Patents by Inventor Jin-Woo Lee

Jin-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).

  • Polyamide-imide film
    Patent number: 11267942
    Abstract: One embodiment may provide a polyamide-imide film which is colorless and transparent while having an adequate level of solubility and excellent mechanical properties, the polyamide-imide film comprising a polyamide-imide polymer formed by polymerizing an aromatic diamine compound, an aromatic dianhydride compound and a dicarbonyl compound, wherein, for a square cross-section of 1 cm×1 cm and a thickness of 30 um to 100 mm, the polyamide-imide film has a dissolution time of 5-60 minutes in 10 ml of dimethylacetamide (DMAc), and for a thickness of 50 mm, the polyamide-imide film has a yellowness of at most 5, a haze of at most 2%, a permeability of at least 85% and a modulus of at least 5.0 GPa.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: March 8, 2022
    Assignee: SKC CO., LTD.
    Inventors: Sunhwan Kim, Dae Seong Oh, Jin Woo Lee, Dawoo Jeong, Dong Jin Lim
  • Reagent composition for measuring glycated hemoglobin and method for measuring glycated hemoglobin using same
    Patent number: 11268953
    Abstract: Provided is a reagent composition for measuring glycated hemoglobin to diagnose the presence or absence of diabetes and a method of measuring glycated hemoglobin using the same, and more particularly is a reagent composition for measuring glycated hemoglobin, the composition including a dye-encapsulated silica nanoparticle-boronic acid, and to a method of measuring glycated hemoglobin using the same. In the reagent composition for measuring the glycated hemoglobin, since a dye is encapsulated in silica nanoparticles, the inherent absorption wavelength of the dye is not affected by pH and the composition has excellent stability even when stored for one month or more.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: March 8, 2022
    Assignee: DXGEN CORP.
    Inventors: Jin Woo Lee, Seon Ah Cheon
  • DISPLAY DEVICE
    Publication number: 20220045152
    Abstract: A display device includes: a substrate; a buffer layer on the substrate; a first active pattern and a second active pattern on the buffer layer and spaced apart from each other; a first gate insulation layer on the first active pattern and the second active pattern; a first gate electrode and a second gate electrode on the first gate insulation layer, the first gate electrode and the second gate electrode respectively overlapping the first active pattern and the second active pattern; a second gate insulation layer on the first gate electrode and the second gate electrode; and a capacitor electrode on the second gate insulation layer, the capacitor electrode overlapping the first gate electrode, wherein a permittivity of the first gate insulation layer is greater than a permittivity of the buffer layer.
    Type: Application
    Filed: October 25, 2021
    Publication date: February 10, 2022
    Inventors: Jin Woo LEE, Jintaek KIM, Yeonhong KIM, Pilsuk LEE
  • Hologram-based character recognition method and apparatus
    Patent number: 11244138
    Abstract: A hologram-based character recognition method in which representative characters are respectively matched to fingers and a group of characters including character objects is matched to representative characters, includes: displaying, when a first movement of a predetermined finger is detected, in a space a hologram image in which a predetermined representative character among the representative characters matched to the predetermined finger is arranged at a center and the character objects included in the group matched to the predetermined representative character are arranged around the predetermined representative character.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: February 8, 2022
    Inventor: Jin Woo Lee
  • Antiplasmodial compounds
    Patent number: 11230569
    Abstract: Novel compositions and methods for the treatment and prevention of malaria are disclosed herein.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: January 25, 2022
    Assignees: University of Central Florida Research Foundation, Inc., The Board of Regents of The University of Oklahoma
    Inventors: Debopam Chakrabarti, Robert H. Cichewicz, Shengxin Cai, Jin Woo Lee, Jennifer E. Collins
  • Light emitting diode display device
    Patent number: 11233104
    Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic light emitting diode.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: January 25, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Ho Park, Yeon Hong Kim, Jin Yeong Kim, Jin Taek Kim, Soo hyun Moon, Mi Jin Park, Tae Hoon Yang, Sung-Jin Lee, Jin Woo Lee, Kwang Taek Hong
  • Sensor package with reduced height cavity walls and sensor package module including the same
    Patent number: 11209323
    Abstract: In some embodiments, a sensor package includes: a substrate including a sensing area; a terminal portion disposed on a side of the sensing area of the substrate and including at least one terminal connected to the outside; a first outer wall disposed on the substrate and including a main wall surrounding at least some outer portions of the sensing area; at least one wire patterned and disposed on the substrate and configured to connect the sensing area and the terminal portion to each other; and a cover disposed on the first outer wall to correspond to the sensing area. Part of the main wall is disposed between the sensing area and the terminal portion, and the main wall includes an opening through which the at least one wire passes. Other embodiments may be disclosed and/or claimed.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: December 28, 2021
    Assignee: HAESUNG DS CO., LTD.
    Inventor: Jin Woo Lee
  • BEAUTY MEDICAL DEVICE
    Publication number: 20210393992
    Abstract: According to one aspect of the present invention, provided is a beauty medical device comprising: a handpiece body having an ultrasonic emission surface prepared at one end; an ultrasonic generation unit which is provided inside the handpiece body and which generates an ultrasonic wave so as to emit same at the skin through the ultrasonic emission surface; and a high frequency generation unit disposed on the circumference of the ultrasonic emission surface at one end of the handpiece body so as to generate a high frequency.
    Type: Application
    Filed: October 8, 2019
    Publication date: December 23, 2021
    Inventors: Ae Rie JI, Jin Woo LEE, Kyong Su JUNG, Jin Woo YU
  • Method of preparing carbon aerogel precursor, carbon aerogel precursor prepared thereby, and carbon aerogel
    Patent number: 11203003
    Abstract: The present invention relates to a carbon aerogel precursor, a preparation method thereof and a carbon aerogel prepared thereby and, more particularly, to a carbon aerogel precursor which can be converted into a carbon aerogel that exhibits excellent specific surface area and physical properties by using a binder that has a low carbonization ratio and is capable of performing phase conversion while using a carbon material having physical properties such as diameter, length and the like that are not adjusted, a preparation method thereof, and a carbon aerogel prepared thereby.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: December 21, 2021
    Assignee: KOREA INSTITUTE OF MATERIALS SCIENCE
    Inventors: Young Seok Oh, Kang Eun Lee, Jin Woo Lee, Moon Kwang Um
  • Memory devices
    Patent number: 11205682
    Abstract: A memory device includes first conductive lines extending in a first direction, second conductive lines extending in a second direction, and a plurality of memory cells each arranged between the first and second conductive lines and each including a variable resistance memory layer and a switch material pattern. The switch material pattern includes an element injection area arranged in an outer area of the switch material pattern, and an internal area covered by the element injection area. The internal area contains a first content of at least one element from arsenic (As), sulfur (S), selenium (Se), and tellurium (Te), the element injection area contains a second content of the at least one element from As, S, Se, and Te, and the second content has a profile in which a content of the at least one element decreases away from the at least one surface of the switch material pattern.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: December 21, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Zhe Wu, Ja-bin Lee, Jin-woo Lee, Kyu-bong Jung
  • SAW BASED OPTICAL SENSOR DEVICE AND PACKAGE INCLUDING THE SAME
    Publication number: 20210381952
    Abstract: Provided are an optical sensor device using surface acoustic waves and an optical sensor device package. The optical sensor device includes: a substrate including a first light sensing area and a temperature sensing area and including a piezo electric material; a first input electrode and a first output electrode which are disposed in the first light sensing area and are apart from each other with a first delay gap therebetween; a first sensing film overlapping the first delay gap and configured to cover at least some portions of the first input electrode and the first output electrode; and a second input electrode and a second output electrode which are disposed in the temperature sensing area and are apart from each other with a second delay gap therebetween. The second delay gap is exposed to air.
    Type: Application
    Filed: August 20, 2021
    Publication date: December 9, 2021
    Inventors: Jin Woo LEE, Byung Moon LEE, Jin Kee HONG, Jong Woo KIM
  • APPARATUS FOR DRIVING MOTOR OF MOTOR DRIVEN POWER STEERING AND CONTROL METHOD THEREOF
    Publication number: 20210384862
    Abstract: An apparatus for driving a motor of an MDPS may include: first to fourth driving power supply units configured to supply driving power to a driving motor; first to fourth inverters configured to switch the driving power supplied from the first to fourth driving power supply units, and supply the switched driving motor to the driving motor, in order to drive the driving motor; first to fourth driving units configured to drive the first to fourth inverters, respectively; a first control unit configured to operate the driving motor by switching the first and second inverters through the first and second driving units; a second control unit configured to operate the driving motor by switching the third and fourth inverters through the third and fourth driving units.
    Type: Application
    Filed: June 1, 2021
    Publication date: December 9, 2021
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Jin Woo LEE
  • Method and apparatus for inputting character based on motion recognition of body
    Patent number: 11188155
    Abstract: A motion-based character input method and apparatus are provided. The method includes following steps: matching each of a plurality of representative objects with one of bodies, where the plurality of representative objects are respectively included in object groups each of which includes one or more objects; when a first motion of a first body part matched with a representative object among the plurality of representative objects is detected, recognizing the representative object as a first input; and when a second motion of a second body part matched with an object in an object group including the representative object is detected after the detection of the first motion, recognizing the object as a second input.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: November 30, 2021
    Inventor: Jin Woo Lee
  • Touch sensor module, window stack structure including the same and image display device including the same
    Patent number: 11182032
    Abstract: A touch sensor module according to an embodiment of the present invention includes a touch sensor layer including sensing electrodes and traces branching from the sensing electrodes, a flexible circuit board electrically connected to the traces at one end portion of the touch sensor layer, and a supporting structure commonly and partially covering the flexible circuit board and the touch sensor layer. Damages and delamination of electrodes and wirings included in the flexible circuit board and the touch sensor layer is prevented by the supporting structure.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: November 23, 2021
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Hye Rim Kwon, Sung Woo Yu, Dong Jin Son, Jin Woo Lee
  • DRY CLEANING APPARATUS AND DRY CLEANING METHOD
    Publication number: 20210343552
    Abstract: A dry cleaning apparatus includes a chamber, a substrate support supporting a substrate within the chamber, a shower head arranged in an upper portion of the chamber to supply a dry cleaning gas toward the substrate, the shower head including an optical window transmitting a laser light therethrough toward the substrate support, a plasma generator generating plasma from the dry cleaning gas, and a laser irradiator irradiating the laser light on the substrate through the optical window and the plasma to heat the substrate.
    Type: Application
    Filed: July 15, 2021
    Publication date: November 4, 2021
    Inventors: Seung-Min SHIN, Seok-Hoon KIM, Young-Hoo KIM, In-Gi KIM, Tae-Hong KIM, Sung-Hyun PARK, Jin-Woo LEE, Ji-Hoon CHA, Yong-Jun CHOI
  • DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
    Publication number: 20210335892
    Abstract: A display device includes a first substrate including a plurality of unit light emitting areas; a first electrode and a second electrode in each of the unit light emitting areas of the first substrate; a first insulation layer exposing one region of each of the first electrode and the second electrode; a light emitting element on the first insulation layer and having a first end and a second end in a length direction; light conversion patterns adjacent to the light emitting element, covering a portion of an upper surface of the light emitting element, and exposing the first and second ends of the light emitting element; a first contact electrode on the first electrode and connecting the one region of the exposed first electrode and the first end of the light emitting element; and a second contact electrode on the second electrode.
    Type: Application
    Filed: January 13, 2021
    Publication date: October 28, 2021
    Inventors: Jin Woo LEE, Sang Ho PARK, Tae Hoon YANG, Jin Yeong KIM, Jin Taek KIM, Soo Hyun MOON, Mi Jin PARK
  • Display device
    Patent number: 11158697
    Abstract: A display device includes: a substrate; a buffer layer on the substrate; a first active pattern and a second active pattern on the buffer layer and spaced apart from each other; a first gate insulation layer on the first active pattern and the second active pattern; a first gate electrode and a second gate electrode on the first gate insulation layer, the first gate electrode and the second gate electrode respectively overlapping the first active pattern and the second active pattern; a second gate insulation layer on the first gate electrode and the second gate electrode; and a capacitor electrode on the second gate insulation layer, the capacitor electrode overlapping the first gate electrode, wherein a permittivity of the first gate insulation layer is greater than a permittivity of the buffer layer.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Woo Lee, Jintaek Kim, Yeonhong Kim, Pilsuk Lee
  • Device and Method for Quantitative Evaluation of Deodorant Performance
    Publication number: 20210325353
    Abstract: The present invention relates to a device and a method for evaluating performance of a deodorant using a superabsorbent polymer (SAP), and the device and method are capable of quantitatively evaluating deodorant performance by collecting ammonia adsorbed to deodorant materials including the SAP and measuring the amount of ammonia thereof.
    Type: Application
    Filed: April 9, 2020
    Publication date: October 21, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jihyang Son, Min Hwan Jung, Jin Woo Lee
  • Display device and driving method thereof
    Patent number: 11151925
    Abstract: Disclosed are a light emitting display device and a driving method thereof, wherein a sensing mode of the display device includes a first sensing step in which an electrical characteristic of a first sub-pixel is sensed, a first initialization step set in advance of the first sensing step, a second sensing step in which an electrical characteristic of the second sub-pixel is sensed, and a second initialization step set in advance of the second sensing step.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: October 19, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Hye Min Park, Dong Yoon Lee, Jin Woo Lee
  • Memory device, memory cell and method for programming memory cell
    Patent number: 11152064
    Abstract: A memory device includes a word line, a bit line intersecting the word line, and a memory cell at an intersection of the word line and the bit line. The memory cell includes a first electrode connected to the word line; a second electrode connected to the bit line; and a selective element layer between the first electrode and the second electrode. The selective element layer includes one of Ge—Se—Te, Ge—Se—Te—As, and Ge—Se—Te—As—Si, and a composition ratio of arsenic (As) component of each of the Ge—Se—Te—As and the Ge—Se—Te—As—Si being greater than 0.01 and less than 0.17.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: October 19, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Zhe Wu, Ja Bin Lee, Jin Woo Lee, Kyu Bong Jung