Patents by Inventor Yin Chiang Freddy Boey

Yin Chiang Freddy Boey 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).

  • Hollow Multi-Layered Microspheres for Delivery of Hydrophilic Active Compounds
    Publication number: 20110027376
    Abstract: The present invention refers to a method of synthesizing a multi-walled microsphere comprising at least one hydrophilic active compound as well as to a multi-walled microsphere obtained by the method of the present invention. The present invention further refers pharmaceutical compositions including multi-walled microspheres of the present invention.
    Type: Application
    Filed: December 2, 2008
    Publication date: February 3, 2011
    Inventors: Yin Chiang Freddy Boey, Jan Ma, Zheng Wang
  • SELF-CONTAINED PUMP
    Publication number: 20090312709
    Abstract: A self-contained pump is disclosed that is an integrated pump. It has a reservoir, a pumping mechanism, and at least one outlet. The pumping mechanism is for controlled compression of the reservoir to force a required volume of fluid in the reservoir through the at least one outlet.
    Type: Application
    Filed: June 28, 2007
    Publication date: December 17, 2009
    Inventors: Yin Chiang Freddy Boey, Jan Ma, Erwin Merijin Wouterson