Patents by Inventor Hyun Mi Lee

Hyun Mi 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: 10364344
    Abstract: The present disclosure relates to a thermoplastic resin composition and a molded article manufactured from the same. More particularly, the present disclosure relates to a thermoplastic resin composition including 10 to 59% by weight of an acrylic graft copolymer resin (a) having a graft efficiency of 50 to 95%; 1 to 20% by weight of an acrylic graft copolymer resin (b) having a graft efficiency of 5 to 49%; and 21 to 89% by weight of an aromatic vinyl compound-vinyl cyan compound copolymer resin (c), wherein a weight ratio of (a):(b) is 1:1 to 10:1, and a molded article manufactured from the same. In accordance with the present disclosure, a thermoplastic resin composition that exhibits glossy effect by injection molding and matte effect by extrusion molding while providing superior mechanical strength and thus is applicable to both glossy products and matte products, and a molded article manufactured from the same are provided.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: July 30, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Chun Ho Park, Yong Yeon Hwang, Hyun Taek Oh, Min Jung Kim, Sang Mi Lee, Yeong Min Lee, Eun Soo Kang
  • Publication number: 20190226078
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 25, 2019
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Publication number: 20190225997
    Abstract: The present disclosure relates to fructose-6-phosphate-3-epimerase consisting of an amino acid sequence of SEQ ID NO: 1, a nucleic acid encoding the fructose-6-phosphate-3-epimerase, and a transformant comprising the nucleic acid. Additionally, the present disclosure relates to a composition for producing allulose, which comprises the fructose-6-phosphate-3-epimerase of the present disclosure, and a method for producing allulose using the fructose-6-phosphate-3-epimerase of the present disclosure.
    Type: Application
    Filed: June 30, 2017
    Publication date: July 25, 2019
    Inventors: Sungjae YANG, Hyun Kug CHO, Young Mi LEE, Seong Bo KIM, Seong Jun CHO
  • Patent number: 10351699
    Abstract: The present disclosure relates to a thermoplastic resin composition providing superior low-gloss characteristic, weather resistance, and mechanical properties and an extruded article manufactured from the same. More particularly, the present invention relates to a thermoplastic resin composition including 40 to 70% by weight of an aromatic vinyl compound-vinyl cyan compound copolymer as a matrix resin; 20 to 40% by weight of an acrylic graft copolymer (a) in which 46 to 95% by weight of an aromatic vinyl compound-vinyl cyan compound copolymer is grafted to 5 to 54% by weight of a (meth)acrylate-based rubbery polymer having an average particle diameter of 0.05 to 1 ?m; 1 to 10% by weight of an acrylic graft copolymer (b) in which 5 to 45% by weight of an aromatic vinyl compound-vinyl cyan compound copolymer is grafted to 55 to 95 % by weight of a (meth)acrylate-based rubbery polymer having an average particle diameter of 0.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: July 16, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Chun Ho Park, Yong Yeon Hwang, Hyun Taek Oh, Min Jung Kim, Sang Mi Lee, Yeong Min Lee, Eun Soo Kang
  • Publication number: 20190203189
    Abstract: The present disclosure relates to tagatose-6-phosphate phosphatase consisting of an amino acid sequence of SEQ ID NO: 1, a nucleic acid encoding the tagatose-6-phosphate phosphatase, and a transformant comprising the nucleic acid. Additionally, the present disclosure relates to a composition for producing tagatose, which comprises the tagatose-6-phosphate phosphatase of the present disclosure, and a method for producing tagatose using the tagatose-6-phosphate phosphatase of the present disclosure.
    Type: Application
    Filed: June 30, 2017
    Publication date: July 4, 2019
    Inventors: Sungjae YANG, Hyun Kug CHO, Young Mi LEE, Seong Bo KIM, Seong Jun CHO
  • Patent number: 10339874
    Abstract: A display apparatus includes a display panel, a gate driver, a data driver and a timing controller. The display panel displays an image. The gate driver outputs a gate signal to the display panel. The data driver includes a plurality of data driving chips which outputs data voltages to the display panel based on data signals. The timing controller adjusts a waveform of the data signals based on a temperature of the data driving chips.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: July 2, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyeonuk Won, Jang-Mi Lee, Wonjin Seo, Hyun-Sik Yoon
  • Publication number: 20190194439
    Abstract: Disclosed is a resin composition for an exterior material of a vehicle. The resin composition may include an amount of about 40 to 90 parts by weight of polypropylene resin having a melt index of about 70 to 110 g/10 min; an amount of about 10 to 40 parts by weight of an olefin block copolymer including an ethylene-based repeating unit and a ?-olefin-based repeating unit having 4 to 30 carbon atoms; an amount of about 10 to 20 parts by weight of needle-shaped inorganic filler having an aspect ratio of about 5 to 10; and an 0.01 to 5 parts by weight of laser-transmitting black colorant, wherein all the parts by weights based on 100 parts by weight of the resin composition. In particular, an average transmittance may range from about 0.01 to about 1% or less in a wavelength of about 380 to 700 nm, and an average transmittance may range from about 15% or greater and less than about 100% in a wavelength of about 800 to 1200 nm.
    Type: Application
    Filed: October 17, 2018
    Publication date: June 27, 2019
    Inventors: Hyun Kyung Kim, Hee Joon Lee, Jin Mi Jung, Jae Jung Yoo, Se Jeon Lee, Chun Ho Park
  • Publication number: 20190197140
    Abstract: A structured query language (SQL) tuning automation method and a system therefor, which are capable of extracting SQL attribute information from a network stream transmitted and received between a client and a database and proposing improved measures of an SQL through a statistical analysis. The tuning automation system includes an operating server configured to operate a database and a monitoring server configured to monitor performance by extracting transaction information including SQLs, a response time, and a processing result from a network stream transmitted between a client and the database of the operating server, find a cause of performance degradation, and propose improvement measures.
    Type: Application
    Filed: October 23, 2018
    Publication date: June 27, 2019
    Inventors: Hyun ki LEE, Kyung mi LEE
  • Publication number: 20190167745
    Abstract: The present invention relates to a composition containing a bean extract extracted by low-concentration, low-grade alcohol or fractions thereof. The composition exhibits excellent effects in improving blood circulation, improving obesity, and preventing diabetes, hyperlipidemia and the like, and exhibits the effects of alleviating or treating the symptoms of diabetes, hyperlipidemia, and the like. The present invention also relates to a method for improving blood circulation and vascular health.
    Type: Application
    Filed: February 4, 2019
    Publication date: June 6, 2019
    Inventors: Hyun J. Shin, Jin Kwan KIM, Chae Wook KIM, Kyung Mi JOO, Yeon Su JEONG, Kyung Min LIM, Dae-Bang SEO, Yung Hyup JOO, Sang Jun LEE, Young-Ho PARK
  • Publication number: 20190144901
    Abstract: The present invention relates to a novel thermophilic and thermoresistant polyphosphate-dependent glucokinase having excellent stability, a composition comprising the same, and a method for producing glucose 6-phosphate using the same.
    Type: Application
    Filed: January 16, 2017
    Publication date: May 16, 2019
    Inventors: Sung Jae YANG, Young Mi LEE, Seong Bo KIM, Seung Won PARK, Hyun Kug CHO
  • Patent number: 10287671
    Abstract: A thin film deposition apparatus that can be simply applied to produce large-sized display devices on a mass scale and that improves manufacturing yield. The thin film deposition apparatus includes a deposition source that discharges a deposition material; a deposition source nozzle unit disposed at a side of the deposition source and including a plurality of deposition source nozzles arranged in a first direction; and a patterning slit sheet disposed opposite to the deposition source nozzle unit and including a plurality of patterning slits arranged in a second direction that is perpendicular to the first direction. A deposition is performed while the substrate or the thin film deposition apparatus moves relative to each other in the first direction, and the deposition source, the deposition source nozzle unit, and the patterning slit sheet are formed integrally with each other.
    Type: Grant
    Filed: May 3, 2016
    Date of Patent: May 14, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun-Sook Park, Chang-Mog Jo, Hee-Cheol Kang, Yun-Mi Lee, Un-Cheol Sung, Yong-Sup Choi, Jong-Heon Kim, Jae-Kwang Ryu
  • Patent number: 10287385
    Abstract: The present invention relates to a weather-resistant thermoplastic resin, a thermoplastic resin composition containing the same, and a method of preparing the thermoplastic resin composition. More particular, the present invention relates to a thermoplastic resin including a) a hard core having a refractive index of 1.530 to 1.590; b) a crosslinked rubber layer that surrounds the hard core, has an average thickness of 30 to 80 nm, and is prepared by polymerizing an alkyl (meth)acrylate compound and a crosslinking agent; and c) a non-crosslinked hard shell that surrounds the crosslinked rubber layer and is prepared by polymerizing an aromatic vinyl compound and a vinyl cyanide compound, a thermoplastic resin composition including the thermoplastic resin, and a method of preparing the thermoplastic resin composition.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: May 14, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Taek Oh, Yong Yeon Hwang, Min Jung Kim, Chun Ho Park, Sang Mi Lee, Yeong Min Lee, Eun Soo Kang
  • Publication number: 20190136223
    Abstract: A hexuronate C4-epimerase with improved conversion activity and a method for producing D-tagatose using the hexuronate C4-epimerase. The hexuronate C4-epimerase includes an amino acid sequence set forth in SEQ ID NO: 1, in which serine (S) at position 125, serine (S) at position 185, valine (V) at position 267, serine (S) at position 268, threonine (T) at position 272, tryptophan (W) at position 306, arginine (R) at position 386 and tyrosine (Y) at position 403 from an N-terminal of hexunorate C4-epimerase are mutated.
    Type: Application
    Filed: December 21, 2018
    Publication date: May 9, 2019
    Inventors: Sung Jae Yang, Yang Hee Kim, IL Hyang Park, Young Mi Lee, Hyun Kug Cho, Seong Bo Kim, Seung Won Park
  • Publication number: 20180128758
    Abstract: A deformation measuring apparatus of a specimen includes: a holder which supports the specimen; a contact portion disposed facing the holder and including a hemispherical tip; a position controlling portion which adjusts a position of the contact portion along a thickness direction of the specimen to allow the hemispherical tip to be in contact with a surface of the specimen; a heating chamber which accommodates the holder and the contact portion and heating the specimen; and a sensing portion which measures at least one of a thermal deformation force (F) of the specimen or a thickness direction thermal expansion (?h) of the specimen.
    Type: Application
    Filed: April 10, 2017
    Publication date: May 10, 2018
    Inventors: Ga Hee KIM, Young Suk JUNG, Yoo Seong YANG, Young Hoon LEE, Hyun Mi LEE
  • Publication number: 20150154488
    Abstract: An RFID tag includes a textile including a loop region and a dipole region defined adjacent to the loop region, a dipole portion disposed in the dipole region and on the textile to be configured to receive an electric wave from outside, a loop portion disposed in the loop region and over the dipole portion to be configured to be capacitive coupled to the dipole portion to form an antenna together, an RFID chip interposed between the dipole portion and the loop portion, the RFID including a driving circuit for receiving and transmitting an electric wave through the antenna and a protective layer disposed on the textile with covering the dipole portion to protect the dipole portion.
    Type: Application
    Filed: May 24, 2013
    Publication date: June 4, 2015
    Inventors: Soon Yeong Heo, Seong Sil Park, Seung Jun Han, Hyun Mi Lee
  • Publication number: 20150069135
    Abstract: The present invention relates to a UHF RFID tag, and provides a set of UHF RFID tag comprising a loop-patterned sheet on which a RFID chip is mounted so as to form a closed loop and a dipole-patterned sheet that is separate from the other. According to the present invention, loop-patterned sheets having simple form and small size can be mass-produced in a few simple types. A mounting process for a RFID chip on the loop-patterned sheets which require precise work can be simplified. In addition, a set of RFID tag according to the present invention can be applied in various environments by combining a few types of the loop-patterned sheet and various types of dipole-patterned sheets.
    Type: Application
    Filed: February 1, 2012
    Publication date: March 12, 2015
    Applicant: EXAX INC.
    Inventors: Min Suk Kang, Young Mi Yang, Young Ran Goo, Seung Jun Han, Hyun Mi Lee, Soon Yeong Heo
  • Publication number: 20120255758
    Abstract: The present invention relates to an extension hose for a vacuum cleaner, which includes a female connector mounted at one end thereof and a male connector mounted at other end thereof so that a flexible hose of the vacuum cleaner can be extended, thereby improving a convenience in use.
    Type: Application
    Filed: April 7, 2011
    Publication date: October 11, 2012
    Inventor: Hyun Mi LEE
  • Patent number: 7418980
    Abstract: The present invention relates to a vacuum cleaner hose manufactured by continuously spirally winding one row or two rows of band-shaped materials extruded with an electric wire inserted therein. The vacuum cleaner hose is formed by spirally winding and sticking a band-shaped material having protrusions connected to each other in a line. In one embodiment, the vacuum cleaner hose is formed from one row of the band-shaped material 2 having a plurality of the hollow protrusions 4 inserted with the electric wire 5 and at least one hollow protrusion 4a inserted with no electric wire 5 is formed into the hose 1. In another embodiment, the vacuum cleaner hose is formed from two rows of the band-shaped materials 2 in which the protrusions of only one row of the band-shaped materials 2 are inserted with the electric wire 5.
    Type: Grant
    Filed: December 15, 2005
    Date of Patent: September 2, 2008
    Inventor: Hyun Mi Lee
  • Publication number: 20040016469
    Abstract: Disclosed is a hose (1) for a vacuum cleaner comprising synthetic resin strips (10), each of which comprises a flat portion (11), a reversed U-shaped protrusion (20) formed at an end (11a) of the flat portion (11) and having an electrical conductive wire (40) inserted therein, and a hook-shaped cover (30) integrally formed at the other end (11b) of the flat portion (11) with a predetermined space from the reversed U-shaped protrusion (20) so that the space between the protrusion (20) and the cover (30) allows smooth bending and stretching of the hose (1), wherein two adjoining strips (10, 10′) are helically wound so that the reversed U-shaped protrusion (20) of one strip is overlapped with the hook-shaped cover (30) of the other strip, thereby contacting a side wall (20a) of the reversed U-shaped protrusion (20) of one strip with an inner surface (30a) of the hook-shaped cover (30), and wherein the side wall (20a) of the reversed U-shaped protrusion (20) of one strip and the inner surface (30a) of the h
    Type: Application
    Filed: November 18, 2002
    Publication date: January 29, 2004
    Inventor: Hyun-Mi Lee