Patents by Inventor Yong Sung Choi

Yong Sung Choi 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: 20220261368
    Abstract: A system and method for efficient communication bus arbitration in a communication protocol are provided. The system and method for efficient communication bus arbitration are a system and method for slave communication bus arbitration in multi-drop communication, and provide efficient and fast communication speed by improving the packet structure in a manner in which a slave controller sequentially responds to a query of a master controller.
    Type: Application
    Filed: May 4, 2022
    Publication date: August 18, 2022
    Applicant: ROBOTIS CO., LTD.
    Inventors: Young Jun KO, Soo Kyung SON, Dae Sung CHOI, Hee Il KIM, Byoung Soo KIM, In Yong HA
  • Publication number: 20220258331
    Abstract: A module and method for linking information of a plurality of driving units, and a module and method for linking driving units of a robot system in which a master controls a plurality of driving units included in a plurality of slave devices through communication are provided. The module and method for linking driving units of a robot system provide compatibility with an existing robot motion table that uses one driving unit for one device without requiring a separate conversion operation.
    Type: Application
    Filed: May 4, 2022
    Publication date: August 18, 2022
    Applicant: ROBOTIS CO., LTD.
    Inventors: Hong Hyun KIM, Soo Kyung SON, Dae Sung CHOI, Jin Wook ON, Byoung Soo KIM, In Yong HA
  • Patent number: 11380938
    Abstract: A method of manufacturing an all-solid-state battery includes preparing a solid electrolyte layer, providing lithium metal to the solid electrolyte layer to prepare a stack, and radiating ultrasonic waves or sound waves to the stack. The method provides an all-solid-state battery with a stable interface between an anode formed of lithium metal and a solid electrolyte layer.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: July 5, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Min Lim, Sang Heon Lee, Yong Seok Choi, Yun Sung Kim, Hong Seok Min
  • Patent number: 11378814
    Abstract: A camera module includes a lens assembly comprising a plurality of solid lenses, an image sensor disposed on an optical axis of the plurality of solid lenses, a liquid lens disposed on the optical axis, the liquid lens being disposed on the image sensor, and a controller configured to move the image sensor in a direction perpendicular to the optical axis.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: July 5, 2022
    Assignees: LG INNOTEK CO., LTD., CORNING INCORPORATED
    Inventors: Yong Bok Choi, Eun Sung Seo
  • Publication number: 20220206404
    Abstract: The present invention provides an external additive for toner, selected from the group consisting of tin oxide fine particles, complex tin oxide fine particles, and a mixture of the same fine particles, wherein the fine particles are (?) charged fine particles having an energy band gap of 3.2 to 3.6 eV, an electronegativity value (?) of 15 to 18, and a Blow-Off charge amount (uC/g) of ?100 to ?150. The external additive for toner of the present invention can: replace nano-sized titanium dioxide which has been conventionally used as an external additive for toner; guarantee general consumers using image devices as well as workers in the image industry safety from the harmful influences that may be generated upon exposure to the nano-sized titanium dioxide detached from the surface of a toner in use; and be safe for the human body.
    Type: Application
    Filed: April 16, 2020
    Publication date: June 30, 2022
    Applicant: SUKGYUNG AT CO., LTD.
    Inventors: Hyung Jun LIM, Young Chul YOU, O Sung KWON, Jin Seop KIM, Sang Gon KIM, Eun Young SONG, So Yeon LEE, Yong Gu YOO, Hyeon Seok CHOI
  • Publication number: 20200310185
    Abstract: A transmittance-variable layer and a transmittance-variable device including the same are disclosed herein. In some embodiments, a transmittance-variable device includes a polarization layer and a transmittance-variable layer disposed on the polarization layer, wherein the transmittance-variable layer includes a first base layer disposed on the polarization layer and a spacer fixed on a surface of the first base layer opposite to the polarization layer, and a second base layer facing the first base layer and spaced apart from the first base layer by the first spacer, wherein the first spacer maintains a gap between the first and second base layers, and a first light modulating material disposed in the gap.
    Type: Application
    Filed: November 28, 2018
    Publication date: October 1, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Jung Woon Kim, Su Young Ryu, Byoung Kun Jeon, Yong Sung Choi, Seong Min Lee, Hye Min Yu
  • Patent number: 8791301
    Abstract: Disclosed is a novel method of preparing a secondary amine compound using a microflow reactor. According to the method, a primary amine compound and a halide compound are allowed to react with each other in the microflow reactor, such that the production of a tertiary amine compound or an ammonium salt is minimized, whereby the secondary amine compound is efficiently prepared.
    Type: Grant
    Filed: February 1, 2011
    Date of Patent: July 29, 2014
    Assignee: University-Industry Cooperation Group of Kyunghee University
    Inventors: Jin-Hyun Jeong, Han-Seo Moon, Liu-Lan Shen, Yong-Sung Choi
  • Publication number: 20130137900
    Abstract: Disclosed is a novel method of preparing a secondary amine compound using a microflow reactor. According to the method, a primary amine compound and a halide compound are allowed to react with each other in the microflow reactor, such that the production of a tertiary amine compound or an ammonium salt is minimized, whereby the secondary amine compound is efficiently prepared.
    Type: Application
    Filed: February 1, 2011
    Publication date: May 30, 2013
    Applicant: UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNGHEE UNIVERSITY
    Inventors: Jin-Hyun Jeong, Han-Seo Moon, Liu-Lan Shen, Yong-Sung Choi
  • Publication number: 20130056459
    Abstract: A microwave oven capable of quickly detecting the abnormal operation and the overheated temperature of a high voltage transformer. The microwave oven including cooking chamber, a magnetron configured to provide a high frequency wave to inside of the cooking chamber, a high voltage transformer (HVT) including a core, a primary coil wound around the core, and a secondary coil wound around the core and configured to transform a voltage, which is provided to the microwave oven, to the magnetron, and a Thermo Protector (TP) configured to block a current from being applied to the primary coil when the HVT is overheated, wherein the TP is disposed at an outer surface of the secondary coil.
    Type: Application
    Filed: September 4, 2012
    Publication date: March 7, 2013
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Gyu-Sik LIM, Tae Kyou Park, Yong Sung Choi, Won Woo Choi
  • Patent number: 8077362
    Abstract: An image scanning device includes a main body casing, a scanning unit which is movably disposed within the main body casing, and a position indicating unit to generate position information of the scanning unit, and to wirelessly receive and display the position information.
    Type: Grant
    Filed: February 19, 2008
    Date of Patent: December 13, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-pyo Kang, Yong-sung Choi
  • Publication number: 20100086517
    Abstract: Compositions and methods for modulating the growth, proliferation, and/or differentiation of B-cells in the germinal center are disclosed, and include use of IL-15 inhibitors, antagonists, and agonists. The compositions and methods find use in treating B-cell-related disorders, including neoplasms of the B-cell lineage.
    Type: Application
    Filed: June 15, 2009
    Publication date: April 8, 2010
    Applicant: Ochsner Clinic Foundation
    Inventor: Yong Sung Choi
  • Publication number: 20090002780
    Abstract: An image scanning device includes a main body casing, a scanning unit which is movably disposed within the main body casing, and a position indicating unit to generate position information of the scanning unit, and to wirelessly receive and display the position information.
    Type: Application
    Filed: February 19, 2008
    Publication date: January 1, 2009
    Inventors: Kyung-pyo KANG, Yong- sung CHOI
  • Patent number: 6743898
    Abstract: The present invention provides monoclonal antibodies which interfere with the interactions between FDCs and B cells, thereby suppressing the proliferation and/or differentiation of B cells in lymphoid follicles. The monoclonal antibodies of the present invention are useful for treating follicular lymphomas, multiple myeloma as well as autoimmune diseases.
    Type: Grant
    Filed: March 15, 2001
    Date of Patent: June 1, 2004
    Assignee: Ochsner Clinic Foundation
    Inventors: Yong Sung Choi, Li Li