Patents by Inventor Jih-Hwa Guh

Jih-Hwa Guh 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: 10544178
    Abstract: A compound of formula (I) includes any forms of tautomer or stereoisomer thereof, wherein the formula (I) is presented as: wherein the definitions of X, R1, and R2 are as specified in the specification hereof. The preparing method and the usage in cancer treatment of such compound are also provided by the present invention.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: January 28, 2020
    Assignee: National Changhua University of Education
    Inventors: Jui-Hsien Huang, Chi-Meng Hsiao, Jih-Hwa Guh
  • Publication number: 20190241592
    Abstract: A compound of formula (I) includes any forms of tautomer or stereoisomer thereof, wherein the formula (I) is presented as: wherein the definitions of X, R1, and R2 are as specified in the specification hereof. The preparing method and the usage in cancer treatment of such compound are also provided by the present invention.
    Type: Application
    Filed: February 6, 2018
    Publication date: August 8, 2019
    Inventors: JUI-HSIEN HUANG, CHI-MENG HSIAO, JIH-HWA GUH
  • Patent number: 8710062
    Abstract: This invention relates to piperazinedione compounds shown in the specification. These compounds are tyrosine kinase inhibitors and can be used to treat cancer.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: April 29, 2014
    Assignee: Taipei Medical University
    Inventors: Hui-po Wang, Che-Ming Teng, Chun-Li Wang, Jih-hwa Guh, Shiow-Lin Pan, Yuan-Yi Wang, Jang-Feng Lian
  • Patent number: 8501957
    Abstract: Benzimidazole compounds of formula (I): wherein R1, R2, R3, R4, R5, X, Y, Z1, and Z2 are defined herein. Also disclosed is a method for treating cancer with benzimidazole compounds.
    Type: Grant
    Filed: December 10, 2009
    Date of Patent: August 6, 2013
    Assignee: China Medical University
    Inventors: Chih-Shiang Chang, Jih-Hwa Guh, Che-Ming Teng, Shiow-Lin Pan, Wei-Ling Chang, Ju-Fang Liu, Kai-Wei Chang, Sheng-Chu Kuo
  • Patent number: 8383656
    Abstract: A method of inhibiting glycolysis in a subject by administering a pharmaceutical composition including a thiazolidinedione derivative to the subject is described. The thiazolidinedione derivatives are effective energy restriction mimetic agents, and can therefore be used to treat or prevent cancer in a subject, treat metabolic disorder, or increase the longevity of a subject. Various thiazolidinedione derivatives are also suitable for activating adenosine phosphate-activated protein kinase or inhibiting IL-6 expression.
    Type: Grant
    Filed: October 11, 2010
    Date of Patent: February 26, 2013
    Assignee: The Ohio State University Research Foundation
    Inventors: Ching-Shih Chen, Jih-Hwa Guh
  • Publication number: 20120232088
    Abstract: This invention relates to piperazinedione compounds shown in the specification. These compounds are tyrosine kinase inhibitors and can be used to treat cancer.
    Type: Application
    Filed: February 24, 2012
    Publication date: September 13, 2012
    Applicants: National Taiwan University, Taipei Medical University
    Inventors: Hui-Po Wang, Che-Ming Teng, Chun-Li Wang, Jih-hwa Guh, Shiow-Lin Pan, Yuan-Yi Wang, Jang-Feng Lian
  • Publication number: 20110086895
    Abstract: A method of inhibiting glycolysis in a subject by administering a pharmaceutical composition including a thiazolidinedione derivative to the subject is described. The thiazolidinedione derivatives are effective energy restriction mimetic agents, and can therefore be used to treat or prevent cancer in a subject, treat metabolic disorder, or increase the longevity of a subject. Various thiazolidinedione derivatives are also suitable for activating adenosine phosphate-activated protein kinase or inhibiting IL-6 expression.
    Type: Application
    Filed: October 11, 2010
    Publication date: April 14, 2011
    Applicant: THE OHIO STATE UNIVERSITY RESEARCH FOUNDATION
    Inventors: Ching-Shih Chen, Jih-Hwa Guh
  • Publication number: 20100179147
    Abstract: Benzimidazole compounds of formula (I): wherein R1, R2, R3, R4, R5, X, Y, Z1, and Z2 are defined herein. Also disclosed is a method for treating cancer with benzimidazole compounds.
    Type: Application
    Filed: December 10, 2009
    Publication date: July 15, 2010
    Inventors: Chih-Shiang Chang, Jih-Hwa Guh, Che-Ming Teng, Shiow-Lin Pan, Wei-Ling Chang, Ju-Fang Liu, Kai-Wei Chang, Sheng-Chu Kuo
  • Patent number: 7754751
    Abstract: A method for preferentially inhibiting release of pro-inflammatory cytokines over release of anti-inflammatory cytokines using a fused pyrazolyl compound of formula (I): A is R or in which R is H, alkyl, aryl, cyclyl, heteroaryl, or heterocyclyl; each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, or pyrrolyl; each of R1, R2, R3, R4, R5, and R6, independently, is R?, nitro, halogen, —C(O)—OR?, —C(O)—SR?, —C(O)—NR?R?, —(CH2)mOR?, —(CH2)mSR?, —(CH2)mNR?R?, —(CH2)mCN, —(CH2)mC(O)—OR?, —(CH2)mC(O)H, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are —O(CH2)nO—, in which each of R? and R?, independently, is H, alkyl, cyclyl, aryl, heteroaryl, heterocyclyl; and m is 0, 1, 2, 3, 4, 5, or 6; and n is 1, 2, or 3. This invention also covers a method of inhibiting activity of NF-?B with such a compound.
    Type: Grant
    Filed: March 15, 2005
    Date of Patent: July 13, 2010
    Assignee: Yung Shin Pharmaceutical Ind. Co., Ltd.
    Inventors: Che-Ming Teng, Jih-Hwa Guh, Shiow-Lin Pan, Sheng-Chu Kuo, Fang-Yu Lee
  • Patent number: 7378532
    Abstract: A fused pyrazolyl compound of the following formula: wherein A, Ar1, Ar2, R1, R2, R3, and R4, are as defined herein. Also disclosed is a pharmaceutical composition containing an effective amount of the above-described fused pyrazolyl compound.
    Type: Grant
    Filed: November 29, 2004
    Date of Patent: May 27, 2008
    Assignee: Yung Shin Pharmaceutical Ind. Co., Ltd.
    Inventors: Sheng-Chu Kuo, Fang-Yu Lee, Che-Ming Teng, Li-Jiau Huang, Li-Chen Chou, Jih-Hwa Guh, Shiow-Lin Pan
  • Patent number: 7288545
    Abstract: This invention relates to a method for treating an angiogenesis-related disease. The method includes administering to a subject in need thereof an effective amount of a piperazinedione compound having the formula: In the above formula, each of and , independently, is a single bond or a double bond; A is H or CH(RaRb) when is a single bond, or C(RaRb) when is a double bond; Z is CH(RcRd) when is a single bond, or C(RcRd) when is a double bond; each of R1 and R2, independently, is H, C(O)Re, C(O)ORe, C(O)NReRf, or SO2Re; and each of Ra, Rb, Rc, Rd, Re, and Rf, independently, is H, C1-C6 alkyl, aryl, heteroaryl, C3-C8 cycloalkyl, or C3-C8 heterocycloalkyl; or Ra and Rb taken together are C3-C8 cycloalkyl, C3-C8 heterocycloalkyl, aryl, or heteroaryl; or R1 and Ra or R1 and Rb taken together are C3-C8 cycloalkyl, C3-C8 heterocycloalkyl, aryl, or heteroaryl; provided that one of Rc and Rd is aryl or heteroaryl.
    Type: Grant
    Filed: October 20, 2003
    Date of Patent: October 30, 2007
    Assignee: AngioRx Corporation
    Inventors: Che-Ming Teng, Hui-Po Wang, Eric I. C. Li, On Lee, Jih-Hwa Guh, Huei-Ting Chen, Ya-Bing Fan, Ya-Lan Chen
  • Publication number: 20070149554
    Abstract: A method for treating cancer, which includes administrating to a subject in need thereof an effective amount of a chemotherapeutic agent and an effective amount of a compound of the formula: in which, A is H or each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, pyrrolyl, pyridinyl, or pyrimidinyl; each of R1, R2, R3, R4, R5, and R6, independently, is R, nitro, halogen, C(O)OR, C(O)SR, C(O)NRR?, (CH2)mOR, (CH2)mSR, (CH2)mNRR?, (CH2)mCN, (CH2)mC(O)OR, (CH2)mCHO, (CH2)mCH?NOR, (CH2)mC(O)N(OR)R?, N(OR)R?, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)mO, in which each of R and R?, independently, is H or C1˜C6 alkyl; and m is 0, 1, 2, 3, 4, 5, or 6, and n is 0, 1, 2, or 3.
    Type: Application
    Filed: December 21, 2006
    Publication date: June 28, 2007
    Applicant: Yung Shin Pharmaceutical Ind. Co., Ltd.
    Inventors: Sheng-Chu Kuo, Che-Ming Teng, Fang-Yu Lee, Shiow-Lin Pan, Jih-Hwa Guh
  • Publication number: 20070142449
    Abstract: A method for treating an angiogenesis-related disorder or cancer. The method includes administrating to a subject in need thereof an effective amount of a compound of the formula: Each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, pyrrolyl, pyridinyl, or pyrimidinyl; each of R1, R2, R3, R4, R5, and R6, independently, is R, nitro, halogen, C(O)OR, C(O)SR, C(O)NRR?, (CH2)mOR, (CH2)mSR, (CH2)mNRR?, (CH2)mCN, (CH2)mC)O)OR, (CH2)mCHO, (CH2)mCH?NOR, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)mO, in which each of R and R?, independently, is H or C1˜C6 alkyl; and m is 0, 1, 2, 3, 4, 5, or 6, and n is 0, 1, 2, or 3.
    Type: Application
    Filed: January 3, 2007
    Publication date: June 21, 2007
    Applicant: Yung Shin Pharmaceutical Ind. Co., Ltd.
    Inventors: Che-Ming Teng, Sheng-Chu Kuo, Fang-Yu Lee, Shiow-Lin Pan, Jih-Hwa Guh
  • Patent number: 7166293
    Abstract: A method for treating an angiogenesis-related disorder. The method includes administrating to a subject in need thereof an effective amount of a compound of the formula: Each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, pyrrolyl, pyridinyl, or pyrimidinyl; each of R1, R2, R3, R4, R5, and R6, independently, is R, nitro, halogen, C(O)OR, C(O)SR, C(O)NRR?, (CH2)mOR, (CH2)mSR, (CH2)mNRR?, (CH2)mCN, (CH2)mC(O)OR, (CH2)mCHO, (CH2)mCH?NOR, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)mO, in which each of R and R?, independently, is H or C1˜C6 alkyl; and m is 0, 1, 2, 3, 4, 5, or 6, and n is 0, 1, 2, or 3.
    Type: Grant
    Filed: May 16, 2002
    Date of Patent: January 23, 2007
    Assignee: Carlsbad Technology, Inc.
    Inventors: Che-Ming Teng, Sheng-Chu Kuo, Fang Yu Lee, Shiow-Lin Pan, Jih-Hwa Guh
  • Publication number: 20050215613
    Abstract: A method for preferentially inhibiting release of pro-inflammatory cytokines over release of anti-inflammatory cytokines using a fused pyrazolyl compound of formula (I): A is R or in which R is H, alkyl, aryl, cyclyl, heteroaryl, or heterocyclyl; each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, or pyrrolyl; each of R1, R2, R3, R4, R5, and R6, independently, is R?, nitro, halogen, —C(O)—OR?, —C(O)—SR?, —C(O)—NR?R?, —(CH2)mOR?, —(CH2)mSR?, —(CH2)mNR?R?, —(CH2)mCN, —(CH2)mC(O)—OR?, —(CH2)mC(O)H, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are —O(CH2)nO—, in which each of R? and R?, independently, is H, alkyl, cyclyl, aryl, heteroaryl, heterocyclyl; and m is 0, 1, 2, 3, 4, 5, or 6; and n is 1, 2, or 3. This invention also covers a method of inhibiting activity of NF-?B with such a compound.
    Type: Application
    Filed: March 15, 2005
    Publication date: September 29, 2005
    Inventors: Che-Ming Teng, Jih-Hwa Guh, Shiow-Lin Pan, Sheng-Chu Kuo, Fang-Yu Lee
  • Publication number: 20050215612
    Abstract: A fused pyrazolyl compound of the following formula: wherein A, Ar1, Ar2, R1, R2, R3, and R4, are as defined herein. Also disclosed is a pharmaceutical composition containing an effective amount of the above-described fused pyrazolyl compound.
    Type: Application
    Filed: November 29, 2004
    Publication date: September 29, 2005
    Inventors: Sheng-Chu Kuo, Fang-Yu Lee, Che-Ming Teng, Li-Jiau Huang, Li-Chen Chou, Jih-Hwa Guh, Shiow-Lin Pan
  • Publication number: 20050209252
    Abstract: This invention relates to a method for treating cancer including administrating to a subject in need thereof an effective amount of a compound of the formula: wherein, A is H or each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, pyrrolyl, pyridinyl, or pyrimidinyl; each of R1, R2, R3, R4, R5, and R6, independently, is R, nitro, halogen, C(O)OR, C(O)SR, C(O)NRR?, (CH2)mOR, (CH2)mSR, (CH2)mNRR?, (CH2)mCN, (CH2)mC(O)OR, (CH2)mCHO, (CH2)mCH?NOR, (CH2)mC(O)N(OR)R?, N(OR)R?, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)mO, in which each of R and R?, independently, is H or C1˜C6 alkyl; and m is 0, 1, 2, 3, 4, 5, or 6, and n is 0, 1, 2, or 3.
    Type: Application
    Filed: May 18, 2005
    Publication date: September 22, 2005
    Inventors: Che-Ming Teng, Sheng-Chu Kuo, Fang-Yu Lee, Shiow-Lin Pan, Jih-Hwa Guh
  • Patent number: 6943186
    Abstract: The present invention features a method for treating sepsis. The method includes administrating to a subject in need thereof an effective amount of a fused pyrazolyl compound of formula (I): A is H, C1˜C6 alkyl, or in which n is 0, 1, 2, or 3; each of Ar1, Ar2, and Ar3, independently, is phenyl, pyridinyl, thienyl, furyl, or pyrrolyl; and each of R1, R2, R3, R4, R5, and R6, independently, is XYZ; or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)1-6O; in which X is a bond or C1˜C6 alkylene, Y is a bond, O, S, OC(O), OC(O)(CH2)1-6C(O)O, C(O)O, C(O)S, C(O)NH, C(O)NC1˜C6 alkyl, NH, or NC1˜C6 alkyl, and Z is H, halogen, CN, NO2, or C1˜C6 alkyl; and provided that one of R3 and R4 is not H.
    Type: Grant
    Filed: January 24, 2003
    Date of Patent: September 13, 2005
    Assignee: Yung Shin Pharmaceutical Ind. Co., Ltd.
    Inventors: Che-Ming Teng, Shiow-Lin Pan, Jih-Hwa Guh, Sheng-Chu Kuo, Fang-Yu Lee
  • Publication number: 20050187257
    Abstract: The present invention features a method for treating sepsis. The method includes administrating to a subject in need thereof an effective amount of a fused pyrazolyl compound of formula (I): A is H, C1˜C6 alkyl, or in which n is 0, 1, 2, or 3; each of Ar1, Ar2, and Ar3, independently, is phenyl, pyridinyl, thienyl, furyl, or pyrrolyl; and each of R1, R2, R3, R4, R5, and R6, independently, is XYZ; or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)1-6O; in which X is a bond or C1˜C6 alkylene, Y is a bond, O, S, OC(O), OC(O)(CH2)1-6C(O)O, C(O)O, C(O)S, C(O)NH, C(O)NC1˜C6 alkyl, NH, or NC1˜C6 alkyl, and Z is H, halogen, CN, NO2, or C1˜C6 alkyl; and provided that one of R3 and R4 is not H.
    Type: Application
    Filed: March 28, 2005
    Publication date: August 25, 2005
    Inventors: Che-Ming Teng, Shiow-Lin Pan, Jih-Hwa Guh, Sheng-Chu Kuo, Fang-Yu Lee
  • Publication number: 20050119278
    Abstract: A method for inhibiting cell proliferation, cell migration, or tube formation induced by an angiogenic factor. The method includes administrating to a subject in need thereof an effective amount of a compound of the formula: wherein A is H or in which n is 0, 1, 2, or 3; each of Ar1, Ar2, and Ar3, independently, is phenyl, thienyl, furyl, pyrrolyl, pyridinyl, or pyrimidinyl; each of R1, R2, R3, R4, R5, and R6, independently, is R, nitro, halogen, C(O)OR, C(O)SR, C(O)NRR?, (CH2)mOR, (CH2)mSR, (CH2)mNRR?, (CH2)mCN, (CH2)mC(O)OR, (CH2)mCHO, (CH2)mCH?NOR, or R1 and R2 together, R3 and R4 together, or R5 and R6 together are O(CH2)mO, in which each of R and R?, independently, is H, alkyl, aryl, heteroaryl, cyclyl, or heterocyclyl; and m is 0, 1, 2, 3, 4, 5, or 6, and n is 0, 1, 2, or 3.
    Type: Application
    Filed: August 30, 2004
    Publication date: June 2, 2005
    Inventors: Che-Ming Teng, Sheng-Chu Kuo, Fang-Yu Lee, Shiow-Lin Pan, Jih-Hwa Guh