Patents by Inventor Il-Soo Kim
Il-Soo Kim 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: 20240149767Abstract: An embodiment armrest assembly for a vehicle includes an armrest rotatably coupled to an armrest board and configured to be extended from the armrest board by rotating forward or to be housed in the armrest board by rotating and standing and a speed-reduction damper mechanism connecting the armrest and the armrest board and configured to make a rotational speed of the armrest uniform by reducing the rotational speed when the armrest rotates to be extended.Type: ApplicationFiled: April 19, 2023Publication date: May 9, 2024Inventors: Tae Hoon Lee, Ji Hwan Kim, Byeong Seon Son, Sang Ho Kim, Sang Hoon Park, Il Hwan Bae, Jeong Ho Kim, Bong Jae Jeong, Min Soo Kim
-
Publication number: 20240154057Abstract: A light-emitting device can include a semiconductor structure including a undoped semiconductor layer, a superlattice layer, a first semiconductor layer, a light-emitting layer, and a second semiconductor layer; a protective layer disposed on a side surface of the semiconductor structure; a first electrode electrically connected to the first semiconductor layer; and a second electrode electrically connected to the second semiconductor layer. Also, a recess is formed in the undoped semiconductor layer and the superlattice layer, and the recess exposes a portion of a surface of the first semiconductor layer.Type: ApplicationFiled: August 10, 2023Publication date: May 9, 2024Applicant: LG Display Co., Ltd.Inventors: Il-Soo KIM, Hyowon KWON
-
Publication number: 20240149768Abstract: An embodiment armrest assembly for a vehicle includes an armrest including a main body and a lid, an armrest board to which the armrest is rotatably coupled and in which the armrest is accommodated in an erect state, and a skirt coupled to a rear bezel housing of the lid and to the armrest board and correspondingly covering a rear space of the lid when the armrest is rotated forward, wherein the skirt has a panel shape and includes a hard material.Type: ApplicationFiled: May 12, 2023Publication date: May 9, 2024Inventors: Tae Hoon Lee, Ji Hwan Kim, Byeong Seon Son, Sang Ho Kim, Sang Hoon Park, Il Hwan Bae, Jeong Ho Kim, Bong Jae Jeong, Min Soo Kim
-
Patent number: 11947104Abstract: A spiral phase plate, according to one embodiment, for generating a Laguerre Gaussian beam by reflecting an incident beam emitted from a light source, may comprise: a first quadrant area in which the step height increase rate per unit angle decreases progressively in one direction from the point with the lowest step height to the point with the highest step height; and a second quadrant area in which the step height increase rate per unit angle increases progressively in the one direction.Type: GrantFiled: September 9, 2020Date of Patent: April 2, 2024Assignees: KOREA BASIC SCIENCE INSTITUTE, INSTITUTE FOR BASIC SCIENCE, GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: I Jong Kim, Ji Yong Bae, Hong Seung Kim, Geon Hee Kim, Ki Soo Chang, Cheonha Jeon, Il Woo Choi, Chang Hee Nam
-
Patent number: 11923480Abstract: A light-emitting device and a display device using the same are disclosed. The light-emitting device improves the reliability of a process of disposing light-emitting devices. The light-emitting device is configured to ensure electrical connections even if the light-emitting device is inverted while being disposed on a substrate. The light-emitting device includes an n-type semiconductor layer and a p-type semiconductor layer. N-type electrodes and p-type electrodes are disposed on both sides of top and bottom surfaces of the light-emitting device. Contact holes are provided to electrically connect one of the n-type electrodes to the n-type semiconductor layer and one of the p-type electrodes to the p-type semiconductor layer. When the light-emitting device is inverted while being disposed on a substrate, the light-emitting device operates ordinarily, thereby reducing the defect rate of a display device.Type: GrantFiled: March 17, 2022Date of Patent: March 5, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Taeil Jung, Il-Soo Kim, YongSeok Kwak
-
Patent number: 11911749Abstract: Provided are a chromium catalyst precursor, an ethylene oligomerization catalyst including the same, and a method of preparing an ethylene oligomer using the same. More particularly, a chromium catalyst precursor which may oligomerize ethylene with high activity and high selectivity in spite of not using methylaluminoxane (MAO) or modified-methylaluminoxane (MMAO), an oligomerization catalyst including the same, and a method of preparing an ethylene oligomer using the same are provided.Type: GrantFiled: August 18, 2022Date of Patent: February 27, 2024Assignee: SK Innovation Co., Ltd.Inventors: Il Gu Jung, Hyo Seung Park, Jun Soo Son, Myung Jin Kim, Jong Chan Kim
-
Patent number: 11903453Abstract: The present invention discloses a tilting controller that measures foot-related human biomechanical data. The tilting controller for measuring foot-related human biomechanical data includes a mechanism having a foot hold on which a rear foot portion is placed, and a control module that tilts the foot hold by controlling the mechanism portion.Type: GrantFiled: May 7, 2020Date of Patent: February 20, 2024Inventor: Il Soo Kim
-
Publication number: 20230414439Abstract: A gait assistive device that may be used to improve a gait disability by replacing or compensating movement of joints of an ankle and a foot that occur during a gait or that may be used for a bottom structure of a gait robot is disclosed. The present invention provides a gait assistive device including: a foot supporting part; a rear connecting part coupled to a heel portion of the foot supporting part; and a rearfoot plate coupled to the rear connecting part, wherein the rear connecting part may include a joint, and a shaft of the joint is installed on a line or rear line of a load line at heel strike during a gait cycle based on a direction of a gait.Type: ApplicationFiled: September 8, 2023Publication date: December 28, 2023Inventor: Il Soo KIM
-
Publication number: 20230335577Abstract: There is provided a display device. The display device includes a plurality of semiconductor elements disposed on a substrate; a plurality of LEDs disposed on the plurality of semiconductor elements and electrically connected to the plurality of semiconductor elements, respectively; and a plurality of reflectors disposed above the semiconductor elements and each located between every two of the LEDs. The plurality of LEDs may include a plurality of respective light-emitting layers disposed on the plurality of semiconductor elements, and a common electrode disposed on the plurality of light-emitting layers. The reflectors are disposed between the LEDs, so that light emitted from LEDs does not travel toward the side portions of the LEDs but toward the above of the substrate, thereby improving the light extraction efficiency and suppressing color mixture.Type: ApplicationFiled: June 26, 2023Publication date: October 19, 2023Inventors: Joonyeong PARK, Taeil JUNG, Il-Soo KIM
-
Patent number: 11786435Abstract: A gait assistive device that may be used to improve a gait disability by replacing or compensating movement of joints of an ankle and a foot that occur during a gait or that may be used for a bottom structure of a gait robot is disclosed. The present invention provides a gait assistive device including: a foot supporting part; a rear connecting part coupled to a heel portion of the foot supporting part; and a rearfoot plate coupled to the rear connecting part, wherein the rear connecting part may include a joint, and a shaft of the joint is installed on a line or rear line of a load line at heel strike during a gait cycle based on a direction of a gait.Type: GrantFiled: April 9, 2020Date of Patent: October 17, 2023Inventor: Il Soo Kim
-
Patent number: 11721718Abstract: There is provided a display device. The display device includes a plurality of semiconductor elements disposed on a substrate; a plurality of LEDs disposed on the plurality of semiconductor elements and electrically connected to the plurality of semiconductor elements, respectively; and a plurality of reflectors disposed above the semiconductor elements and each located between every two of the LEDs. The plurality of LEDs may include a plurality of respective light-emitting layers disposed on the plurality of semiconductor elements, and a common electrode disposed on the plurality of light-emitting layers. The reflectors are disposed between the LEDs, so that light emitted from LEDs does not travel toward the side portions of the LEDs but toward the above of the substrate, thereby improving the light extraction efficiency and suppressing color mixture.Type: GrantFiled: March 18, 2021Date of Patent: August 8, 2023Assignee: LG Display Co., Ltd.Inventors: Joonyeong Park, Taeil Jung, Il-Soo Kim
-
Publication number: 20230215993Abstract: A display device according to an embodiment of the present disclosure includes a substrate on which a plurality of sub-pixels are defined, a plurality of LEDs disposed in each of the plurality of sub-pixels, and a plurality of color conversion layers covering the plurality of LEDs. The plurality of color conversion layers each include a plurality of color conversion material layers that are stacked to be spaced apart from each other. Accordingly, according to the present disclosure, it is possible to minimize or reduce light lost inside the color conversion layer by separating the plurality of color conversion material layers from each other, and improve color conversion efficiency and luminance.Type: ApplicationFiled: November 2, 2022Publication date: July 6, 2023Inventors: Il-Soo Kim, YongSeok Kwak, KyuOh Kwon, SeungJun Lee
-
Publication number: 20220209072Abstract: A light-emitting device and a display device using the same are disclosed. The light-emitting device improves the reliability of a process of disposing light-emitting devices. The light-emitting device is configured to ensure electrical connections even if the light-emitting device is inverted while being disposed on a substrate. The light-emitting device includes an n-type semiconductor layer and a p-type semiconductor layer. N-type electrodes and p-type electrodes are disposed on both sides of top and bottom surfaces of the light-emitting device. Contact holes are provided to electrically connect one of the n-type electrodes to the n-type semiconductor layer and one of the p-type electrodes to the p-type semiconductor layer. When the light-emitting device is inverted while being disposed on a substrate, the light-emitting device operates ordinarily, thereby reducing the defect rate of a display device.Type: ApplicationFiled: March 17, 2022Publication date: June 30, 2022Applicant: LG Display Co., Ltd.Inventors: Taeil JUNG, Il-Soo KIM, YongSeok KWAK
-
Patent number: 11364877Abstract: A wiper linkage system directly transmits rotating force of a motor to one wiper arm. The wiper linkage system includes: a gear housing installed on a wiper motor, a pipe rod installed on the gear housing, a crank arm installed on an output shaft of the wiper motor, a first wiper arm installed on a first end of the crank arm by a rotating shaft, a pivot housing assembled with the pipe rod, and a second wiper arm operated by a link structure including a link unit coupled to a second end of the crank arm and the pivot housing. In particular, a first end of the pipe rod is fixed to a vehicle body by a pipe mounting.Type: GrantFiled: July 16, 2020Date of Patent: June 21, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DY AUTO CorporationInventors: Su-Hak Gwon, Il-Soo Kim, Seong-Jin Hong, Jung-Kwan Choi
-
Publication number: 20220139748Abstract: The present disclosure relates to an apparatus for transferring a light emitting diode (LED). The apparatus for transferring an LED includes: a pick-up unit configured to pick up at least some of multiple light emitting diodes (LEDs) arranged on one substrate, and, according to a received control signal, put down LEDs selected from among the picked-up LEDs on another substrate; and a controller configured to transmit the control signal to the pick-up unit so as to enable the pick-up unit to individually pick up or put down each of the multiple LEDs.Type: ApplicationFiled: September 21, 2020Publication date: May 5, 2022Inventors: Seong Kyong Park, Tae Il Jung, Il Soo Kim, Jae Yong Choi
-
Patent number: 11309458Abstract: A light-emitting device and a display device using the same. The light-emitting device improves the reliability of a process of disposing light-emitting devices. The light-emitting device is configured to ensure electrical connections even if the light-emitting device is inverted while being disposed on a substrate. The light-emitting device includes an n-type semiconductor layer and a p-type semiconductor layer. N-type electrodes and p-type electrodes are disposed on both sides of top and bottom surfaces of the light-emitting device. Contact holes are provided to electrically connect one of the n-type electrodes to the n-type semiconductor layer and one of the p-type electrodes to the p-type semiconductor layer. When the light-emitting device is inverted while being disposed on a substrate, the light-emitting device operates ordinarily, thereby reducing the defect rate of a display device.Type: GrantFiled: May 19, 2020Date of Patent: April 19, 2022Assignee: LG Display Co., LtdInventors: Taeil Jung, Il-Soo Kim, YongSeok Kwak
-
Patent number: 11246377Abstract: The present invention discloses a weight-bearing structure of high-heel footwear that is coupled to an outsole of high-heeled footwear, or in which a sole cover part becomes an outsole of the high-heeled footwear to linearly contact the ground during a loading response. An embodiment of the present invention provides a weight-bearing structure of high-heeled footwear, including: a heel part linearly contacting the ground; a strut part extending from the heel part; and a sole cover part extending from the strut part.Type: GrantFiled: July 5, 2019Date of Patent: February 15, 2022Inventor: Il Soo Kim
-
Publication number: 20220020906Abstract: According to an aspect of the present disclosure, a display device having a plurality of pixels each including a plurality of sub-pixels, includes a first substrate; a plurality of first pads disposed on the first substrate in the plurality of sub-pixels; a common pad disposed on the first substrate and shared by the plurality of sub-pixels; a second substrate disposed to face the first substrate; a plurality of first electrodes disposed on the second substrate and connected to the plurality of first pads; a second electrode disposed on the second substrate and connected to the common pad; and a plurality of light emitting nanorods having one ends and the other ends respectively connected to the plurality of first electrodes and the second electrode. Therefore, self-aligning of the light emitting nanorods can be easily achieved.Type: ApplicationFiled: July 15, 2021Publication date: January 20, 2022Applicant: LG Display Co., Ltd.Inventors: IL-SOO KIM, TAEIL JUNG, SEONGKYONG PARK
-
Publication number: 20210392994Abstract: The present invention discloses a sole structure of a high-heeled shoe that may have a walking mechanism similar to movement of human walking when a pedestrian wears and walks in high-heeled shoes. A sole structure of a high-heeled shoe of the present invention includes: a front portion supported on the ground; a bending portion that extends from the front portion to be positioned at a rear side of a metatarsophalangeal joint and is bent in an opposite direction to the ground; and a rear portion extending from the bending portion.Type: ApplicationFiled: November 12, 2019Publication date: December 23, 2021Inventor: Il Soo KIM
-
Patent number: D941481Type: GrantFiled: September 5, 2019Date of Patent: January 18, 2022Assignee: CELLRETURN CO., LTD.Inventor: Il Soo Kim