Patents by Inventor Soo-Min Lee

Soo-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).

  • Patent number: 11535734
    Abstract: A joining material for laser welding, a laser welding method using the same, and a laser joined body using the laser welding method. The joining material includes a polymer matrix and a needle-shaped inorganic filler. The polymer matrix includes a polypropylene resin having a melt index of 80 g/10 min or more to 95 g/10 min or less as measured at a temperature of 230° C. and a load of 2.16 kg, and the needle-shaped inorganic filler has an aspect ratio of 10:1 to 20:1.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: December 27, 2022
    Assignees: LG CHEM, LTD., LG HAUSYS, LTD.
    Inventors: Jin Mi Jung, Chun Ho Park, Jae Jung Yoo, Yu Jin Jeong, Seung Yong Lee, Soo Min Lee, Bu Won Son, Bu Gon Shin
  • Publication number: 20220377902
    Abstract: A printed circuit board according to an embodiment includes a first insulating layer, a second insulating layer disposed on the first insulating layer and including a cavity; and a pad disposed on the first insulating layer and having an upper surface exposed through the cavity; wherein the cavity includes a first part including a first inner wall; and a second part including a second inner wall under the first part; and wherein an inclination angle of the first inner wall is different from an inclination angle of the second inner wall.
    Type: Application
    Filed: October 21, 2020
    Publication date: November 24, 2022
    Inventors: Jong Bae SHIN, Soo Min LEE, Jae Hun JEONG
  • Patent number: 11404102
    Abstract: A semiconductor device includes a gate signal generator to receive a first clock signal and to generate a first gate signal and a second gate signal based on the first clock signal; a gating clock signal generator to receive a second clock signal and to generate a first gating clock signal, a second gating clock signal and a third gating clock signal based on the first and second gate signals from the gate signal generator and the second clock signal; a data sampler to receive a third clock signal from the gating clock signal generator and to sample an input serial data signal based on the third clock signal; and a deserializer to generate a parallel data signal by deserializing the input serial data signal based on at least one of the first, second, and third gating clock signals from the gating clock signal generator.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: August 2, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soo Min Lee, Ki Hwan Seong
  • Publication number: 20220041859
    Abstract: The present disclosure relates to a polyester-based resin composition and a molded article manufactured using the same. More particularly, the present disclosure relates to a polyester-based resin composition including 93 to 99.5% by weight of a polybutylene terephthalate resin; 0.1 to 3% by weight of a polar group-containing lubricant; and 0.1 to 2% by weight of an antioxidant and a molded article manufactured using the polyester-based resin composition.
    Type: Application
    Filed: October 16, 2020
    Publication date: February 10, 2022
    Inventors: Gun KO, Soo Min LEE, Yi Seul JUN, Myeung Il KIM, Jun Ki PARK, Jin Sol PARK, Hee Jae HWANG
  • Publication number: 20220010130
    Abstract: The present disclosure relates to a light transmissive molded article including a base layer molded from a thermoplastic resin composition and a coating layer formed on at least one surface of the base layer, wherein peak energy PEA is equal to or greater than 40 J when impact energy of 140 J is applied with a rod having a diameter of 12.7 mm and a thickness of 3.0 mm by ASTM D3763, wherein, when being exposed at 90° C. for 500 hours, a color difference ?E1 based on color coordinates (L*0, a*0, b*0) of a CIE LAB color space before the exposure and color coordinates (L*A, a*A, b*A) of the CIE LAB color space after the exposure satisfies Equation 1 below, and light transmittance T0 before the exposure and light transmittance TA after the exposure satisfy Equation 2 below: ?E1?2.0??[Equation 1] 0.95?TA/T0?1.05.
    Type: Application
    Filed: July 6, 2021
    Publication date: January 13, 2022
    Applicants: HYUNDAI MOBIS CO., LTD., LG CHEM, LTD.
    Inventors: Jae Joon CHANG, Moo Seok LEE, Myeung Il KIM, Soo Min LEE, Young Min KIM
  • Publication number: 20210330602
    Abstract: The present invention relates to a patch comprising a high content of rivastigmine per unit area, which can be continuously administered for a long time. The rivastigmine patch according to the present invention is capable of continuous release of rivastigmine for a long period of time, preferably 3 days, more preferably 4 days or more after attachment, and has excellent physical and chemical stability.
    Type: Application
    Filed: August 30, 2019
    Publication date: October 28, 2021
    Inventors: Namho KIM, Wonjae CHOI, Hunseung YOO, Soo Min LEE, Yeo-Jin PARK, Sung-Hyuk KIM, Jong-su YOO, Young-me LEE
  • Publication number: 20210330630
    Abstract: The present invention relates to a patch comprising a high content of rivastigmine per unit area, which can be continuously administered for a long time. The rivastigmine patch according to the present invention is capable of continuous release of rivastigmine for a long period of time, preferably 3 days, more preferably 4 days or more after attachment, and has excellent physical and chemical stability.
    Type: Application
    Filed: August 30, 2019
    Publication date: October 28, 2021
    Inventors: Namho KIM, Wonjae CHOI, Hunseung YOO, Soo Min LEE, Yeo-Jin PARK, Sung-Hyuk KIM, Jong-su YOO, Young-me LEE
  • Publication number: 20210230413
    Abstract: A joining material for laser welding, a laser welding method using the same, and a laser joined body using the laser welding method. The joining material includes a polymer matrix and a needle-shaped inorganic filler. The polymer matrix includes a polypropylene resin having a melt index of 80 g/10 min or more to 95 g/10 min or less as measured at a temperature of 230° C. and a load of 2.16 kg, and the needle-shaped organic filler has an aspect ratio of 10:1 to 20:1.
    Type: Application
    Filed: December 7, 2018
    Publication date: July 29, 2021
    Applicant: LG HAUSYS, LTD.
    Inventors: Jin Mi JUNG, Chun Ho PARK, Jae Jung YOO, Yu Jin JEONG, Seung Yong LEE, Soo Min LEE, Bu Won SON, Bu Gon SHIN
  • Patent number: 11029222
    Abstract: A pressure sensor comprises: a first electrode layer; a second electrode layer; and an intermediate layer disposed between the first electrode layer and the second electrode layer, wherein the intermediate layer changes in resistance, depending on a change in at least one of a thickness or a volume thereof. In addition, the intermediate layer comprises: a foam having porous regions dispersed in a non-porous region thereof; and a conductive material being dispersed in the foam and being more conductive than the foam.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: June 8, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Won Keun Cho, Eun Jin Kim, Soo Min Lee, Jina Lee, In Hee Cho, Hyun Jin Jo, Sanga Ju
  • Patent number: 10918156
    Abstract: Disclosed in an embodiment is a pressure detection sensor comprising: an elastic layer including a hole; and an electrode layer including a plurality of electrodes arranged on the elastic layer so as to be spaced apart, wherein the elastic layer includes a variable member arranged in the hole, the plurality of electrodes are electrically connected to each other by outside pressure, and at least one of the plurality of electrodes covers a part of the hole.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: February 16, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Hyun Jin Jo, Won Keun Cho, Jeong Han Kim, Soo Min Lee, Ji Na Lee, In Hee Cho, Sang A Ju
  • Publication number: 20210040313
    Abstract: The present disclosure relates to a polycarbonate resin composition having excellent light-reflecting and light-shielding properties, and an automotive molded article produced using the same. The polycarbonate resin composition includes: 60 to 70 wt % of a polycarbonate resin; 4 to 10 wt % of a rubber-modified vinyl-based graft copolymer; 3 to 11 wt % of a styrene-based copolymer; 15 to 25 wt % of titanium dioxide; and 2 to 3 wt % of a mineral filler.
    Type: Application
    Filed: August 4, 2020
    Publication date: February 11, 2021
    Inventors: Jae Joon CHANG, Myeung Il KIM, Jae Hwan KIM, Jin Sol PARK, Soo Min LEE
  • Publication number: 20200388320
    Abstract: A semiconductor device includes a gate signal generator to receive a first clock signal and to generate a first gate signal and a second gate signal based on the first clock signal; a gating clock signal generator to receive a second clock signal and to generate a first gating clock signal, a second gating clock signal and a third gating clock signal based on the first and second gate signals from the gate signal generator and the second clock signal; a data sampler to receive a third clock signal from the gating clock signal generator and to sample an input serial data signal based on the third clock signal; and a deserializer to generate a parallel data signal by deserializing the input serial data signal based on at least one of the first, second, and third gating clock signals from the gating clock signal generator.
    Type: Application
    Filed: December 9, 2019
    Publication date: December 10, 2020
    Inventors: Soo Min LEE, Ki Hwan SEONG
  • Publication number: 20200062941
    Abstract: A polypropylene resin composition includes a polypropylene resin having a melting index of 80 g/10 min to 95 g/10 min measured under a temperature of 230° C. and a load of 2.16 kg; a thermoplastic elastomer; and a needle-shaped inorganic filler having an aspect ratio of 5 to 10.
    Type: Application
    Filed: August 27, 2018
    Publication date: February 27, 2020
    Inventors: Chun Ho PARK, Ki Hyun SUNG, Soo Min LEE, Jae Jung YOO, Hyun Kyung KIM, Hee Joon LEE
  • Patent number: 10520532
    Abstract: The present invention relates to an apparatus for measuring low frequency noise having shielding characteristics, and enhance the accuracy of measurement of low frequency noise of a sample by blocking the flow of electromagnetic waves in the gap between the chamber and the door.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: December 31, 2019
    Assignee: KOREA SENSOR LAB CO., LTD.
    Inventor: Soo Min Lee
  • Patent number: 10461708
    Abstract: A signal amplifier includes a first amplifier, a second amplifier, and an output. The first amplifier amplifies a first input signal to form a first amplified output signal. The first input signal has a common mode voltage in a first voltage range, and the first amplified output signal has a common mode voltage in a second voltage range different from the first voltage range. The second amplifier amplifies a second input signal to form a second amplified output signal. The first input signal has the common mode voltage in the second voltage range and the second amplified output signal has the common mode voltage in the second voltage range. The output outputs the first amplified output signal or the second amplified output signal as an amplified output signal.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: October 29, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Soo Min Lee
  • Publication number: 20190289951
    Abstract: Disclosed in an embodiment is a pressure detection sensor comprising: an elastic layer including a hole; and an electrode layer including a plurality of electrodes arranged on the elastic layer so as to be spaced apart, wherein the elastic layer includes a variable member arranged in the hole, the plurality of electrodes are electrically connected to each other by outside pressure, and at least one of the plurality of electrodes covers a part of the hole.
    Type: Application
    Filed: May 23, 2017
    Publication date: September 26, 2019
    Inventors: Hyun Jin JO, Won Keun CHO, Jeong Han KIM, Soo Min LEE, Ji Na LEE, In Hee CHO, Sang A JU
  • Publication number: 20190219460
    Abstract: A pressure sensor according to an embodiment of the present invention comprises: a first electrode layer; a second electrode layer; and an intermediate layer disposed between the first electrode layer and the second electrode layer, wherein the intermediate layer changes in resistance, depending on a change in at least one of thickness and volume thereof. In addition, the intermediate layer comprises: a foam having porous regions dispersed in a non-porous region thereof; and a conductive material being dispersed in the foam and greater in conductivity rate than the foam.
    Type: Application
    Filed: July 11, 2016
    Publication date: July 18, 2019
    Inventors: Won Keun CHO, Eun Jin KIM, Soo Min LEE, Jina LEE, In Hee CHO, Hyun Jin JO, Sanga JU
  • Patent number: 10329423
    Abstract: The present invention relates to a modified poly(arylene ether) resin composition. More particularly, the present invention relates to a modified poly(arylene ether) resin composition including 10 to 40% by weight of a poly(arylene ether) resin, 30 to 70% by weight of a polyamide resin, 1 to 20% by weight of a polyolefin based resin, 1 to 10% by weight of a compatibilizer, and 1 to 20% by weight of an impact modifier, and a molded article manufactured using the same. The modified poly(arylene ether) resin composition according to the present invention exhibits reduction of property change due to moisture and provides low specific gravity and superior impact strength, heat resistance, and property balance.
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: June 25, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Nam Jib Park, Sang Ho Lee, Se Yeong Ju, Soo Min Lee, Jong Kuk Choi, Sung Ho Lee
  • Patent number: 10301503
    Abstract: The present invention relates to a poly(arylene ether) resin composition and a cable coated with the same. More particularly, the present invention relates to a poly(arylene ether) resin composition, including 20 to 40% by weight of a poly(arylene ether) resin, 15 to 35% by weight of a low-molecular weight styrene-based block copolymer having a weight-average molecular weight of 90,000 g/mol or less, 10 to 30% by weight of a high-molecular weight styrene-based block copolymer having a weight-average molecular weight of 95,000 g/mol or more, 1 to 20% by weight of a flame retardant, and 0 to 20% by weight of an additive. In accordance with the present invention, a poly(arylene ether) resin composition having superior flame retardancy, tensile strength, flexibility, extrusion processability, elongation, and appearance characteristics and a cable coated with the same are provided.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: May 28, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Sung Hwan Lim, Nam Jib Park, Gun Ko, Soo Min Lee, Sang Wook Na, Byung Wook Lee
  • Patent number: 10280303
    Abstract: The present invention relates to a non-halogen thermoplastic resin composition and a cable including the same. More particularly, the present invention provides a non-halogen thermoplastic resin composition in which a halogen-based flame retardant causing environmental and human health problems is not included and the content of a phosphorus flame retardant causing decrease in appearance and properties is decreased, but which has identical or superior mechanical strength, chemical resistance, heat resistance, and flame retardancy, compared to existing thermoplastic resin compositions, and a cable including the same.
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: May 7, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Gun Ko, Sung Hwan Lim, Byung Wook Lee, Soo Min Lee, Sang Wook Na, Sung Moon Choi