Patents by Inventor Jin-Hee Choi

Jin-Hee Choi 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: 20220296021
    Abstract: A folding mat includes a first cover part into which a plurality of first cushioning materials are inserted; a second cover part into which a plurality of second cushioning materials are inserted and which is foldably connected to the first cover part; a first opening and closing part formed from a first point of a first side of the first cover part to a second point of a second side of the first cover part, and opening at least two sides of the first cover part to allow the plurality of first cushioning materials to be inserted; and a second opening and closing part formed from a third point of a third side of the second cover part to a fourth point of a fourth side of the second cover part, and opening two sides of the second cover part allowing the plurality of second cushioning materials to be inserted.
    Type: Application
    Filed: March 15, 2022
    Publication date: September 22, 2022
    Applicant: Ggumbi Co., Ltd.
    Inventor: Jin Hee CHOI
  • Publication number: 20220204957
    Abstract: Disclosed is a method of purifying a botulinum toxin comprising (a) pre-treating a culture solution containing a botulinum toxin, (b) purifying the pre-treated botulinum toxin using cation exchange chromatography, (c) purifying the botulinum toxin using hydrophobic chromatography, and (d) purifying the botulinum toxin using anion exchange chromatography. The method is capable of purifying a botulinum toxin with high purity and activity and is thus useful for botulinum toxin production.
    Type: Application
    Filed: April 14, 2020
    Publication date: June 30, 2022
    Inventors: Jae Young KIM, Jeong Sun NAM, Seungho KIM, Seung Kwan CHOI, Hyun Taek LIM, Jin Hee CHOI
  • Publication number: 20220186201
    Abstract: Disclosed is a method of purifying a botulinum toxin including (a) pre-treating a culture solution containing a botulinum toxin, (b) purifying the pre-treated botulinum toxin using anion exchange chromatography and (c) purifying the botulinum toxin using cation exchange chromatography. The method is capable of purifying a botulinum toxin with high purity and activity using a simple process including anion exchange chromatography and cation exchange chromatography, and is thus useful for botulinum toxin production.
    Type: Application
    Filed: April 14, 2020
    Publication date: June 16, 2022
    Inventors: Jae Young KIM, Jeong Sun NAM, Seungho KIM, Seung Kwan CHOI, Bum Jin YUN, Jin Hee CHOI
  • Publication number: 20220034120
    Abstract: A transformable prefabricated fence. The transformable prefabricated fence includes: a plurality of fence guards; a fence door placed between the plurality of fence guards; and a corner fastening member placed in a corner region to fasten the fence guards together or fasten the fence guards and the fence door. One side of the corner fastening member is curved. The prefabricated fence ensures secure fastening without using joints by guard fastening members at opposite ends of a fence guard and a corner fastening member placed in a corner region.
    Type: Application
    Filed: February 10, 2021
    Publication date: February 3, 2022
    Applicant: Ggumbi Co., Ltd.
    Inventors: Jin Hee CHOI, Ja Hyung GU
  • Patent number: 11204520
    Abstract: Provided is a polarizing plate for a light-emitting diode and a light-emitting display device including the same, the polarizing plate comprising a polarizing film and a liquid crystal retardation film, wherein the liquid crystal retardation film comprises a laminate made of: a second retardation film having a discotic liquid crystal of which an in-plane retardation Re, in a wavelength of 550 nm, is approximately 220 nm to approximately 280 nm and a biaxial degree (NZ) is approximately 0 to approximately 0.3; and a first retardation film having a nematic liquid crystal of which an in-plane retardation Re, in a wavelength of 550 nm, is approximately 100 nm to approximately 150 nm and a biaxial degree (NZ) is approximately 0.3 to approximately 0.7.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: December 21, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang Hum Lee, Kenji Hamada, Jin Sook Kim, Jung Hun You, Jin Hee Choi
  • Publication number: 20210319497
    Abstract: The present invention relates to a QoS-based mobile order processing technology which can improve mobile ordering procedure of customers and guarantee Quality of Service (QoS) above a certain level to customers in processing the mobile order which is entered on a customer's smart terminal on the go, by accurately identifying the event of customer's arrival at the shop so as to supplement the contents of the mobile order and to determine when to forward the mobile order to the shop in response to the customer's arrival. According to the present invention, there is an advantage in that the quality of service can be guaranteed through technical configuration by transacting a mobile order which is entered on the go by a customer by use of shop arrival identification.
    Type: Application
    Filed: August 31, 2019
    Publication date: October 14, 2021
    Inventors: Kyung Hoon KIM, In Chan CHOI, Ju No YOON, Hyun Min LEE, Jin Hee CHOI, Hang Won CHO
  • Publication number: 20200333520
    Abstract: Provided is a polarizing plate for a light-emitting diode and a light-emitting display device including the same, the polarizing plate comprising a polarizing film and a liquid crystal retardation film, wherein the liquid crystal retardation film comprises a laminate made of: a second retardation film having a discotic liquid crystal of which an in-plane retardation Re, in a wavelength of 550 nm, is approximately 220 nm to approximately 280 nm and a biaxial degree (NZ) is approximately 0 to approximately 0.3; and a first retardation film having a nematic liquid crystal of which an in-plane retardation Re, in a wavelength of 550 nm, is approximately 100 nm to approximately 150 nm and a biaxial degree (NZ) is approximately 0.3 to approximately 0.7.
    Type: Application
    Filed: October 10, 2018
    Publication date: October 22, 2020
    Inventors: Sang Hum LEE, Kenji HAMADA, Jin Sook KIM, Jung Hun YOU, Jin Hee CHOI
  • Patent number: 10797261
    Abstract: The present invention relates to a display film and, more particularly, to a display film comprising a substrate layer and a coating layer formed on one surface of the substrate layer, wherein a first critical radius of curvature measured in a direction in which the side surface of the coating layer becomes concave is at most about 10 mm, and a second critical radius of curvature measured in a direction in which the side surface of the substrate layer becomes concave is at most about 5 mm. The display film according to the present invention has a high surface hardness while exhibiting superior flexibility in both directions vertical to the plane direction of the film and thus is suitable for application as an outer window film for a display and particularly has the property of being applicable to a flexible display.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: October 6, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jin Hee Choi, Kyoung Ku Kang, Si Kyun Park, Jung Hyo Lee, Sung Han Kim, Joo Hui Kim
  • Publication number: 20200285093
    Abstract: A liquid crystal retardation film, a polarizing plate for light emitting displays including the same, and a light emitting display including the same are provided. The liquid crystal retardation film includes: a first retardation layer having no alignment layer, a UV absorbent primer layer, and a second retardation layer sequentially formed in the stated order, wherein each of the first retardation layer and the second retardation layer may be a liquid crystal layer.
    Type: Application
    Filed: September 11, 2018
    Publication date: September 10, 2020
    Inventors: Jin Hee CHOI, Jin Sook KIM, Jung Hun YOU, Sun Hong PARK, Sang Hum LEE
  • Patent number: 10696016
    Abstract: A window film and a flexible display including the same. The window film includes a base layer, a window coating layer on a surface of the base layer, and a back coating layer on another surface of the base layer, wherein the window coating layer is formed from a composition for window coating layers comprising a silicon-based resin, and the window film has an elastic modulus of about 1,000 Mpa or more on the back coating layer and has a pencil hardness of about 6H or higher on an adhesive layer.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: June 30, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jung Hyo Lee, Sung Han Kim, Si Kyun Park, Joo Hui Kim, Eun Su Lee, Jin Hee Choi, Nak Hyun Sung
  • Patent number: 10613260
    Abstract: Provided are a window film for a display and a display device including the same, and the window film for a display comprises: a substrate layer; a coating layer formed on one side of the substrate layer; and an adhesive layer formed on the other side of the substrate layer, wherein the coating layer and/or the adhesive layer includes, relative to each layer, a UV absorbent of approximately 3 wt % to approximately 20 wt %, and the window film for a display has a transmittance of approximately 1% or less for a wavelength of 390 nm or less.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: April 7, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jin Hee Choi, Kyoung Ku Kang, Si Kyun Park, Joo Hui Kim
  • Patent number: 10611925
    Abstract: Provided are: a composition for a window film, containing a siloxane resin including chemical formula 1 below and an iodonium ion-containing photo-cationic initiator; a flexible window film formed therefrom; and a flexible display device comprising the same. Chemical formula 1: (R1SiO3/2)x(R2R3SiO2/2)y.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: April 7, 2020
    Assignees: Samsung SDI CO., Ltd., Samsung Electronics Co., Ltd.
    Inventors: Si Kyun Park, Kyoung Ku Kang, Jung Hyo Lee, Jin Hee Choi, Sung Han Kim, Joo Hui Kim, Nak Hyun Sung, Eun Su Lee
  • Patent number: 10508218
    Abstract: A window film includes a base layer and a coating layer formed on the base layer. The coating layer contains a silicone resin, and the window film contains a dye having a maximum absorption wavelength of about 500 nm to about 650 nm. A display includes the window film, and may be a flexible display.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: December 17, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jung Hyo Lee, Kyoung Ku Kang, Sung Han Kim, Joo Hui Kim, Si Kyun Park, Nak Hyun Sung, Jin Hee Choi
  • Patent number: 10450482
    Abstract: Provided are: a composition for a window film; a flexible window film formed therefrom; and a flexible display device comprising the same, wherein the composition contains: a siloxane resin comprising chemical Chemical Formula 1 or 2 or a mixture thereof; a cross-linking agent; and an initiator, the cross-linking agent being contained in a content of about 10-30 parts by weight on the basis of 100 parts by weight of the siloxane resin or the mixture thereof.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: October 22, 2019
    Assignees: Samsung SDI Co., Ltd., Samsung Electronics Co., Ltd.
    Inventors: Joo Hui Kim, Si Kyun Park, Kyoung Ku Kang, Sung Han Kim, Jung Hyo Lee, Jin Hee Choi
  • Publication number: 20190023860
    Abstract: Provided are a siloxane resin of chemical formula 1, a composition for a window film, the composition containing a cross-linking agent and an initiator, a flexible window film formed therefrom, and a flexible display device comprising the same.
    Type: Application
    Filed: October 7, 2016
    Publication date: January 24, 2019
    Applicants: Samsung SDI Co., Ltd., Samsung Electronics Co., Ltd.
    Inventors: Min Hye KIM, Kyoung Ku KANG, Ji Hwan PARK, Chang Soo WOO, Ji Sun IM, Seung Woo JANG, Jin Hee CHOI, Dong Il HAN
  • Patent number: 10155817
    Abstract: The present invention relates to a novel form of a dual-target antibody targeting VEGFR-2 and DLL4, a gene encoding the same, a recombinant expression vector including the gene, host cells transformed with the recombinant expression vector, a method of producing the dual-target antibody using the host cells, a pharmaceutical composition comprising the dual-target antibody.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: December 18, 2018
    Assignee: PharmAbcine Inc.
    Inventors: Joong Kyu Kim, Jin San Yoo, Sang Hoon Lee, Weon Sup Lee, Sung Woo Kim, Sang Ryeol Shim, Jin Sang Yoo, Young Ae Lee, Mi Ju Park, Sang Soon Byun, Hyuk Joon Lee, Do Yun Kim, Yeun Ju Kim, Jin Hee Choi, Kyung Hee Nahm, Ju Ryung Nam, Jong Geun Jeong, Bo Young Jeong, Eun Jin Lee, Seon Young Lee, In Sook Park, Jin Sook Lee, Jae Bong Yoon, Nam Ye Kim, Seon Hwan Oh
  • Publication number: 20180208660
    Abstract: The present invention relates to a novel form of a dual-target antibody targeting VEGFR-2 and DLL4, a gene encoding the same, a recombinant expression vector including the gene, host cells transformed with the recombinant expression vector, a method of producing the dual-target antibody using the host cells, a pharmaceutical composition comprising the dual-target antibody.
    Type: Application
    Filed: March 14, 2018
    Publication date: July 26, 2018
    Applicant: PharmAbcine Inc.
    Inventors: Joong Kyu Kim, Jin San Yoo, Sang Hoon Lee, Weon Sup Lee, Sung Woo Kim, Sang Ryeol Shim, Jin Sang Yoo, Young Ae Lee, Mi Ju Park, Sang Soon Byun, Hyuk Joon Lee, Do Yun Kim, Yeun Ju Kim, Jin Hee Choi, Kyung Hee Nahm, Ju Ryung Nam, Jong Geun Jeong, Bo Young Jeong, Eun Jin Lee, Seon Young Lee, In Sook Park, Jin Sook Lee, Jae Bong Yoon, Nam Ye Kim, Seon Hwan Oh
  • Patent number: 9963512
    Abstract: The present invention relates to a novel form of a dual-target antibody targeting VEGFR-2 and DLL4, a gene encoding the same, a recombinant expression vector including the gene, host cells transformed with the recombinant expression vector, a method of producing the dual-target antibody using the host cells, a pharmaceutical composition comprising the dual-target antibody.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: May 8, 2018
    Assignee: PharmAbcine Inc.
    Inventors: Joong Kyu Kim, Jin San Yoo, Sang Hoon Lee, Weon Sup Lee, Sung Woo Kim, Sang Ryeol Shim, Jin Sang Yoo, Young Ae Lee, Mi Ju Park, Sang Soon Byun, Hyuk Joon Lee, Do Yun Kim, Yeun Ju Kim, Jin Hee Choi, Kyung Hee Nahm, Ju Ryung Nam, Jong Geun Jeong, Bo Young Jeong, Eun Jin Lee, Seon Young Lee, In Sook Park, Jin Sook Lee, Jae Bong Yoon, Nam Ye Kim, Seon Hwan Oh
  • Publication number: 20170349787
    Abstract: Provided are: a composition for a window film, containing a siloxane resin including chemical formula 1 below and an iodonium ion-containing photo-cationic initiator; a flexible window film formed therefrom; and a flexible display device comprising the same. Chemical formula 1: (R1SiO3/2)x(R2R3SiO2/2)y.
    Type: Application
    Filed: December 22, 2015
    Publication date: December 7, 2017
    Inventors: Si Kyun Park, Kyoung Ku Kang, Jung Hyo Lee, Jin Hee Choi, Sung Han Kim, Joo Hui Kim, Nak Hyun Sung, Eun Su Lee
  • Patent number: D964055
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: September 20, 2022
    Assignee: Ggumbi Co., Ltd.
    Inventors: Jin Hee Choi, Ja Hyung Gu