Patents by Inventor Dong-Woo Lee

Dong-Woo Lee 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: 20200325621
    Abstract: A dryer is disclosed. The dryer comprises: a body having a first opening disposed at one side thereof; a first drum rotatably disposed in the body and including a first drying chamber connected to the first opening; a first hot-air unit for supplying hot air to the inside of the first drum; a first door coupled to the body to open or close the first opening; a second drum disposed at the first door; and a second hot-air unit for supplying hot air to the inside of the second drum.
    Type: Application
    Filed: August 1, 2018
    Publication date: October 15, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-woo LEE, Dong-wook KIM, Seong-ho KIL, Dong-il BACK
  • Publication number: 20200281222
    Abstract: The present invention relates to a chewing gum composition containing a gum base and a Hericium erinaceus extract. In addition, the present invention relates to a chewing gum composition containing a gum base, a Hericium erinaceus extract and cordycepin. The chewing gum composition according to the present invention has a salivation secretion promoting effect, a bad breath inhibitory effect, and an antibacterial effect.
    Type: Application
    Filed: December 1, 2016
    Publication date: September 10, 2020
    Inventors: Dae-Hee LEE, Seon-Ho KIM, Dong-Woo LEE
  • Patent number: 10733937
    Abstract: An organic light-emitting diode (OLED) display can include a display panel including sub-pixels; a deterioration sensing unit configured to sense a deterioration state of the display panel; a power supply configured to output a high voltage for driving the sub-pixels; and a timing controller configured to: receive a deterioration sensing result including information on the deterioration state of the display panel from the deterioration sensing unit, continuously vary the high voltage based on the deterioration sensing result received from the deterioration sensing unit, and provide the varied high voltage to the sub-pixels.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: August 4, 2020
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Yong-Chul Kwon, Dong-Won Park, Dong-Woo Lee, Joon-Hee Lee
  • Publication number: 20200192788
    Abstract: Disclosed is a game test automation device capable of automating a game test. The 0game test automation device can comprise: a database for storing test procedure information, which is a combination of game scripts to be tested in a game service; and a testing unit for testing game build of the game service on the basis of the test procedure information, and creating game state information derived in the testing process and a test report on the test.
    Type: Application
    Filed: August 13, 2018
    Publication date: June 18, 2020
    Inventors: Il Hwan Seo, Hyeon Woo Sim, Soo Man Yun, Sun Keun Shim, Dong Woo Lee, Sun Young Park, Yu Jin Han, Hye Jeong Jeong, Su Jin Park
  • Patent number: 10656578
    Abstract: A fixing device comprising a fixing belt, a rotating member to be in engagement with an outer circumferential surface of the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 19, 2020
    Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong Jin Seol, Jun Tae Kim
  • Patent number: 10612010
    Abstract: The present invention relates to a novel thermophile-derived keratinase having keratin decomposition ability. Further, the present invention relates to a polynucleotide encoding the keratinase, a recombinant vector containing the same, host cells transformed by using the recombinant vector, and a method for preparing a keratinase including a step of culturing the host cells. Further, the present invention relates to a composition for decomposing keratin containing the enzyme; and a method for decomposing keratin by using the same. Further, the present invention relates to a keratin decomposed product decomposed by the enzyme.
    Type: Grant
    Filed: September 7, 2015
    Date of Patent: April 7, 2020
    Assignee: Kyungpook National University Industry-Academic Cooperation Foundation
    Inventors: Dong Woo Lee, Yong Jik Lee, Hyun Su Jin, Ji Yeon Kim, Gae Won Nam, Sang Jae Lee
  • Publication number: 20200102681
    Abstract: A washing machine which performs a washing operation by heating water, a detergent, or a wash liquid using a dielectric heating method and a method of controlling the washing machine. The washing machine may include a water supply portion which supplies a wash liquid including water and a detergent, a power supply portion which supplies alternating current (AC) power, and an electric field forming portion which forms an electric field between a first electrode portion and a second electrode portion according to the AC power to heat the supplied wash liquid.
    Type: Application
    Filed: December 2, 2019
    Publication date: April 2, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Eun Chung, Da Eun Kim, In Sik Park, Dong Woo Lee, Jin Young Choi, Jin Han Kim, Hyun Soo Park, Sung Chan Yun, Seok-Mo Chang
  • Publication number: 20200087647
    Abstract: The present invention relates to a recombinant strain having a modified sugar metabolic pathway resulting from the introduction of an enzyme derived from a different strain to a strain, and a high-speed screening method for various mutants and variants by which useful materials can be obtained or which can produce useful materials. The use of a recombinant vector and a strain according to the present invention not only can construct a new metabolic pathway in a strain to effectively obtain D-tagatose from D-galactose, but also can introduce randomly modified sugar isomerases and then allow D-galactose isomerase variants to be rapidly screened by conducting a cell growth-associated screening system.
    Type: Application
    Filed: December 26, 2017
    Publication date: March 19, 2020
    Inventors: Dong Woo Lee, Sun Mi Shin, Yun Hye Joo, Jae Yoon Sung
  • Patent number: 10593613
    Abstract: Disclosed are a lead frame for a semiconductor package, comprising: an anode 10, a cathode 20, a molding part 30, terminal parts 90 and 91, wherein one or more heat radiating holes 40, one or more chip attachment parts 50 which have a wider surface area than surface areas of semiconductor chips 55 to be attached, one or more upper openings 70 and 71 are positioned in an upper portion of the lead frame, and wherein one or more heat radiating holes 40, one or more first lower openings 60, and one or more second lower openings 80 are positioned in a lower portion of the lead frame; a semiconductor package including the lead frame; and a lighting apparatus including the semiconductor package.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: March 17, 2020
    Assignee: BK Technology Co., Ltd.
    Inventor: Dong-Woo Lee
  • Patent number: 10563343
    Abstract: Provided are a dryer and method for controlling the same, which may appropriately and efficiently dry objects thrown into a receiving space by using high frequency electric fields and heated air. In accordance with one aspect of the present disclosure a dryer includes a main body, a drum rotationally placed inside the main body, a driver provides rotational force to the drum, an electrode part produces an electric field inside the drum, a power supplier supplies power to the electrode part, an air heater heats air, a blower supplies heated air into the drum and a controller controls the power supplier to block power supplied to the electrode part depending on a dried state of an object contained in the drum, controls the driver to rotate the drum, and controls the air heater and the blower to supply heated air into the drum.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: February 18, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Eun Chung, Da Eun Kim, Jin Han Kim, Yong Soon Park, Sung Chan Yun, Dong Woo Lee, Seok-Mo Chang, Hee-Soo Jeong, Jin Young Choi
  • Publication number: 20200048822
    Abstract: A dryer includes a main body, a drying chamber provided inside the main body and configured to accommodate objects to be dried, a conveying unit configured to convey the objects to be dried, a sensor unit configured to sense information on states of the objects to be dried, and a control unit configured to control the conveying unit to move the objects to be dried based on the information sensed by the sensor unit.
    Type: Application
    Filed: October 18, 2019
    Publication date: February 13, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Young CHOI, Da Eun KIM, Sun Soo KIM, Dong Woo LEE, Seung Eun CHUNG, Jin Han KIM, Hyun Soo PARK, Sung Chan YUN, Seok-Mo CHANG
  • Patent number: 10513812
    Abstract: A washing machine which performs a washing operation by heating water, a detergent, or a wash liquid using a dielectric heating method and a method of controlling the washing machine. The washing machine may include a water supply portion which supplies a wash liquid including water and a detergent, a power supply portion which supplies alternating current (AC) power, and an electric field forming portion which forms an electric field between a first electrode portion and a second electrode portion according to the AC power to heat the supplied wash liquid.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: December 24, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Eun Chung, Da Eun Kim, In Sik Park, Dong Woo Lee, Jin Young Choi, Jin Han Kim, Hyun Soo Park, Sung Chan Yun, Seok-Mo Chang
  • Patent number: 10494686
    Abstract: The present invention relates to a composition for epimerization of a non-phosphorylated hexose, comprising sugar epimerases derived from thermophiles, and a method for preparing a non-phosphorylated hexose epimer using the composition. The sugar epimerases derived from thermophiles according to the present invention can effectively catalyze an epimerization reaction of a non-phosphorylated hexose and can easily produce an epimer form of the non-phosphorylated hexose, in particular a rare sugar hexose, and thus can be usefully utilized in the pharmaceutical and food industry.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: December 3, 2019
    Assignee: CJ CheilJedang Corporation
    Inventors: Dong Woo Lee, Sun Mi Shin, Yong Jik Lee, Sang Jae Lee
  • Patent number: 10497329
    Abstract: A display device and a method of driving the same. The display device includes a display panel on which a plurality of data lines and a plurality of gate lines intersect each other to form a matrix, with a number of pixels being defined at intersections of the plurality of data lines and the plurality of gate lines. A data driver is connected to the plurality of data lines. A gate driver is connected to the plurality of gate lines. A timing controller controls the display panel to operate in a driving mode that changes depending on image signals.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: December 3, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: SungGae Lee, HeeJung Hong, Dong-Woo Lee
  • Patent number: 10450693
    Abstract: A dryer includes a main body, a drying chamber provided inside the main body and configured to accommodate objects to be dried, a conveying unit configured to convey the objects to be dried, a sensor unit configured to sense information on states of the objects to be dried, and a control unit configured to control the conveying unit to move the objects to be dried based on the information sensed by the sensor unit.
    Type: Grant
    Filed: May 5, 2016
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Young Choi, Da Eun Kim, Sun Soo Kim, Dong Woo Lee, Seung Eun Chung, Jin Han Kim, Hyun Soo Park, Sung Chan Yun, Seok-Mo Chang
  • Patent number: 10444889
    Abstract: A touch display device, as well as its driving method, is capable of supplying a touch driving signal for touch sensing and a force touch driving signal for force touch sensing, while also reducing current consumption. A driving circuit of the touch display device changes the number of changing a pulse waveform of a sync signal between a high logic level and a low logic level, wherein the sync signal is provided to control a touch driving signal supplied to a plurality of touch electrodes, and a force touch driving signal supplied to a display module.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: October 15, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: SeHyun Chang, Dong-Woo Lee
  • Patent number: 10406264
    Abstract: The present invention relates to a peptide having the ability to bind specifically to the surface of titanium. The titanium-binding peptide according to the present invention is fixed securely to the titanium surface so that the activity of a physiologically active substance linked to the peptide can be stably maintained over a long period of time. Thus, the peptide can be effectively used for surgical regeneration therapy.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: September 10, 2019
    Assignees: NANO INTELLIGENT BIOMEDICAL ENGINEERING CORPORATION CO., LTD., Seoul National University R&DB Foundation
    Inventors: Chong-Pyoung Chung, Yoon Jeong Park, Jue-Yeon Lee, Yeonsu Kim, Dong Woo Lee
  • Publication number: 20190250544
    Abstract: A fixing device comprising a fixing belt, a rotating member to be in engagement with an outer circumferential surface of the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt.
    Type: Application
    Filed: April 26, 2019
    Publication date: August 15, 2019
    Applicant: HP Printing Korea, Co., Ltd.
    Inventors: Ji Su PARK, Soo Hwan BAE, Dong Woo LEE, Dong Jin SEOL, Jun Tae KIM
  • Patent number: 10351592
    Abstract: The present invention relates to a method for separating antibody isoforms using cation exchange chromatography and, more specifically, to a method for separating and purifying several isoforms, which are generated during an antibody production procedure, using a washing buffer for cation exchange chromatography.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: July 16, 2019
    Assignee: CELLTRION, INC.
    Inventors: Dong Woo Lee, Mi Na Song, Byoung Oh Kwon, Ki Sung Kwon, Dong Rim Yeom, Yeon Jung Kim
  • Publication number: 20190200891
    Abstract: Disclosed herein are a system and a method for volitional electromyography (vEMG) signal detection from an EMG signal when functional electrical stimulation (FES) is applied. The system for vEMG signal detection includes a receiver for receiving data from an EMG electrode when FES is applied, a memory for storing a program for detecting a vEMG signal using the received data, and a processor for executing the program, wherein the processor cuts the data received from the EMG electrode disposed at a predetermined position, calculates a difference between data for previous FES and data for current FES, and detects the vEMG signal using the calculated difference.
    Type: Application
    Filed: December 3, 2018
    Publication date: July 4, 2019
    Inventors: Joon Young JUNG, Bae Sun KIM, Yong Ki SON, Dong Woo LEE, Ja Beom GU, Hyung Cheol SHIN