Patents by Inventor Seung-min Lee

Seung-min 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).

  • COIL COMPONENT
    Publication number: 20210183564
    Abstract: A coil component includes a body, a support substrate embedded in the body, a coil portion including first and second lead-out portions disposed on one surface of a support substrate and spaced apart from each other, slit portions formed along edge portions between both end surfaces of the body, opposing each other, and a first surface of the body, respectively, and exposing the first and second lead-out portions to internal surfaces of the slit portions, respectively, plating prevention portions embedded in the first and second lead-out portions, respectively, and having first surfaces exposed to the internal surfaces of the slit portions, respectively, and first and second external electrodes disposed on the first surface of the body, spaced apart from each other, extending to the internal surfaces of the slit portions, respectively, and connected to the first and second lead-out portions, respectively.
    Type: Application
    Filed: May 15, 2020
    Publication date: June 17, 2021
    Inventors: Byung Soo Kang, Seung Mo Lim, Seung Min Lee, Byeong Cheol Moon, Yong Hui Li, Ju Hwan Yang
  • DISPLAY DEVICE
    Publication number: 20210151419
    Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.
    Type: Application
    Filed: August 12, 2020
    Publication date: May 20, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Min LEE, Jin Yeong KIM, Sang Ho PARK, Tae Hoon YANG, Sung Jin LEE, Jin Woo LEE
  • Display device
    Patent number: 11009753
    Abstract: A display device includes a substrate, a first wiring and a second wiring positioned on the substrate, a thin film transistor (“TFT”) connected to the first wiring and the second wiring, and a pixel electrode connected to the TFT and including a transverse branch part, a longitudinal branch part, minute branches extending from the transverse branch part and the longitudinal branch part, and an outer branch part connecting end parts of the minute branches and adjacent to the storage electrode line, where a shortest distance from a center part of at least one side of the outer branch part to at least one side of the first wiring is different from a shortest distance from an edge part of at least one side of the outer branch part to at least one side of the first wiring.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: May 18, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheol Shin, Hak Sun Chang, Se Hyun Lee, Seung Min Lee
  • Toothbrush and oral cleaner with suctioning and cleaning functions
    Patent number: 11000352
    Abstract: A toothbrush with suctioning and cleaning functions according to an embodiment of the present invention includes a toothbrush rod including a head portion and a handle portion, a brush disposed at the head portion, a through-hole portion formed at the head portion to supply cleaning water to an oral cavity or suction in dirty water from the oral cavity, a guide tube disposed within the toothbrush rod and connected to the through-hole portion to deliver the cleaning water to the through-hole portion or deliver the dirty water suctioned in through the through-hole portion to the outside, and an external main body to supply the cleaning water to the guide tube and to receive the dirty water from the guide tube.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: May 11, 2021
    Assignee: Bluereo Inc.
    Inventor: Seung Min Lee
  • DISPLAY PANEL AND DISPLAY DEVICE INCLUDING THE SAME
    Publication number: 20210134877
    Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.
    Type: Application
    Filed: September 16, 2020
    Publication date: May 6, 2021
    Inventors: Jin Taek KIM, Jin Yeong KIM, Soo Hyun MOON, Sang Ho PARK, Seung Min LEE, Jin Woo LEE, Tae Hoon YANG
  • SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE
    Publication number: 20210091109
    Abstract: A semiconductor device includes: a stack structure including a cell region and a contact region; a channel structure penetrating the cell region of the stack structure; trenches penetrating the contact region of the stack structure to different depths; and a stop structure penetrating the contact region of the stack structure, the stop structure being located between the trenches.
    Type: Application
    Filed: May 11, 2020
    Publication date: March 25, 2021
    Applicant: SK hynix Inc.
    Inventors: Byung Woo KANG, Sae Jun KWON, Seung Min LEE, Hwal Pyo KIM, Jin Taek PARK, Seung Woo HAN, Young Ock HONG
  • TIP APPLICATOR AND COSMETIC INGREDIENT APPLYING DEVICE INCLUDING SAME
    Publication number: 20210076799
    Abstract: The present invention relates to a tip applicator and a cosmetic ingredient applying device having the same. According to the present invention, the tip applicator, which applies a cosmetic substance to a user's skin, includes: a body having a given shape; and a plurality of functional surfaces formed on the side periphery of the body, wherein two functional surfaces adjacent to each other among the plurality of functional surfaces have different widths on at least a portion thereof in a direction parallel with a circumferential direction of the body.
    Type: Application
    Filed: August 30, 2018
    Publication date: March 18, 2021
    Applicant: Amorepacific Corporation
    Inventors: Ho Joong SEO, Ji Jung LEE, Oh Soo LEE, Seung Min LEE, Jung Sun CHOI
  • Apparatus and method for balancing battery and battery pack including the same
    Patent number: 10944273
    Abstract: An apparatus for balancing a battery according to the present disclosure includes: a voltage measuring unit configured to measure a voltage of each of a plurality of battery cells connected to each other; and a control unit configured to calculate a state of charge (SOC) of each of the battery cells from the voltage measured by the voltage measuring unit, select a standard cell and a target group on the basis of the calculated SOCs of the battery cells, choose one battery cell among battery cells belonging to the selected target group as a target cell, calculate a balancing time according to a difference between the SOC of the standard cell and the SOC of the target cell, and perform balancing to the battery cells belonging to the target group during the calculated balancing time.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: March 9, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Hyun-Chul Lee, Ju-Young Sun, Seung-Min Lee
  • COIL COMPONENT
    Publication number: 20210057138
    Abstract: A coil component includes a body having one surface and the other surface, opposing each other, and one side surface and the other side surface, each connecting the one surface and the other surface to each other, opposing each other, a recess formed in each of the one side surface and the other side surface of the body to extend to the one surface of the body, a support substrate disposed inside the body, a coil portion, disposed on the support substrate, having one end portion and the other end portion exposed to the recess, an oxide insulating layer disposed on a surface of the body, and a first insulating layer disposed along a surface of the oxide insulating layer to cover the surface of the body.
    Type: Application
    Filed: January 27, 2020
    Publication date: February 25, 2021
    Inventors: Ju Hwan YANG, Seung Min LEE, Byung Soo KANG, Byeong Cheol MOON, Yong Hui LI
  • Device for measuring thermoelectric performance
    Patent number: 10928255
    Abstract: The present disclosure herein relates to a device for measuring a thermoelectric performance. The device for measuring a thermoelectric performance of a thermoelectric material, which includes a support module configured to generate temperature difference between both ends of the thermoelectric material, a fixing module detachably coupled to the support module to support the thermoelectric material, a temperature measuring unit electrically connected to the fixing module to measure temperature of each of the both ends of the thermoelectric material, and an electromotive force measuring unit electrically connected to the fixing module to measure thermoelectromotive force generated between the both ends of the thermoelectric material. Here, the fixing module includes a first heat sink part and a second heat sink part, which respectively support the both ends of the thermoelectric material.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: February 23, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jaewoo Lee, Jungyun Kwon, Junsoo Kim, Seungeon Moon, Seung Min Lee, Solyee Im
  • COIL COMPONENT
    Publication number: 20210035728
    Abstract: A coil component includes a body; a supporting substrate embedded in the body; a coil portion including a coil pattern, and a lead-out pattern exposed to an outside of the body through an external surface of the body, and disposed on the supporting substrate and embedded in the body; and an insulating film disposed between the coil portion and the body, wherein at least a portion of the lead-out pattern contacts the body through an opening formed in the insulating film.
    Type: Application
    Filed: May 6, 2020
    Publication date: February 4, 2021
    Inventors: Yong Hui LI, Byung Soo KANG, Byeong Cheol MOON, Ju Hwan YANG, Seung Min LEE
  • ADHESIVE COMPOSITION
    Publication number: 20210032515
    Abstract: The present disclosure provides an adhesive composition including an aliphatic urethane (meth)acrylate, a thickener and a spacer. The adhesive composition has printability that printing can be effectively performed into a pattern with a thin width or the like, and is capable of forming an adhesive having excellent physical properties such as transparency, a gap maintaining ability capable of maintaining a constant cell gap between films and adhesive force. The adhesive composition is useful for constituting an optical element for HMDs.
    Type: Application
    Filed: January 22, 2019
    Publication date: February 4, 2021
    Inventors: Seung Min LEE, So Young KIM, Se Woo YANG
  • DISPLAY DEVICES AND MANUFACTURING METHOD THEREOF
    Publication number: 20210028362
    Abstract: An embodiment of the present inventive concept provides a display device including: a mother substrate on which a plurality of display modules are located; and a mother film located on a rear surface of the mother substrate, wherein the mother film may include a first layer, and a second layer disposed between the first layer and the mother substrate, the second layer has a thickness of from about 40 ?m to about 60 ?m, and a thickness of the first layer may be greater than that of the second layer.
    Type: Application
    Filed: May 11, 2020
    Publication date: January 28, 2021
    Inventors: Kwang Nyun KIM, Ki Chul BAE, Jong Gil RYU, Seung Min LEE, Chang Yong LEE, Chul Kyu CHOI, In HUH, Jong Hak HWANG
  • ORGANIC LIGHT-EMITTING DIODE DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20210029446
    Abstract: An organic light emitting device includes: a substrate; a first electrode provided on the substrate; a metal pattern provided along an edge of the first electrode; and a pixel definer provided on the metal pattern. The pixel definer covers an end portion of the first electrode and an end portion of the metal pattern. The pixel definer includes an opening exposing the first electrode.
    Type: Application
    Filed: October 11, 2020
    Publication date: January 28, 2021
    Inventors: Jae Hyuk JANG, Joo Sun YOON, Seung Min LEE, Yong Jae JANG
  • METHOD OF MANUFACTURING MULTILAYER PEROVSKITE STRUCTURE, AND MULTILAYER PEROVSKITE STRUCTURE AND SOLAR CELL MANUFACTURED USING THE SAME
    Publication number: 20210028381
    Abstract: The present disclosure discloses a method of manufacturing a multilayer perovskite structure, and a multilayer perovskite structure and solar cell manufactured using the same. The method of manufacturing a multilayer perovskite structure according to an embodiment of the present disclosure includes a step of forming a first perovskite layer using a compound including a first perovskite precursor on a base substrate; a step of forming a second perovskite layer using a compound including a second perovskite precursor on a donor substrate; and a step of laminating the first and second perovskite layers so that the first and second perovskite layers contact each other and then applying heat or pressure to form a multilayer perovskite structure.
    Type: Application
    Filed: July 23, 2020
    Publication date: January 28, 2021
    Applicants: Korea University Research and Business Foundation, Global Frontier Center for Multiscale Energy Systems, Seoul National University R&DB Foundation
    Inventors: Jun Hong NOH, Man Soo CHOI, Seung Min LEE, Yeoun Woo JANG, Chan Su MOON, Kyung Mun YEOM, Kwang CHOI
  • Wearable electronic device
    Patent number: 10874335
    Abstract: Disclosed is a wearable electronic device including a body portion wearable on a human body, a circuit portion mounted on the body portion, and a sensor portion contacting the human body to measure a bio signal, wherein the sensor portion is detachably coupled to the body portion.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: December 29, 2020
    Inventors: Chul-Ho Cho, Seong-Wook Jo, Seung-Min Lee, Jea-Hyuck Lee, Seong-Je Cho, Jae-Geol Cho, Sun-Tae Jung
  • Bending support for display panel
    Patent number: D907024
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: January 5, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seon Beom Ji, Jong Hyun Choi, Seung Min Lee, Dong Hwan Shim
  • Vertical memory devices and methods of manufacturing the same
    Patent number: RE48482
    Abstract: A vertical memory device includes a substrate, a plurality of channels on the substrate and extending in a first direction that is vertical to a top surface of the substrate, a plurality of gate lines stacked on top of each other on the substrate, a plurality of wiring over the gate lines and electrically connected to the gate lines, and an identification pattern on the substrate at the same level as a level of at least one of the rings. The gate lines surround the channels. The gate lines are spaced apart from each other along the first direction.
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: March 23, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Min Lee, Hoo-Sung Cho, Jeong-Seok Nam, Jong-Min Lee, Yong-Joon Choi
  • Display screen or portion thereof with icon
    Patent number: D916893
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: April 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Min Lee, Hee- Jin Ko, You-Jin Choi
  • Display screen or portion thereof with icon
    Patent number: D916894
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: April 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Min Lee, Hee-Jin Ko, You-Jin Choi