementarily to the target DNA and a universal primer that does not bind complementarily to the target DNA; linearly amplifying the target DNA for linear target enrichment by using the oligonucleotide as a primer; and amplifying the linearly amplified target DNA using an oligonucleotide, which is capable of binding complementarily to the linearly amplified target DNA, a universal primer, and a probe.
    Type: Application
    Filed: September 29, 2017
    Publication date: September 19, 2019
    Inventors: Sungwhan AN, TaeJeong OH
  • Patent number: 10400979
    Abstract: A vehicle lamp includes a plurality of light emitting modules electrically connected together. Each of the light emitting modules includes a wiring board, a plurality of semiconductor light emitting devices arranged on one surface of the wiring board, a first wiring electrically connected to first conductive electrodes of the semiconductor light emitting devices and arranged on the one surface of the wiring board, and a second wiring electrically connected to second conductive electrodes of the semiconductor light emitting devices and extending to another surface of the wiring board through a via hole. The first wiring of at least one of the light emitting modules and the second wiring of the neighboring light source module overlap each other in a thickness direction of the light emitting modules, such that the light emitting modules are connected in series.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: September 3, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Sechul Park, Mingu Kang, Hooyoung Song, Sungwhan Lee
  • Publication number: 20190219244
    Abstract: The present invention relates to a vehicle lamp using a semiconductor light emitting device, and the vehicle lamp includes a light source unit to emit light. The light source unit includes a substrate having a reflective film, a semiconductor light emitting device coupled to the substrate, an insulating layer stacked on the reflective film to surround the semiconductor light emitting device, a first electrode and a second electrode disposed on an upper surface of the insulating layer, and light-transmitting connection electrodes extending from the first and second electrodes, respectively, electrically connected to the semiconductor light-emitting device, and covering an upper surface of the semiconductor light-emitting device.
    Type: Application
    Filed: July 5, 2018
    Publication date: July 18, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Sungwhan LEE, Hooyoung SONG, Kyungho LEE
  • Publication number: 20190203904
    Abstract: A light source unit for a car lamp.
    Type: Application
    Filed: October 4, 2018
    Publication date: July 4, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Sungwhan LEE, Hooyoung SONG
  • Patent number: 10329315
    Abstract: The invention provides, inter alia, immunoinhibitory glycosphingolipids and immunoinhibitory alpha-galactosylceramides and compositions and preparations thereof, and methods of use thereof including in the treatment of conditions characterized by increased iNKT cells and/or activity.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: June 25, 2019
    Assignees: The Brigham and Women's Hospital, Inc., President and Fellows of Harvard College
    Inventors: Dennis L. Kasper, Dingding An, Sungwhan Oh, Richard S. Blumberg, Torsten Olszak, Joana F. Neves
  • Patent number: 10266900
    Abstract: The present invention relates to the novel use of syndecan-2 (SDC2) gene as a CpG methylation biomarker for detecting precancerous lesions, and more particularly, to the use of the SDC2 gene as a biomarker to early diagnose colorectal precancerous lesions by measuring the degree of methylation of the SDC2 gene. The present invention provides a method of providing information for diagnosis of precancerous lesions by detecting methylation of the CpG islands of the SDC2 gene. In addition, the use of the methylation detection and kit according to the present invention makes it possible to diagnose colorectal precancerous lesions at an early transformation stage, thus enabling the early diagnosis of colorectal precancerous lesions. Furthermore, the methylation detection method and kit of the present invention enables colorectal precancerous lesions to be effectively diagnosed in an accurate and rapid manner compared to conventional methods.
    Type: Grant
    Filed: August 14, 2014
    Date of Patent: April 23, 2019
    Assignee: GENOMICTREE, INC.
    Inventors: Sungwhan An, Tae Jeong Oh
  • Patent number: 10224366
    Abstract: The present invention relates to a vehicle lamp, and more particularly, a vehicle lamp using a semiconductor light emitting device. The vehicle lamp according to the present invention includes a light source unit, and the light source unit includes a wiring board, and a plurality of semiconductor light emitting devices electrically connected to the wiring board and arranged along a plurality of rows, wherein the plurality of semiconductor light emitting devices include first semiconductor light emitting devices arranged at preset intervals along a first row of the plurality of rows, and second semiconductor light emitting devices arranged at the preset intervals along a second row neighboring to the first row, and wherein each of the second semiconductor light emitting devices is disposed between neighboring first semiconductor light emitting devices of the first semiconductor light emitting devices so as to form triangular arrays with the first semiconductor light emitting devices.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: March 5, 2019
    Assignee: LG ELECTRONICS INC.
    Inventor: Sungwhan Lee
  • Publication number: 20190046560
    Abstract: The invention provides various isolated and synthetic forms of lipidated PSA as well as isolated or synthetic forms of the glycolipid component of lipidated PSA, and compositions thereof, methods of making including methods of isolating such forms, and methods of use thereof.
    Type: Application
    Filed: August 19, 2016
    Publication date: February 14, 2019
    Applicant: President and Fellows of Harvard College
    Inventors: Sungwhan Oh, Deniz Erturk-Hasdemir, Dennis L. Kasper
  • Patent number: D841686
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: February 26, 2019
    Assignee: LINE Corporation
    Inventors: Sungwhan Kim, Chanil Kim, Younglong Park, SeungAhe Yi, Hyunju Ji