Patents by Inventor Li-Wen Wang

Li-Wen Wang 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: 20090176766
    Abstract: Imidazolidinone and imidazolinethione compounds of formula (I): wherein R1, R2, R3, A1, A2, X, Y, Z, m, n, p, x, and y are defined herein. Also disclosed is a method of treating hepatitis C virus infection with these compounds.
    Type: Application
    Filed: January 5, 2009
    Publication date: July 9, 2009
    Applicant: National Health Research Institutes
    Inventors: Jyh-Haur Chern, Tsu-An Hsu, Iou-Jiun Kang, Li-Wen Wang, Chung-Chi Lee, Yen-Chun Lee, Yen-Shian Wu, Sheng-Ju Hsu, Yueh Andrew Yueh, Yu-Sheng Chao
  • Publication number: 20080306090
    Abstract: Thiourea compounds of the following formula: wherein n, R1, R2, R3, A1, A2, X, Y, and Z are defined herein. Also disclosed is a method of treating hepatitis C virus infection with these compounds.
    Type: Application
    Filed: May 5, 2008
    Publication date: December 11, 2008
    Applicant: National Health Research Institutes
    Inventors: Jyh-Haur Chern, Tsu-An Hsu, Iou-Jiun Kang, Li-Wen Wang, Chung-Chi Lee, Yen-Chun Lee, Yu-Sheng Chao
  • Publication number: 20080255189
    Abstract: A compound of the following formula: in which R1, R2, R3, U, V, T, W, X, Y, Z, m, n, p, x, y, and z are as defined herein. Also disclosed are (1) a pharmaceutical composition containing such a compound, and (2) a method for treating Hepatitis C virus infection using such a compound.
    Type: Application
    Filed: March 26, 2008
    Publication date: October 16, 2008
    Applicant: National Health Research Institutes
    Inventors: Jyh-Haur Chern, Tsu-An Hsu, Iou-Jiun Kang, Li-Wen Wang, Chung-Chi Lee, Yen-Chun Lee, Yu-Sheng Chao
  • Publication number: 20080113975
    Abstract: This invention relates to thiourea compounds of formula (I) shown below: Each variable in formula (I) is defined in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: August 15, 2007
    Publication date: May 15, 2008
    Applicant: National Health Research Institutes
    Inventors: Jyh-Haur Chern, Tsu-An Hsu, Iou-Jiun Kang, Li-Wen Wang, Chung-Chi Lee, Yen-Chun Lee, Yu-Sheng Chao
  • Publication number: 20080096875
    Abstract: This invention relates to thiourea compounds of formula (II) shown below: Each variable in formula (I) is defined in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: August 15, 2007
    Publication date: April 24, 2008
    Applicant: National Health Research Institutes
    Inventors: Jyh-Haur Chern, Tsu-An Hsu, Iou-Jiun Kang, Li-Wen Wang, Chung-Chi Lee, Yen-Chun Lee, Yu-Sheng Chao
  • Publication number: 20060171700
    Abstract: A flashlight has a barrel having a front end and a rear end, with a battery disposed inside the barrel. The flashlight also includes a light source disposed at the front end of the barrel, a light source controlling circuit electrically connected with the battery and the light source for controlling the lighting of the light source, a lens assembly provided at the front end of the barrel for capturing an image, and an image processing circuit disposed inside the barrel and electrically connected with the battery and the lens assembly to process and store the captured image. A recharging device can be provided for recharging the battery in the flashlight.
    Type: Application
    Filed: July 18, 2005
    Publication date: August 3, 2006
    Inventors: Yu-Hsi Yang, Li-Wen Wang, Yi-Lung Weng, Ching-Horng Hsiao, Chaochi Huang
  • Patent number: D523576
    Type: Grant
    Filed: April 8, 2005
    Date of Patent: June 20, 2006
    Assignee: Quarton Inc.
    Inventors: Tony Chen, Yu-Hsi Yang, Li-Wen Wang, Yi-Lung Weng, Chaochi Huang
  • Patent number: D460860
    Type: Grant
    Filed: April 4, 2001
    Date of Patent: July 30, 2002
    Assignee: Topcraft Industrial Corporation
    Inventor: Li-Wen Wang Yao
  • Patent number: D532138
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: November 14, 2006
    Assignee: Quarton Inc.
    Inventors: Li-Wen Wang, Daniel Cheng
  • Patent number: D542448
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: May 8, 2007
    Assignee: Quarton Inc.
    Inventor: Li-Wen Wang