Patents by Inventor Miriam Meei Yunn Chong

Miriam Meei Yunn Chong 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).

  • Sieving apparatus
    Patent number: 7694826
    Abstract: An industrial sieving or screening machine has a resonator rod on the separator screen. The rod extends between two spaced ends and has a transducer located at one end to excite the rod over its length to assist with deblinding the screen. The rod may be spiral in shape or shaped with other smoothly blended complex curves such as an S-shape. A spiral rod resonator fixed to the top of the sieve screen may be used as a guide for material to be screened.
    Type: Grant
    Filed: February 3, 2009
    Date of Patent: April 13, 2010
    Assignee: Russell Finex Limited
    Inventors: David Aubrey Garrett, Miriam Meei Yunn Chong, Nigel John Mainwaring
  • SIEVING APPARATUS
    Publication number: 20090194467
    Abstract: An industrial sieving or screening machine has a resonator rod on the separator screen. The rod extends between two spaced ends and has a transducer located at one end to excite the rod over its length to assist with deblinding the screen. The rod may be spiral in shape or shaped with other smoothly blended complex curves such as an S-shape. A spiral rod resonator fixed to the top of the sieve screen may be used as a guide for material to be screened.
    Type: Application
    Filed: February 3, 2009
    Publication date: August 6, 2009
    Inventors: David Aubrey Garrett, Miriam Meei Yunn Chong, Nigel John Mainwaring
  • Sieving apparatus
    Patent number: 7497338
    Abstract: An industrial sieving or screening machine has a resonator rod on the separator screen. The rod extends between two spaced ends and has a transducer located at one end to excite the rod over its length to assist with deblinding the screen. The rod may be spiral in shape or shaped with other smoothly blended complex curves such as an S-shape. A spiral rod resonator fixed to the top of the sieve screen may be used as a guide for material to be screened.
    Type: Grant
    Filed: December 1, 2003
    Date of Patent: March 3, 2009
    Assignee: Russell Finex Limited
    Inventors: David Aubrey Garrett, Miriam Meei Yunn Chong, Nigel John Mainwaring
  • Resonator
    Patent number: D541322
    Type: Grant
    Filed: May 19, 2004
    Date of Patent: April 24, 2007
    Assignee: Russell Finex Limited
    Inventors: David Aubrey Garrett, Miriam Meei Yunn Chong
  • Resonator
    Patent number: D545855
    Type: Grant
    Filed: September 27, 2006
    Date of Patent: July 3, 2007
    Assignee: Russell Finex Limited
    Inventors: David Aubrey Garrett, Miriam Meei Yunn Chong