Patents by Inventor Je Ho Ryu

Je Ho Ryu 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: 20240018123
    Abstract: The present disclosure provides a compound of a chemical structure having the ability of inhibiting or disintegrating an androgen receptor (AR), or a pharmaceutically acceptable salt of the compound. The present disclosure also provides a composition comprising such a compound or a pharmaceutically acceptable salt thereof. The present disclosure provides a pharmaceutical use of a compound according to the present disclosure, a salt thereof, and a composition comprising same for the treatment or prevention of AR-related diseases. The present disclosure also provides a method for treating or preventing AR-related diseases, comprising administering to a subject in need of treatment an effective amount of a compound according to the present disclosure, a salt thereof, or a composition comprising same.
    Type: Application
    Filed: July 28, 2021
    Publication date: January 18, 2024
    Inventors: Jong Yeon HWANG, Jae Du HA, Hyun Jin KIM, Sung Yun CHO, Pilho KIM, Chong Ock LEE, Jeong Hoon KIM, Byoung Chul PARK, Sung Goo PARK, Sunhong KIM, Yuri CHOI, Yaejin WOO, Song Hee LEE, Je Ho RYU, Jungmin AHN, Ji Youn PARK, Onnuri BAE, Hanwool KIM
  • Publication number: 20230348427
    Abstract: The present disclosure provides a compound having a specific chemical structure or a pharmaceutically acceptable salt thereof having activity of degrading androgen receptor (AR). The present disclosure also provides a composition comprising such a compound or a pharmaceutically acceptable salt thereof. The present disclosure also provides a medical use of a compound according to the present disclosure, a salt thereof, and a composition comprising the same for the treatment or prophylaxis of AR-related diseases. The present disclosure also provides a method for treating or preventing an AR-related disease comprising administering to a subject in need thereof an effective amount of a compound according to the present disclosure, a salt thereof, or a composition comprising the same.
    Type: Application
    Filed: July 19, 2021
    Publication date: November 2, 2023
    Inventors: Song Hee LEE, Je Ho RYU, Jung Min AHN, Yu Ri CHOI, Ho Hyun LEE, Mi Young JANG, Yae Jin WOO, Hanwool KIM, Ji Young KIM, Ji Youn PARK
  • Patent number: 10816802
    Abstract: A transparent display apparatus is provided. The transparent display apparatus includes a transparent display configured so that a background of the transparent display apparatus is projected thereto and configured to display an image; a camera configured to capture an image of a background direction of the transparent display apparatus to obtain a background image; and a processor configured to analyze image information of a background region projected to the transparent display in the obtained background image for each pixel, correct an image to be displayed on the transparent display using the analyzed image information of the background region, and control the transparent display to display the corrected image.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: October 27, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Jong-ok Kim, Jae-woo Kim, Tae-young Na, Kang-kyu Lee, Je-ho Ryu
  • Patent number: 10540922
    Abstract: A display method of a transparent display apparatus is provided. The display method includes sensing illumination around the transparent display apparatus; determining threshold lightness using the sensed illumination; correcting image data by changing lightness and chroma of colors which are brighter than the determined threshold lightness by a first method and changing at least one of lightness and chroma of colors which are the determined threshold lightness or less by a second method; and displaying the corrected image data on the transparent display apparatus.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: January 21, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business Foundation
    Inventors: Jong-ok Kim, Kang-kyu Lee, Tae-young Na, Jae-woo Kim, Je-ho Ryu
  • Patent number: 10155763
    Abstract: The present invention provides a novel 2-pyridyl substituted imidazole derivative, or a pharmaceutically acceptable salt or solvate thereof, which selectively inhibits the transforming growth factor-? (TGF-?) type I receptor (ALK5) and/or the activin type I receptor (ALK4); a pharmaceutical composition comprising same as an active ingredient; and a use of the 2-pyridyl substituted imidazole derivative for the manufacture of a medicament for preventing or treating a disease mediated by ALK5 and/or ALK4 receptors in a mammal.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: December 18, 2018
    Assignee: TIUMBIO CO., LTD.
    Inventors: Ju Young Lee, Keun-Ho Ryu, Jae-Sun Kim, Yong-Hyuk Kim, Dong-Chul Shin, Bong-yong Lee, Sang-hwan Kang, Hyun-Jung Lee, Hoechul Jung, Young Ah Shin, Euisun Park, Jaeseung Ahn, Hun-Taek Kim, Je Ho Ryu
  • Publication number: 20180267313
    Abstract: A transparent display apparatus is provided. The transparent display apparatus includes a transparent display configured so that a background of the transparent display apparatus is projected thereto and configured to display an image; a camera configured to capture an image of a background direction of the transparent display apparatus to obtain a background image; and a processor configured to analyze image information of a background region projected to the transparent display in the obtained background image for each pixel, correct an image to be displayed on the transparent display using the analyzed image information of the background region, and control the transparent display to display the corrected image.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 20, 2018
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business Foundation
    Inventors: Jong-ok KIM, Jae-woo KIM, Tae-young NA, Kang-kyu LEE, Je-ho RYU
  • Publication number: 20180268754
    Abstract: A display method of a transparent display apparatus is provided. The display method includes sensing illumination around the transparent display apparatus; determining threshold lightness using the sensed illumination; correcting image data by changing lightness and chroma of colors which are brighter than the determined threshold lightness by a first method and changing at least one of lightness and chroma of colors which are the determined threshold lightness or less by a second method; and displaying the corrected image data on the transparent display apparatus.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 20, 2018
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business Foundation
    Inventors: Jong-ok KIM, Kang-kyu LEE, Tae-young NA, Jae-woo KIM, Je-ho RYU
  • Patent number: 9643946
    Abstract: The present invention relates to: a compound selected from the group consisting of a tricyclic compound having the structure of formula I, a pharmaceutically acceptable salt, an isomer, a solvate and a precursor thereof; and a use thereof. The compound effectively controls GPR40, and thus, can be effectively used for the prophylaxis or treatment of diseases associated with GPR40, for example, diabetes and many other diseases.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: May 9, 2017
    Assignee: SK CHEMICALS CO., LTD.
    Inventors: Ju Young Lee, Jeong A Lee, Jaeseung Ahn, Je Ho Ryu, Min-Young Han, Taekyung Yoo, Joon Ho Sa, Jae-Sun Kim, Jeongmin Seo
  • Publication number: 20160009677
    Abstract: The present invention relates to: a compound selected from the group consisting of a tricyclic compound having the structure of formula I, a pharmaceutically acceptable salt, an isomer, a solvate and a precursor thereof; and a use thereof. The compound effectively controls GPR40, and thus, can be effectively used for the prophylaxis or treatment of diseases associated with GPR40, for example, diabetes and many other diseases.
    Type: Application
    Filed: February 28, 2014
    Publication date: January 14, 2016
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Ju Young LEE, Jeong A LEE, Jaeseung AHN, Je Ho RYU, Min-Young HAN, Taekyung YOO, Joon Ho SA, Jae-Sun KIM
  • Patent number: 9096571
    Abstract: Provided are picolinamide and pyrimidine-4-carboxamide compounds, a method for preparing the same, a pharmaceutical composition containing the same, and a medical use using the compound as an agent for preventing, regulating, and treating diseases related to regulation of glucocorticoids by using selective inhibitory activity of the compound for an 11?-HSD1 enzyme. The picolinamide and pyrimidine-4-carboxamide compounds of the present invention are selective inhibitors of human-derived 11?-HSD1 enzymes, and are useful in an agent for preventing, regulating, and treating diseases related to glucocorticoid regulation in which human-derived 11?-HSD1 enzymes are involved, for example, metabolic syndromes such as, type 1 and type 2 diabetes, diabetes later complications, latent autoimmune diabetes adult (LADA), insulin tolerance syndromes, obesity, impaired glucose tolerance (IGT), impaired fasting glucose (IFG), damaged glucose tolerance, dyslipidemia, atherosclerosis, hypertension, etc.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: August 4, 2015
    Assignee: SK CHEMICALS CO., LTD.
    Inventors: Je Ho Ryu, Shin Ae Kim, Keun Ho Ryu, Jae Sun Kim, Nam Ho Kim, Hye Young Han, Yong Hyuk Kim, Won-No Youn, Yoon-Jung Lee, Hyun Joo Son, Bong-Yong Lee, Sung Hoon Park, Ju Young Lee, Hyun Jung Lee, Hoe Chul Jung, Young Ah Shin, Jung A Lee, Bo Ram Lee, Joon Ho Sa
  • Publication number: 20130210811
    Abstract: Provided are picolinamide and pyrimidine-4-carboxamide compounds, a method for preparing the same, a pharmaceutical composition containing the same, and a medical use using the compound as an agent for preventing, regulating, and treating diseases related to regulation of glucocorticoids by using selective inhibitory activity of the compound for an 11?-HSD1 enzyme. The picolinamide and pyrimidine-4-carboxamide compounds of the present invention are selective inhibitors of human-derived 11?-HSD1 enzymes, and are useful in an agent for preventing, regulating, and treating diseases related to glucocorticoid regulation in which human-derived 11?-HSD1 enzymes are involved, for example, metabolic syndromes such as, type 1 and type 2 diabetes, diabetes later complications, latent autoimmune diabetes adult (LADA), insulin tolerance syndromes, obesity, impaired glucose tolerance (IGT), impaired fasting glucose (IFG), damaged glucose tolerance, dyslipidemia, atherosclerosis, hypertension, etc.
    Type: Application
    Filed: May 4, 2011
    Publication date: August 15, 2013
    Applicant: SK CHEMICALS CO., LTD.
    Inventors: Je Ho Ryu, Shin Ae Kim, Keun Ho Ryu, Jae Sun Kim, Nam Ho Kim, Hye Young Han, Yong Hyuk Kim, Won-No Youn, Yoon-Jung Lee, Hyun Joo Son, Bong-Yong Lee, Sung Hoon Park, Ju Young Lee, Hyun Jung Lee, Hoe Chul Jung, Young Ah Shin, Jung A Lee, Bo Ram Lee, Joon Ho Sa
  • Patent number: 7601736
    Abstract: The invention relates to novel pyridine derivatives having an inhibitory effect on production of cytokines, which are involved in inflammatory responses, thus suggesting its usefulness as therapeutic agents for treating diseases related to inflammation, immune, chronic inflammation as well as an agent having an anti-inflammatory and analgesic effect. Further, this invention relates to a method of manufacturing the same and a pharmaceutical composition containing the same.
    Type: Grant
    Filed: December 30, 2004
    Date of Patent: October 13, 2009
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Hyung Ook Kim, Nam Kyu Lee, Joo Hyon Kim, Hae In Rhee, Yong-Baik Cho, Je Ho Ryu, Nam Ho Kim, Keun Ho Ryu, Jung Bum Yi, Jae Yoon Jung
  • Patent number: 7495022
    Abstract: Disclosed are agents that inhibit histone deacetylase. More specifically, the present invention relates to novel hydroxamic acid derivatives or pharmaceutically acceptable salts thereof for anticancer agents or other therapeutic agents based on their histone deacetylase inhibitory activity.
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: February 24, 2009
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Dae-Kee Kim, Ju Young Lee, Nam Kyu Lee, Jae-Sun Kim, Junwon Lee, Suk Ho Lee, Jin Young Choi, Je Ho Ryu, Nam Ho Kim, Guang-Jin Im, Tae Kon Kim, Jung-Woo Seo, Young-Jue Bang
  • Patent number: 7442714
    Abstract: The present invention relates to an acid salt of amlodipine gentisate and a method of its preparation. More particularly, the present invention relates to a crystalline acid salt of amlodipine gentisate of the following formula 1 prepared by reacting amlodipine and gentisic acid, which is useful for the treatment of cardiovascular diseases and has the advantages of low toxicity, excellent stability, improved pharmaceutical efficacies and long-lasting concentration in blood.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: October 28, 2008
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Jae-Sun Kim, Jin Young Choi, Je Ho Ryu, Nam Kyu Lee, Jeong-soo Jang, Woo Jae Jang, Key An Um, Do Seung Kum
  • Patent number: 6962911
    Abstract: The invention relates to a series of pyrrolopyrimidinone derivatives of the formula (1): wherein R1 is H; C1-C3 alkyl optionally substituted with one or more fluoro atoms; or C3-C6 cycloalkyl; R2 is H; a halogen atom; C1-C6 alkyl optionally substituted with OH, C1-C3 alkoxy, C3-C6 cycloalkyl, or with one or more fluoro atoms; C3-C6 cycloalkyl; C2-C6 alkenyl; or C2-C6 alkynyl; R3 is H; C1-C6 alkyl optionally substituted with OH, C1-C3 alkoxy, C3-C6 cycloalkyl, or with one or more fluoro atoms; C3-C6 cycloalkyl; C2-C6 alkenyl; or C2-C6 alkynyl; R4 is C1-C6 alkyl optionally substituted with C3-C6 cycloalkyl or with one or more fluoro atoms; C2-C6 alkenyl; C2-C6 alkynyl; or C3-C6 cycloalkyl; and R5 is SO2NR6R7; NHSO2NR6R7; NHCOCONR6R7; NHSO2R8; NHCOR8; or phenyl or heterocyclyl either of which is optionally substituted with one or more fluoro atoms or C1-C3 alkyl.
    Type: Grant
    Filed: February 15, 2001
    Date of Patent: November 8, 2005
    Assignees: SK Chemicals Co., Ltd., In2Gen Co., Ltd.
    Inventors: Dae-Kee Kim, Ju Young Lee, Do Hyun Ryu, Nam Kyu Lee, Suk Ho Lee, Nam-Ho Kim, Jae-Sun Kim, Je Ho Ryu, Jin-Young Choi, Guang-Jin Im, Won-Son Choi, Tae Kon Kim, Hoon Cha
  • Publication number: 20050130983
    Abstract: The invention relates to a series of pyrrolopyrimidinone derivatives, processes for their preparation, intermediates in their preparation, their use as therapeutic agents, and pharmaceutical compositions containing them.
    Type: Application
    Filed: May 2, 2002
    Publication date: June 16, 2005
    Inventors: Dae-Kee Kim, Ju Young Lee, Guang-Jin Im, Jin-Young Choi, Jae-Sun Kim, Je-Ho Ryu, Jae Yoon Jung, JunWon Lee, Tae Kon Kim, Jung-Woo Seo, Hye Young Han, Taek-Soo Kim, Inho Jung
  • Publication number: 20030171361
    Abstract: The invention relates to a series of pyrrolopyrimidinone derivatives of the formula (1), processes for their preparation, intermediates in their preparation, their use as therapeutic agents, and pharmaceutical compositions containing them.
    Type: Application
    Filed: December 2, 2002
    Publication date: September 11, 2003
    Inventors: Dae-Kee Kim, Ju Young Lee, Do Hyun Ryu, Nam Kyu Lee, Suk Ho Lee, Nam-Ho Kim, Jae-Sun Kim, Je Ho Ryu, Jin-Young Choi, Guang-Jin Im, Won-Son Choi, Tae Kon Kim, Hoon Cha