Patents by Inventor Zi Yan Ong

Zi Yan Ong 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).

  • METHOD OF FORMING AN OBJECT USING POWDER INJECTION MOLDING
    Publication number: 20130231427
    Abstract: A method of forming an object by powder injection molding, the object being formed from an injection molded integral body comprising a green part contiguous with an expendable part, the method comprising debinding the integral body at step 18 to obtain a debound green part contiguous with a debound expendable part; sintering the debound green part at step 20 at a sintering temperature, the debound expendable part configured to at least partially define the debound green part and has a melting point higher than the sintering temperature; and separating the debound expendable part from the sintered debound green part at step 22 to form the object.
    Type: Application
    Filed: November 4, 2011
    Publication date: September 5, 2013
    Inventors: Su Xia Zhang, Tao Li, Zi Yan Ong, Yonghui Bai