Patents by Inventor Hye Jeong Yoon

Hye Jeong Yoon 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: 11534447
    Abstract: The present invention relates to an emulsion composition for chemoembolization comprising a nanoparticle comprising a drug and a biocompatible polymer, a water-soluble contrast agent and a water-insoluble contrast agent, and a water-insoluble drug as well as an aqueous drug can be administered in a form of stable emulsion, and drugs are slowly released, thereby enhancing the effect of chemoembolization.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: December 27, 2022
    Assignee: SAMYANG HOLDINGS CORPORATION
    Inventors: Hye-Jeong Yoon, Hye Jin Jang
  • Publication number: 20200268776
    Abstract: The present invention relates to an emulsion composition for chemoembolization comprising a nanoparticle comprising a drug and a biocompatible polymer, a water-soluble contrast agent and a water-insoluble contrast agent, and a water-insoluble drug as well as an aqueous drug can be administered in a form of stable emulsion, and drugs are slowly released, thereby enhancing the effect of chemoembolization.
    Type: Application
    Filed: September 22, 2017
    Publication date: August 27, 2020
    Applicant: Samyang Biopharmaceuticals Corporation
    Inventors: Hye-Jeong YOON, Hye Jin JANG
  • Patent number: 9931411
    Abstract: Disclosed are microparticles containing physiologically active peptides, a method for preparing the same, and a pharmaceutical composition comprising the same.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: April 3, 2018
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Hye Jeong Yoon, Min Hyo Seo, Yil Woong Yi, Bong Oh Kim
  • Patent number: 9877959
    Abstract: Provided are a pharmaceutical composition with improved stability including palonosetron, a preparation method thereof, and a pharmaceutical package including the pharmaceutical composition.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: January 30, 2018
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Hye-Jeong Yoon, Sang-Jun Lee
  • Patent number: 9750735
    Abstract: Provided are a pharmaceutical composition with improved stability including palonosetron, a preparation method thereof, and a pharmaceutical package including the pharmaceutical composition.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: September 5, 2017
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Hye-Jeong Yoon, Sang-Jun Lee
  • Patent number: 9603931
    Abstract: The present invention relates to a macromolecule for delivering protein, polypeptide or peptide drugs and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs comprising the same, and more specifically relates to a polylactic acid derivative compound of Chemical formula 1 of which the numerical average molecular weight is no more than 7000 daltons and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs using the same and to a production method for the same.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: March 28, 2017
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Yil Woong Yi, Min Hyo Seo, Bong Oh Kim, In Ja Choi, Hye Jeong Yoon, Se Yoon Kim, Sang Jun Lee, Joong Woong Cho
  • Publication number: 20160317524
    Abstract: Provided are a pharmaceutical composition with improved stability including palonosetron, a preparation method thereof, and a pharmaceutical package including the pharmaceutical composition.
    Type: Application
    Filed: December 22, 2014
    Publication date: November 3, 2016
    Inventors: Hye-Jeong YOON, Sang-Jun LEE
  • Publication number: 20160184444
    Abstract: Disclosed are microparticles containing physiologically active peptides, a method for preparing the same, and a pharmaceutical composition comprising the same.
    Type: Application
    Filed: March 9, 2016
    Publication date: June 30, 2016
    Applicant: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Hye Jeong YOON, Min Hyo SEO, Yil Woong YI, Bong Oh KIM
  • Publication number: 20130274188
    Abstract: The present invention relates to a macromolecule for delivering protein, polypeptide or peptide drugs and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs comprising the same, and more specifically relates to a polylactic acid derivative compound of Chemical formula 1 of which the numerical average molecular weight is no more than 7000 daltons and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs using the same and to a production method for the same.
    Type: Application
    Filed: December 28, 2010
    Publication date: October 17, 2013
    Inventors: Yil Woong Yi, Min Hyo Seo, Bong Oh Kim, In Ja Choi, Hye Jeong Yoon, Se Yoon Kim, Sang Jun Lee, Joong Woong Cho
  • Publication number: 20130274192
    Abstract: Disclosed are microparticles containing physiologically active peptides, a method for preparing the same, and a pharmaceutical composition comprising the same.
    Type: Application
    Filed: December 22, 2011
    Publication date: October 17, 2013
    Applicant: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Hye Jeong Yoon, Min Hyo Seo, Yil Woong Yi, Bong Oh Kim
  • Patent number: 8349306
    Abstract: The present invention relates to an amphiphilic block copolymer of a hydrophilic block and a hydrophobic block with a terminal hydroxyl group wherein the terminal hydroxyl group of the hydrophobic bock is substituted with a tocopherol or cholesterol group. It also relates to polymeric compositions capable of forming stable micelles in an aqueous solution, comprising the amphiphilic block copolymer and a polylactic acid derivative wherein one or more ends of the polylactic acid are covalently bound to at least one carboxyl group.
    Type: Grant
    Filed: October 10, 2007
    Date of Patent: January 8, 2013
    Assignee: Samyang Biopharmaceuticals Corporation
    Inventors: Min Hyo Seo, Sa-Won Lee, Myung-Han Hyun, Jeong-Il Yu, Dong-Hoon Chang, Hye-Jeong Yoon, Jeong-Kyung Kim
  • Patent number: 8284370
    Abstract: A mobile communication device comprises: a liquid crystal (LC) panel; a drive integrated circuit connected to the LC panel; a keypad printed circuit board (PCB) having a keypad connected to the drive integrated circuit; a flexible printed circuit board (FPCB) for connecting the drive integrated circuit and the keypad PCB to each other; a backlight assembly having an outer case, for supplying light to the LC panel; and a fixing member for fixing the FPCB and one end of the outer case of the backlight assembly by adhering to each other. The mobile communication device prevents a part of light emitted from an optical source from being displayed on a screen with a high brightness.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: October 9, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Young-Hyoung Seo, Kook-Chan Ahn, Hye-Jeong Yoon, legal representative
  • Publication number: 20120013821
    Abstract: A mobile communication device comprises: a liquid crystal (LC) panel; a drive integrated circuit connected to the LC panel; a keypad printed circuit board (PCB) having a keypad connected to the drive integrated circuit; a flexible printed circuit board (FPCB) for connecting the drive integrated circuit and the keypad PCB to each other; a backlight assembly having an outer case, for supplying light to the LC panel; and a fixing member for fixing the FPCB and one end of the outer case of the backlight assembly by adhering to each other. The mobile communication device prevents a part of light emitted from an optical source from being displayed on a screen with a high brightness.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Inventors: Young-Hyoung Seo, Kook-Chan Ahn, Hye-Jeong Yoon
  • Patent number: 8031315
    Abstract: A mobile communication device comprises: a liquid crystal (LC) panel; a drive integrated circuit connected to the LC panel; a keypad printed circuit board (PCB) having a keypad connected to the drive integrated circuit; a flexible printed circuit board (FPCB) for connecting the drive integrated circuit and the keypad PCB to each other; a backlight assembly having an outer case, for supplying light to the LC panel; and a fixing member for fixing the FPCB and one end of the outer case of the backlight assembly by adhering to each other. The mobile communication device prevents a part of light emitted from an optical source from being displayed on a screen with a high brightness.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: October 4, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Young-Hyoung Seo, Kook-Chan Ahn, Hye-Jeong Yoon, legal representative
  • Publication number: 20080309844
    Abstract: A mobile communication device comprises: a liquid crystal (LC) panel; a drive integrated circuit connected to the LC panel; a keypad printed circuit board (PCB) having a keypad connected to the drive integrated circuit; a flexible printed circuit board (FPCB) for connecting the drive integrated circuit and the keypad PCB to each other; a backlight assembly having an outer case, for supplying light to the LC panel; and a fixing member for fixing the FPCB and one end of the outer case of the backlight assembly by adhering to each other. The mobile communication device prevents a part of light emitted from an optical source from being displayed on a screen with a high brightness.
    Type: Application
    Filed: June 13, 2008
    Publication date: December 18, 2008
    Inventors: Young-Hyoung Seo, Kook-Chan Ahn, Hye-Jeong Yoon
  • Publication number: 20080152616
    Abstract: The present invention relates to an amphiphilic block copolymer of a hydrophilic block and a hydrophobic block with a terminal hydroxyl group wherein the terminal hydroxyl group of the hydrophobic bock is substituted with a tocopherol or cholesterol group. It also relates to polymeric compositions capable of forming stable micelles in an aqueous solution, comprising the amphiphilic block copolymer and a polylactic acid derivative wherein one or more ends of the polylactic acid are covalently bound to at least one carboxyl group.
    Type: Application
    Filed: October 10, 2007
    Publication date: June 26, 2008
    Inventors: Min Hyo Seo, Sa-Won Lee, Myung-Han Hyun, Jeong-Il Yu, Dong-Hoon Chang, Hye-Jeong Yoon, Jeong-Kyung Kim
  • Publication number: 20050226932
    Abstract: The present invention relates to a pharmaceutical composition containing as an active ingredient, itraconazole. More particularly, the present invention relates to the pharmaceutical composition comprising itraconazole, a polylactic acid derivative, and an amphiphilic block copolymer. The polylactic acid derivative may be combined with a metal ion at the carboxylic acid terminal, and the amphiphilic block copolymer forms micelles or nano-particles in an aqueous medium.
    Type: Application
    Filed: February 1, 2005
    Publication date: October 13, 2005
    Inventors: Hye-Jeong Yoon, Min Seo, Jeong-Kyung Kim
  • Publication number: 20050201972
    Abstract: The present invention relates to an amphiphilic block copolymer of a hydrophilic block and a hydrophobic block with a terminal hydroxyl group wherein the terminal hydroxyl group of the hydrophobic bock is substituted with a tocopherol or cholesterol group. It also relates to polymeric compositions capable of forming stable micelles in an aqueous solution, comprising the amphiphilic block copolymer and a polylactic acid derivative wherein one or more ends of the polylactic acid are covalently bound to at least one carboxyl group.
    Type: Application
    Filed: October 7, 2004
    Publication date: September 15, 2005
    Inventors: Min Seo, Bong Kim, In Choi, Myung Shim, Sa-Won Lee, Myung-Han Hyun, Jeong-Il Yu, Dong-Hoon Chang, Hye-Jeong Yoon, Jeong-Kyung Kim
  • Patent number: 6791003
    Abstract: A dual drug containing adhesive transdermal drug delivery system comprising: a support layer, a first drug containing adhesive layer and a second drug containing adhesive layer each of said layers having a proximal and distal surface wherein each layer is positioned adjacent to the other with each layer having its distal surface laminated to said support layer, and a peelable backing layer positioned over and laminated to the proximal surface of said first and second adhesive layers is disclosed.
    Type: Grant
    Filed: August 9, 2002
    Date of Patent: September 14, 2004
    Assignee: Samyang Corporation
    Inventors: Young Kweon Choi, Hyun Suk Yu, Hye Jeong Yoon, Ho Chin Kim
  • Patent number: 6723337
    Abstract: The invention herein relates to a transdermal drug delivery systern for anti-Inflammatory analgesic. agent comprising diclofenac diethylammonium salt, wherein a backing film (1), a matrix layer (2) containing active ingredients, a release liner (3) which is removed before application onto the skin are laminated therein. Mome particularly, the invention herein relates to a transdermal drug delivery system for anti-inflammatory analgesic agent comprising diclofenac diethylammonum salt, wherein the transdermal penetration and adhesion of the patch to the body are enhanced by means of a matrix layer which comprises a diclofenac diethylammonum salt as active ingredient in addition to acrylic polymer as adhesive constituent, non-ionic surfacant as absorption enhancer, terpene and dissolution assistant, and the volatile and non-volatile constituents of the composition arc separately applied therein for significantly reducing the manufacturing time thereof.
    Type: Grant
    Filed: June 19, 2000
    Date of Patent: April 20, 2004
    Assignee: Samyang Corporation
    Inventors: Jin Deog Song, Chul Min Park, Young Kwon Choi, Heon Han Lee, Yong Ho Shim, Hye Jeong Yoon