Patents by Inventor Wei-wei Chang

Wei-wei 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).

  • Publication number: 20110212161
    Abstract: Disclosed are a composition and a method for treating skin disorders, including rosacea, pityriasis rosea, erythema, rhinophyma, and rosacea-associated disorders including pimples, papules, pustules, and telangiectasia.
    Type: Application
    Filed: February 4, 2011
    Publication date: September 1, 2011
    Applicant: Asan Laboratories Company (Cayman), Limited
    Inventors: Yih-Lin Chung, Nam-Mew Pui, Wei-Wei Chang
  • Publication number: 20100215728
    Abstract: Disclosed are compositions and methods for skincare, e.g., reducing skin wrinkles and for treating skin disorders.
    Type: Application
    Filed: February 5, 2010
    Publication date: August 26, 2010
    Applicant: Asan Laboratories Company (Cayman), Limited
    Inventors: Yih-Lin Chung, Nam-Mew Pui, Wei-Wei Chang
  • Publication number: 20100048535
    Abstract: A method of reducing the concentration of a chemical or drug substance in the blood plasma that targets the same or similar receptors as the normal neurotransmitters in the central or peripheral nervous system includes titrating an initial peak concentration of the chemical or drug substance in the blood for a predefined dosing period, titrating a lowest concentration level of the chemical or drug substance in the blood immediately before the end of the dosing period, and providing a plurality of subsequent dosing periods where each subsequent dosing period requires administration of a dosing amount of the chemical or drug substance and titrating of the peak concentration and the lowest concentration level to ensure that the lowest concentration level of the chemical or drug substance in the blood plasma for the subsequent dosing period is decreased by not more than five percent of the lowest concentration level of the previous dosing period and where the plurality of dosing periods added together extends the
    Type: Application
    Filed: August 20, 2008
    Publication date: February 25, 2010
    Inventors: Kenneth C. Slater, Brenda E. Richardson, Scott M. Connors, Wei-wei Chang
  • Publication number: 20080107646
    Abstract: A method for preventing, treating, or ameliorating pruritus caused by skin, mucosa, or systemic disorder. The method comprises administering to a subject with pruritus or topically applying to an affected area with pruritus an effective amount of a formulation consisting essentially of a phenylbutyric acid or short-chain fatty acid derivative and a pharmaceutically acceptable carrier, salt or solvate thereof.
    Type: Application
    Filed: August 31, 2007
    Publication date: May 8, 2008
    Inventors: Yih-Lin Chung, Nam-Mew Pui, Wei-Wei Chang