Patents by Inventor Sang-su Lee

Sang-su 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: 20240371994
    Abstract: A semiconductor memory device with improved performance by improving interface characteristics while reducing a leakage current, and a method for fabricating the same are provided. The semiconductor memory device includes a conductive line on a substrate, a first interlayer insulating layer exposing the conductive line and defining a channel trench on the substrate, a channel layer extending along a bottom and side surface of the channel trench, a first gate electrode and a second gate electrode spaced apart from each other in the channel trench, a first gate insulating layer between the channel layer and the first gate electrode, and a second gate insulating layer between the channel layer and the second gate electrode. The channel layer includes a first oxide semiconductor layer and a second oxide semiconductor layer sequentially stacked on the conductive line. The first oxide semiconductor layer has a greater crystallinity than the second oxide semiconductor layer.
    Type: Application
    Filed: July 17, 2024
    Publication date: November 7, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Min Tae RYU, Sang Hoon UHM, Ki Seok LEE, Min Su LEE, Won Sok LEE, Min Hee CHO
  • Patent number: 12134668
    Abstract: The present invention relates to an olefin-based polymer satisfying conditions as follow: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)?T(50)?50 and T(95)?T(90)?10 are satisfied when measured by a differential scanning calorimetry precise measurement method (SSA). The olefin-based polymer according to the present invention is a low-density olefin-based polymer introducing a highly crystalline region and showing high mechanical rigidity.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: November 5, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, In Sung Park, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20240351670
    Abstract: A pneumatic fender includes: a ring-shaped metal fitting housing that is mounted on at least one end of a pneumatic fender and forms a penetrating part penetrating the inside and outside of the pneumatic fender; a plate-shaped flange that is mounted on the penetrating part to block the inside and outside of the pneumatic fender; a wireless transmitter that is mounted on the front surface of the flange defining a surface formed in the external direction of the pneumatic fender; a cover that is mounted on the front surface of the flange; a shaft that has a predetermined length and is mounted on the rear surface of the flange; a position sensor that is mounted on the internal direction end of the shaft and generates position information of the pneumatic fender; and a reflective member that is connected to the shaft between the flange and the position sensor.
    Type: Application
    Filed: March 29, 2024
    Publication date: October 24, 2024
    Applicant: HWASEUNG CORPORATION CO., LTD.
    Inventors: IL KYUNG SUNG, SANG SU BAE, JAE MOON LEE, TAE KYU LEE, YU JIN JO
  • Patent number: 12123653
    Abstract: A heat exchanger including a first header tank and a second header tank that are disposed to be spaced apart a predetermined distance in a height direction and a core part that is disposed between the first header tank and the second header tank and includes a plurality of tubes and fins, the first header tank including a first header plate, a first tank, and a first partition wall that divides a space formed by a combination of the first header plate and the first tank to form a plurality of flow paths, the first partition wall being provided with a main communication hole and an auxiliary communication hole, and an area ratio of the auxiliary communication hole being 3 to 7% of an area of the main communication hole.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: October 22, 2024
    Assignee: Hanon Systems
    Inventors: Han Gil Youn, Seung Su Baek, Sang Ok Lee
  • Publication number: 20240347969
    Abstract: A connector assembly having a moving plate to protect terminals and maintain alignment within a first connector is provided. The connector assembly includes a first connector having a coupling space formed therein and having a plurality of first terminals disposed in the coupling space, a moving plate movably installed in the coupling space and having a terminal hole through which the first terminal passes, and a second connector coupled to one side of the first connector and having a holder moving the moving plate in the coupling space. A cam groove is formed in an external surface of the moving plate. A moving pin, insertable and movable in the cam groove, is formed on the holder, and when the moving plate and the holder are coupled, the moving plate moves in a direction, perpendicular to a coupling direction.
    Type: Application
    Filed: April 12, 2024
    Publication date: October 17, 2024
    Inventors: Sang Ho BAE, Dong Hoon Lee, Young Joo Yun, Jin Su Choi, Venkatesan Mahalingam
  • Publication number: 20240344378
    Abstract: A bidirectionally openable console includes side lid portions, a center lid portion positioned between the side lid portions, a first button unit positioned at a front end of the center lid portion, a second button unit positioned at a rear end of the center lid portion, and rotary units configured to be respectively rotated by movement of the first and second button units. The console further includes: fastening units, each of which is constructed such that, when an opening request input is applied to a corresponding button unit, a corresponding rotary unit is rotated to retract a central shaft portion into the center lid portion; hinge units, each of which is rotated together with the center lid portion when the center lid portion is opened, and locking units, each of which restricts movement of the fastening unit when the center lid portion is closed.
    Type: Application
    Filed: September 22, 2023
    Publication date: October 17, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAYOU EP CO., LTD.
    Inventors: Jung Hoon Woo, Dae Hee Lee, Hong Sik Chang, Hye Kyung Kim, Kwan Woo Lee, Sang Jin Joung, Kyoung Sik Kim, Seol Wan Park, Nam Su Park, Hong Kil Noh
  • Patent number: 12119140
    Abstract: Disclosed herein is an insulating bushing adapted to protect a busbar and having improved waterproof performance. The insulating bushing includes: a first bushing provided with a first bushing passage through which the busbar passes; a second bushing provided with a first bushing-receiving portion receiving an upper portion of the first bushing inserted through a lower portion of the first bushing-receiving portion and a second bushing passage through which the busbar passes; and a cover coupled to an outer surface of the second bushing and provided with a cover passage through which the busbar passes.
    Type: Grant
    Filed: July 14, 2022
    Date of Patent: October 15, 2024
    Assignee: HWASEUNG CORPORATION CO., LTD.
    Inventors: Il Kyung Sung, Jong Ho Kim, Sang Su Bae, Seung Hwan Lee, Yu Jin Jo
  • Publication number: 20240339584
    Abstract: A drying device includes a first dryer configured to dry an electrode active material located in a coating boundary region having a boundary of a portion in which the electrode active material is coated and a portion in which the electrode active material is not coated on an electrode current collector, and a second dryer configured to dry at least the electrode active material located in a region other than the coating boundary region on the electrode current collector.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 10, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jin-Su JANG, Sue-Jin KIM, Duk-Hyun RYU, Geun-Ho PARK, Sang-Jin PARK, Kwan-Hee LEE, Yun-Ju LEE
  • Patent number: 12113007
    Abstract: A flexible circuit film includes the following elements: a base film; a first power input terminal, a second power input terminal, a first power output terminal, and a second power output terminal each disposed on the base film; an integrated circuit chip disposed between the first power input terminal and the first power output terminal and overlapping the base film; first power wiring disposed on the base film, connecting the first power input terminal to the first power output terminal, and including a first connection part; and second power wiring disposed on the base film, connecting the second power input terminal to the second power output terminal, and including a second connection part. The first connection part and the second connection part are disposed between the base film and the integrated circuit chip, overlap the integrated circuit chip, and are spaced from each other.
    Type: Grant
    Filed: August 3, 2023
    Date of Patent: October 8, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: BoYeon Kim, Whee-Won Lee, Myeong Su Kim, Sang Hyun Lee
  • Patent number: 12103451
    Abstract: An embodiment vibration motor assembly of a seat includes a vibration motor and an upper housing disposed around the vibration motor to hold and fix the vibration motor, the upper housing configured to be fixed to a pad of the seat, and the upper housing including a holding part disposed at a circumference of a front surface of the upper housing to hold a circumference of the vibration motor and a fixing part protruding from a rear surface of the upper housing to cover and fix a rear surface of the vibration motor.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: October 1, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Transys Inc., Jahwa Electronics Co., Ltd.
    Inventors: Sang-Hark Lee, Sang-Do Park, Hyun-Seok Song, Chan-Ho Jung, Hyun-Gyu Sung, Jong-Su Ryu, Sang-In Woo, Ho-Suk Jung, Tae-Hyoung Yang, Deok-Soo Lim, Sang-Soo Lee, Jung-Sang You, Sang-Gyu Byeon, Beom-Sun Kim
  • Patent number: 12100341
    Abstract: A display device includes: a plurality of pixel blocks each including a plurality of pixels; a scan driver supplying a scan signal to the scan lines and to supply a control signal to the control lines; a data driver supplying an image data voltage or a low grayscale data voltage to the data lines; and a power supply supplying a reference voltage to the pixels, wherein the pixels are configured to receive the image data voltage during a first scan period of a frame, and to receive the low grayscale data voltage during a second scan period of the frame, and the reference voltage supplied to a first pixel row of at least one of the pixel blocks in the first scan period is different from the reference voltage supplied to a last pixel row of at least one of the pixel blocks in the first scan period.
    Type: Grant
    Filed: June 1, 2023
    Date of Patent: September 24, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Taek Kim, Sang Su Han, Kyun Ho Kim, Hyung Keun Park, Joon Suk Baik, Se Keun Lee
  • Patent number: 12091725
    Abstract: A method of manufacturing a cylindrical battery case includes performing an ironing process, which is one of the processes of manufacturing the battery case, a plurality of times in order to decrease the surface roughness of the battery case, thereby improving the corrosion characteristics of the battery case. The surface roughness of the cylindrical battery case is decreased by performing a thickness reducing process when a process for forming the outer circumferential surface of a body of the cylindrical battery case is performed at the time of manufacturing the cylindrical battery case. In addition, corrosion characteristics are improved for respective values of the surface roughness.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: September 17, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Kwang Su Hwang Bo, Je Jun Lee, Sang Sok Jung, Jun Tak Kim, Gil Young Lee, Seong Mo Koo
  • Patent number: 12094392
    Abstract: A display device, includes: a scan driver configured to sequentially supply scan signals having a turn-on level to the first scan line and the second scan line during a first period and to concurrently supply scan signals having a turn-on level to the first scan line and the second scan line during a second period after the first period, wherein: a mask period corresponds to a difference between a start point of the second period and a start point of the first period in a next frame period, a first frame period and a second frame period have different mask periods, a third frame period between the first frame period and the second frame period has a same mask period as the first frame period, and a fourth frame period between the first frame period and the second frame period has a same mask period as the second frame period.
    Type: Grant
    Filed: September 11, 2023
    Date of Patent: September 17, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Su Han, Kyun Ho Kim, Seong Jun Kim, Jung Taek Kim, Hyung Keun Park, Joon Suk Baik, Se Keun Lee
  • Publication number: 20240300915
    Abstract: A manufacturing method capable of improving the yield and properties of a cyclic sulfonic acid ester derivative compound includes (A) reacting a compound represented by Formula 1 and thioacetic acid to prepare a compound represented by Formula 2, and (B) subjecting the compound represented by Formula 2 to an oxidative cyclization reaction to prepare a compound represented by Formula 3: wherein m and R1 to R8 are described herein.
    Type: Application
    Filed: January 9, 2023
    Publication date: September 12, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Sang Weon Roh, Byung Soo Kang, Min Su Hwang, Jeong Ae Yoon, Won Jae Lee, Su Jeong Kim
  • Publication number: 20240304726
    Abstract: A display device and method of fabricating the same are provided. The display device includes a substrate and a thin-film transistor formed on the substrate. The thin-film transistor includes a lower gate conductive layer disposed on the substrate, and a lower gate insulating film disposed on the lower gate conductive layer The lower gate insulating film includes an upper surface and sidewalls. The thin-film transistor includes an active layer disposed on the upper surface of the lower gate insulating film, the active layer including sidewalls. At least one of the sidewalls of the lower gate insulating film and at least one of the sidewalls of the active layer are aligned with each other.
    Type: Application
    Filed: May 15, 2024
    Publication date: September 12, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang Sub KIM, Keun Woo KIM, Ji Yeong SHIN, Yong Su LEE, Myoung Geun CHA, Ki Seok CHOI, Sang Gun CHOI
  • Publication number: 20240300991
    Abstract: The present invention relates to a nucleoside derivative, which can be used for the prevention or treatment of cancer by inhibiting a kinase, and a pharmaceutical composition including the same, wherein the nucleoside derivative has inhibitory activity against kinases such as NTRK1, CSNK1D, DYRK1A, DYRK1B, and FLT3, and thus, exhibits inhibitory activity against various cancer cells directly or indirectly associated with the kinase, so that the nucleoside derivative can be used to prevent or treat various cancers such as lung cancer, colon cancer, breast cancer, liver cancer, stomach cancer, and prostate cancer.
    Type: Application
    Filed: May 31, 2022
    Publication date: September 12, 2024
    Applicant: FUTURE MEDICINE CO., LTD.
    Inventors: Lak Shin JEONG, Sang Kook LEE, Sushil Kumar TRIPATHI, Karishma K. MASHELKAR, Ki Su SUNG, Yun A YUM, Jee Youn KWON
  • Patent number: 12087865
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: September 10, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
  • Patent number: 12084101
    Abstract: A carriage to automatically load or unload an article. More specifically, a carriage comprising multiple fingers disposed in a pair of side frames and having a structure in which the respective adjacent fingers press each other, whereby an article is loaded or unloaded without needing to manually operate the fingers. The carriage comprises a pair of side frames formed to be disposed at both sides of the carriage in a direction along which an article is loaded into the carriage; and multiple fingers each comprising a bottom support part disposed at the bottom of the frames so as to support the loaded article, are rotatably pivoted on the pair of side frames, and generate rotational movement through pressing between the respective adjacent fingers.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: September 10, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Su Jung, Sang Min Lee, Jong Hyun Kang
  • Patent number: 12080791
    Abstract: A semiconductor memory device with improved performance by improving interface characteristics while reducing a leakage current, and a method for fabricating the same are provided. The semiconductor memory device includes a conductive line on a substrate, a first interlayer insulating layer exposing the conductive line and defining a channel trench on the substrate, a channel layer extending along a bottom and side surface of the channel trench, a first gate electrode and a second gate electrode spaced apart from each other in the channel trench, a first gate insulating layer between the channel layer and the first gate electrode, and a second gate insulating layer between the channel layer and the second gate electrode. The channel layer includes a first oxide semiconductor layer and a second oxide semiconductor layer sequentially stacked on the conductive line. The first oxide semiconductor layer has a greater crystallinity than the second oxide semiconductor layer.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: September 3, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min Tae Ryu, Sang Hoon Uhm, Ki Seok Lee, Min Su Lee, Won Sok Lee, Min Hee Cho
  • Publication number: 20240284968
    Abstract: The present disclosure relates to a lyocell material with controlled whiteness by hydrogen peroxide treatment and a manufacturing method thereof, wherein the lyocell material has improved whiteness due to an aging effect through drying and packaging by a predetermined amount of hydrogen peroxide remaining in a tow, and may replace a CA cigarette filter to lower environmental pollution problems caused by discarded cigarette butts, and thus the lyocell material is suitable as a cigarette filter.
    Type: Application
    Filed: September 21, 2022
    Publication date: August 29, 2024
    Inventors: Sang Woo JIN, Jong Cheol JEONG, Jeong Hun LEE, Seung Dong SEO, Yeong Nam HWANG, Sunghoon HA, Kyengbae MA, Jin-Chul YANG, Bong Su CHEONG