Patents by Inventor Xi Yuan Hua

Xi Yuan Hua 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).

  • Compositions and methods for imparting a sunless tan
    Patent number: 8241614
    Abstract: A composition and method for imparting a sunless tan to skin is described. The composition and method make use of a sunless tanning agent like dihydroxyacetone in combination with an adjuvant such as a phosphorylated peptide.
    Type: Grant
    Filed: November 30, 2009
    Date of Patent: August 14, 2012
    Assignee: Conopco, Inc
    Inventors: Joseph Oreste Carnali, Qiang Qiu, Xi Yuan Hua
  • Compositions and Methods for Imparting a Sunless Tan
    Publication number: 20110129427
    Abstract: A composition and method for imparting a sunless tan to skin is described. The composition and method make use of a sunless tanning agent like dihydroxyacetone in combination with an adjuvant such as a phosphorylated peptide.
    Type: Application
    Filed: November 30, 2009
    Publication date: June 2, 2011
    Applicant: CONOPCO, INC., D/B/A UNILEVER
    Inventors: Joseph Oreste Carnali, Qiang Qiu, Xi Yuan Hua
  • Microemulsion facial washes comprising specific oils
    Publication number: 20030095990
    Abstract: The invention relates to microemulsion comprising oils having defined cleansing and spreadability and providing superior cleansing, mildness, and good feel relative to conventional, non-microemulsion products.
    Type: Application
    Filed: June 19, 2001
    Publication date: May 22, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Xi Yuan Hua, Leonard Van Gorkom, Michael Paul Aronson, Zhenhe Zhu
  • NON-CONTACT METHOD FOR MEASURING AMOUNT OF SEBUM OR OIL ON SUBSTRATE IN REAL TIME USING FLUORESCENCE DYE
    Publication number: 20030004404
    Abstract: The invention provides non-contact (non-invasive) method for measuring quantity of sebum oil on skin as other substrate. Because the measurements are truly non-contact, they can be made in real time on the same sites for any desired length of time.
    Type: Application
    Filed: June 19, 2001
    Publication date: January 2, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Krishna Kumar Subramanyan, Leonard Van Gorkom, Zhenhe Zhu, Xi Yuan Hua, Archana K. Sah, Thomas Hancewicz