Patents by Inventor Se-In Chang

Se-In Chang 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: 10363320
    Abstract: The present invention relates to a conjugate comprising oxyntomodulin, an immunoglobulin Fc region, and non-peptidyl polymer wherein the conjugate being obtainable by covalently linking oxyntomodulin to immunoglobulin Fc region via non-peptidyl polymer, and a pharmaceutical composition for the prevention or treatment of obesity comprising the conjugates. The conjugate comprising oxyntomodulin and the immunoglobulin Fc of the present invention reduces food intake, suppresses gastric emptying, and facilitates lipolysis without side-effects, unlike native oxyntomodulin, and also shows excellent receptor-activating effects and long-term sustainability, compared to native oxyntomodulin. Thus, it can be widely used in the treatment of obesity with safety and efficacy.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: July 30, 2019
    Assignee: Hanmi Science Co., Ltd.
    Inventors: Sung Youb Jung, Dae Jin Kim, Sung Hee Park, Young Eun Woo, In Young Choi, Se Chang Kwon
  • Publication number: 20190216320
    Abstract: A roll-to-roll printing process for large scale manufacturing of nanosensor systems for sensing pathophysiological signals is disclosed. The roll-to-roll manufacturing process may include three processes to improve the throughput and to reduce the cost in manufacturing: fabrication of textile based nanosensors, printing conductive tracks, and integration of electronics. The wireless nanosensor systems can be used in different monitoring applications. The fabric sheet printed and integrated with the customized components can be used in a variety of different applications. The electronics in the nanosensor systems connect to remote severs through adhoc networks or cloud networks with standard communication protocols or non-standard customized protocols for remote health monitoring.
    Type: Application
    Filed: January 28, 2019
    Publication date: July 18, 2019
    Applicant: NANOWEAR INC.
    Inventors: Vijay K. Varadan, Pratyush Rai, Se Chang Oh
  • Publication number: 20190218269
    Abstract: A a triple agonist having activities to all of glucagon, GLP-1, and GIP receptors is disclosed. Uses of the triple agonist are disclosed.
    Type: Application
    Filed: March 29, 2019
    Publication date: July 18, 2019
    Applicant: HANMI PHARM. CO., LTD
    Inventors: Euh Lim OH, Jong Suk Lee, Young Jin Park, Chang Ki Lim, Sung Youb Jung, Se Chang Kwon
  • Publication number: 20190169271
    Abstract: The present invention relates to a pharmaceutical composition for the prevention or treatment of non-alcoholic fatty liver disease including a long-acting GLP-1/glucagon receptor dual agonist, and a method for preventing or treatment of non-alcoholic fatty liver disease including administering the composition. The composition of the present invention either has no side effect of weight gain or reduces the side effect of weight gain, which is a side-effect of conventional therapeutic agents for non-alcoholic fatty liver disease, and reduces the amount of administrations of a long-acting GLP-1/glucagon receptor dual agonist, thus greatly improving patient's convenience. In addition, the long-acting GLP-1/glucagon receptor dual agonist of the present invention improves in vivo sustainability and stability.
    Type: Application
    Filed: February 5, 2019
    Publication date: June 6, 2019
    Inventors: Sang Youn Hwang, Jin Young Kim, Seung Su Kim, In Young Choi, Sung Youb Jung, Se Chang Kwon
  • Publication number: 20190153060
    Abstract: A long-acting conjugate of a triple agonist which has activities to all of glucagon, GLP-1, and GIP receptors and uses thereof.
    Type: Application
    Filed: January 31, 2019
    Publication date: May 23, 2019
    Applicant: HANMI PHARM. CO., LTD.
    Inventors: Euh Lim OH, Jong Suk Lee, Young Jin Park, Chang Ki Lim, Sung Youb Jung, Se Chang Kwon
  • Patent number: 10279041
    Abstract: The present invention relates to an albumin-free liquid formulation comprising a long-lasting oxyntomodulin conjugate in which an oxyntomodulin peptide comprising a derivative, variant, precursor or fragment of oxyntomodulin is linked to an immunoglobulin Fc region, which can increase the duration of physiological activity of the long-lasting oxyntomodulin conjugate and maintain the in vivo stability thereof for an extended period of time, as compared to native oxyntomodulin, as well as a method for preparing the liquid formulation. The liquid formulation comprises a buffer, a sugar alcohol and a nonionic surfactant and does not contain a human serum albumin and factors that are potentially harmful to the human body, and thus is not susceptible to viral infection.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: May 7, 2019
    Assignee: Hanmi Pharm Co. Ltd.
    Inventors: Hyun Uk Kim, Hyung Kyu Lim, Myung Hyun Jang, Sang Yun Kim, Sung Min Bae, Se Chang Kwon
  • Patent number: 10272159
    Abstract: Disclosed is an IgG Fc fragment useful as a drug carrier. A recombinant vector expressing the IgG Fc fragment, a transformant transformed with the recombinant vector, and a method of preparing an IgG Fc fragment are disclosed. When conjugated to a certain drug, the IgG Fc fragment improves the in vivo duration of action of the drug and minimizes the in vivo activity reduction of the drug.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: April 30, 2019
    Assignee: HANMI SCIENCE CO., LTD.
    Inventors: Sung Youb Jung, Jin Sun Kim, Geun Hee Yang, Se Chang Kwon, Gwan Sun Lee
  • Patent number: 10253082
    Abstract: The present invention relates to an insulin analog that has reduced insulin receptor binding affinity for the purpose of increasing the blood half-life of insulin, and long-acting insulin, a conjugate, and a method of preparing long-acting insulin using the same.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: April 9, 2019
    Assignee: HANMI PHARM. CO., LTD
    Inventors: Sung Youb Jung, Sang Youn Hwang, Euh Lim Oh, Sung Hee Park, Hyun Uk Kim, Chang Ki Lim, Se Chang Kwon
  • Patent number: 10251957
    Abstract: The present invention relates to a composition for the prevention or treatment of diabetes comprising a long-acting insulin conjugate and a long-acting insulinotropic peptide conjugate, and a therapeutic method for the treatment of diabetes, and more particularly, concurrent administration of the long-acting insulin conjugate and the long-acting insulinotropic peptide conjugate inhibits weight gain caused by insulin treatment, and vomiting and nausea caused by insulinotropic peptide treatment, and reduces the required dose of insulin, thereby remarkably improving drug compliance. Moreover, each of the long-acting insulin conjugate and the long-acting insulinotropic peptide conjugate of the present invention is prepared by linking insulin or insulinotropic peptide with an immunoglobulin Fc region via a non-peptidyl linker, thereby showing improved in-vivo duration of efficacy and stability.
    Type: Grant
    Filed: June 1, 2012
    Date of Patent: April 9, 2019
    Assignee: HANMI SCIENCE CO., LTD.
    Inventors: Young Eun Woo, Myung Hyun Jang, Young Jin Park, Young Kyung Park, Chang Ki Lim, Se Chang Kwon
  • Patent number: 10243025
    Abstract: A display device includes: a first substrate including a display area and a pad area; a second substrate facing the first substrate; a touch unit on the second substrate; a window on the touch unit, the window covering the display area and the pad area; an adhesive layer between the window and the touch unit and under the window at the pad area; and a first light source unit under the window at the pad area.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: March 26, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventor: Se-In Chang
  • Publication number: 20190083579
    Abstract: The present invention relates to a composition for the prevention or treatment of diabetes comprising a long-acting insulin conjugate and a long-acting insulinotropic peptide conjugate, and a therapeutic method for the treatment of diabetes, and more particularly, concurrent administration of the long-acting insulin conjugate and the long-acting insulinotropic peptide conjugate inhibits weight gain caused by insulin treatment, and vomiting and nausea caused by insulinotropic peptide treatment, and reduces the required dose of insulin, thereby remarkably improving drug compliance. Moreover, each of the long-acting insulin conjugate and the long-acting insulinotropic peptide conjugate of the present invention is prepared by linking insulin or insulinotropic peptide with an immunoglobulin Fc region via a non-peptidyl linker, thereby showing improved in-vivo duration of efficacy and stability.
    Type: Application
    Filed: November 30, 2018
    Publication date: March 21, 2019
    Applicant: HANMI SCIENCE CO., LTD.
    Inventors: Young Eun WOO, Myung Hyun JANG, Young Jin PARK, Young Kyung PARK, Chang Ki LIM, Se Chang KWON
  • Patent number: 10233230
    Abstract: The present invention relates to a pharmaceutical composition for the prevention or treatment of non-alcoholic fatty liver disease including a long-acting GLP-1/glucagon receptor dual agonist, and a method for preventing or treatment of non-alcoholic fatty liver disease including administering the composition. The composition of the present invention either has no side effect of weight gain or reduces the side effect of weight gain, which is a side-effect of conventional therapeutic agents for non-alcoholic fatty liver disease, and reduces the amount of administrations of a long-acting GLP-1/glucagon receptor dual agonist, thus greatly improving patient's convenience. In addition, the long-acting GLP-1/glucagon receptor dual agonist of the present invention improves in vivo sustainability and stability.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: March 19, 2019
    Assignee: Hanmi Pharm. Co., Ltd.
    Inventors: Sang Youn Hwang, Jin Young Kim, Seung Su Kim, In Young Choi, Sung Youb Jung, Se Chang Kwon
  • Patent number: 10231623
    Abstract: A roll-to-roll printing process for large scale manufacturing of nanosensor systems for sensing pathophysiological signals is disclosed. The roll-to-roll manufacturing process may include three processes to improve the throughput and to reduce the cost in manufacturing: fabrication of textile based nanosensors, printing conductive tracks, and integration of electronics. The wireless nanosensor systems can be used in different monitoring applications. The fabric sheet printed and integrated with the customized components can be used in a variety of different applications. The electronics in the nanosensor systems connect to remote severs through adhoc networks or cloud networks with standard communication protocols or non-standard customized protocols for remote health monitoring.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: March 19, 2019
    Assignee: Nanowear Inc.
    Inventors: Vijay K. Varadan, Pratyush Rai, Se Chang Oh
  • Publication number: 20190071379
    Abstract: The present invention relates to polyethylene glycol derivatives and use thereof.
    Type: Application
    Filed: March 7, 2017
    Publication date: March 7, 2019
    Applicant: HANMI PHARM. CO., LTD.
    Inventors: Dae Jin KIM, Jong Soo LEE, Sung Min BAE, Se Chang KWON
  • Publication number: 20190046657
    Abstract: The present invention relates to a conjugate in which an immunoglobulin Fc region is linked to therapeutic enzymes through a non-peptide polymer linkage moiety, and more specifically, to a conjugate in which a non-peptide polymer linkage moiety is specifically linked to an immunoglobulin Fc, a method of preparing the same, and a composition comprising the same.
    Type: Application
    Filed: January 31, 2017
    Publication date: February 14, 2019
    Applicant: HANMI PHARM. CO., LTD.
    Inventors: Dae Jin KIM, Jung Kuk KIM, Sung Youb JUNG, Se Chang KWON
  • Publication number: 20190048473
    Abstract: A process for the large-scale manufacturing vertically standing hybrid nanometer scale structures of different geometries including fractal architecture of nanostructure within a nano/micro structures made of flexible materials, on a flexible substrate including textiles is disclosed. The structures increase the surface area of the substrate. The structures maybe coated with materials that are sensitive to various physical parameters or chemicals such as but not limited to humidity, pressure, atmospheric pressure, and electromagnetic signals originating from biological or non-biological sources, volatile gases and pH. The increased surface area achieved through the disclosed process is intended to improve the sensitivity of the sensors formed by coating of the structure and substrate with a material which can be used to sense physical parameters and chemicals as listed previously.
    Type: Application
    Filed: October 18, 2018
    Publication date: February 14, 2019
    Applicant: NANOWEAR INC.
    Inventors: Vijay K. Varadan, Pratyush Rai, Se Chang Oh
  • Patent number: 10188703
    Abstract: A composition for preventing or treating diabetes mellitus includes insulin and a GLP-1/glucagon dual agonist. The composition can inhibit the weight gain and reduce the danger of hypoglycemia due to the administration of insulin, lower the administration dose and greatly improve the compliance of drugs through a combined administration of a long-acting insulin conjugate and a long-acting GLP-1/glucagon dual agonist conjugate. In addition, the long-acting insulin conjugate and the long-acting GLP-1/glucagon dual agonist conjugate can improve the in vivo sustainability and stability because an insulin and a GLP-1/glucagon dual agonist are linked to the immunoglobulin Fc region via a non-peptidyl linker. A method for preventing or treat diabetes mellitus includes administration of the insulin and a GLP-1/glucagon dual agonist.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: January 29, 2019
    Assignee: HANMI PHARM. CO., LTD.
    Inventors: Sung Youb Jung, Sang Youn Hwang, Seung Su Kim, In Young Choi, Se Chang Kwon
  • Publication number: 20190022183
    Abstract: The present invention relates to a liquid formulation of a long-acting human growth hormone conjugate and a preparation method thereof.
    Type: Application
    Filed: December 30, 2016
    Publication date: January 24, 2019
    Applicant: HANMI PHARM. CO., LTD.
    Inventors: Hyung Kyu LIM, Joo Young DONG, Sung Min BAE, Se Chang KWON
  • Publication number: 20190027936
    Abstract: Provided is a power supply control method and system capable of efficiently adjusting an ESS charge/discharge operation on the basis of a load measurement value and a power generation amount measurement value.
    Type: Application
    Filed: December 23, 2016
    Publication date: January 24, 2019
    Inventors: Se Chang KIM, Bo Gun JIN
  • Patent number: RE47371
    Abstract: Disclosed are a liquid crystal display (LCD) device and a method for assembling the LCD device. The LCD device has a display section for displaying images, a receiving container for receiving the display section, a power supplying section for supplying a power source to the display section, a signal converting section for converting signals from the display section and a securing section for securing the power supplying section and the signal converting section to the receiving container. The power supplying section and the signal converting section are disposed between the display section and the securing section that is directly facing to a rear surface of the receiving container. Accordingly, a total thickness and weight of the LCD device can be minimized and an assembly facility of the LCD device can be improved.
    Type: Grant
    Filed: November 4, 2013
    Date of Patent: April 30, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Ho Ha, Se-In Chang