Patents by Inventor Joe H. K. Leong

Joe H. K. Leong 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).

  • SOG curing by ion implantation
    Patent number: 5192697
    Abstract: Ion Implantation is used to cure spin-on-glass layers. Ions, such as Argon or Arsenic are implanted into the spin-on-glass layer of an article. The action of the ion moving through the spin-on-glass layer causes internal heating. This heating cures the spin-on-glass layer of the article.
    Type: Grant
    Filed: January 27, 1992
    Date of Patent: March 9, 1993
    Assignee: Chartered Semiconductor Manufacturing PTE Ltd.
    Inventor: Joe H. K. Leong