Patents by Inventor Su Yon Chang

Su Yon 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).

  • Aerial drone cleaning device and method of cleaning a target surface therewith
    Patent number: 9963230
    Abstract: A drone which can be piloted by a user. The drone has at least one or both of a depending head and an outwardly extending elongate handle. A cleaning sheet may be removably disposed on the head, to clean a target surface, such as a floor or countertop. A duster may be removably disposed on the handle, to clean a target surface, such as an elevated surface or clean personal items.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: May 8, 2018
    Assignee: The Procter & Gamble Company
    Inventors: Michelle Lynn Borman, Glenn Allen Bradbury, Su Yon Chang, Larry L. Huston
  • AERIAL DRONE CLEANING DEVICE AND METHOD OF CLEANING A TARGET SURFACE THEREWITH
    Publication number: 20170197713
    Abstract: A drone which can be piloted by a user. The drone has at least one or both of a depending head and an outwardly extending elongate handle. A cleaning sheet may be removably disposed on the head, to clean a target surface, such as a floor or countertop. A duster may be removably disposed on the handle, to clean a target surface, such as an elevated surface or clean personal items.
    Type: Application
    Filed: January 11, 2016
    Publication date: July 13, 2017
    Inventors: Michelle Lynn BORMAN, Glenn Allen BRADBURY, Su Yon CHANG, Larry L. Huston
  • Heat-treated pressurized plastic containers and method of making
    Patent number: 6959524
    Abstract: The present invention provides a heat-treated plastic pressurized container that is resistant to polar liquids and impact stresses and the process for making such container.
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: November 1, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Gene Michael Altonen, Su Yon Chang, Michael Thomas Dodd
  • Stable silicone oil emulsion composition, article of manufacture, and method of fabric wrinkle control
    Patent number: 6908962
    Abstract: Silicone emulsion comprising: at least about 0.025% and less than about 10% of silicone oil; an active amount to emulsify said silicone oil and reduce surface tension of said composition of a surfactant system; and a an effective amount of a buffering system to maintain a pH of said composition to be at least about 6 for a period of at least about 3 months, are useful for controlling wrinkles in fabrics.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: June 21, 2005
    Assignee: The Procter & Gamble Company
    Inventors: Gayle Marie Frankenbach, John William Smith, Toan Trinh, Earl Bray, Jr., Lisa Catherine Winder, Su Yon Chang, Mary Ellen Raleigh, Alessandro Corona, III, Anthony James Burns, Alan Robert Dinniwell