Patents by Inventor Chieko Soh

Chieko Soh 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).

  • Sunscreen composition
    Patent number: 6936241
    Abstract: Disclosed is a water-in-oil emulsified sunscreen composition comprising by weight: (a) an effective amount of a UV protection agent; (b) from about 0.1% to about 70% of a non-thickening oil absorbing powder having a mineral oil absorbing ability of at least about 40 ml/100 g; (c) at least about 10% of the entire composition of water; and (d) an oil phase comprising: (i) at least about 50% by weight of the oil phase of a volatile silicone oil; and (ii) from about 0.1% to less than the oil absorbing ability of the non-thickening oil absorbing powder of a non-volatile oil; wherein when the UV protection agent is a non-volatile liquid of hydrophobic nature, it is considered the non-volatile oil.
    Type: Grant
    Filed: August 9, 2002
    Date of Patent: August 30, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Kosaku Yamada, Chieko Soh
  • Sunscreen composition
    Publication number: 20030064037
    Abstract: Disclosed is a water-in-oil emulsified sunscreen composition comprising by weight:
    Type: Application
    Filed: August 9, 2002
    Publication date: April 3, 2003
    Applicant: The Procter & Gamble Company
    Inventors: Kosaku Yamada, Chieko Soh