Patents by Inventor Chee Chung Wong

Chee Chung Wong 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).

  • Publication number: 20150118728
    Abstract: According to embodiments of the present invention, an apparatus for separating a biological entity from a sample volume is provided. The apparatus includes an input chamber including an inlet configured to receive the volume sample, and an outlet, at least one magnetic element adjacent a portion of the input chamber, the magnetic element configured to provide a magnetic field in a vicinity of the portion of the input chamber to trap at least some leukocytes from the sample volume, and a filter in fluid communication with the outlet, the filter configured to separate the biological entity. According to further embodiments of the present invention, a method for separating a biological entity from a sample volume is also provided.
    Type: Application
    Filed: April 19, 2013
    Publication date: April 30, 2015
    Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH
    Inventors: Abdur Rub Abdur Rahman, Chandran Jegatha, Lakshmi Shankar, Chee Chung Wong
  • Publication number: 20150076049
    Abstract: According to embodiments of the present invention, a microfilter is provided. The microfilter includes a first porous layer and a second porous layer arranged one over the other, wherein the first porous layer includes a plurality of first pores defined through the first porous layer, wherein the second porous layer includes a plurality of second pores defined through the second porous layer, and wherein one or more respective second pores are arranged to at least substantially overlap with each respective first pore such that a respective opening defined between a perimeter of the each respective first pore and a perimeter of each of the one or more respective second pores is smaller than a diameter of each first pore. According to further embodiments of the present invention, an apparatus for separating a biological entity from a sample volume is also provided.
    Type: Application
    Filed: April 19, 2013
    Publication date: March 19, 2015
    Applicant: Agency for Science, Technology and Research
    Inventors: Sunil Kumar Arya, Abdur Rub Abdur Rahman, Chandran Jegatha, Chee Chung Wong
  • Publication number: 20100055673
    Abstract: A device for analysing the status of a biological entity. The device (10) comprises a substantially transparent base substrate (11) having a recess defined therein by at least two opposing lateral walls and a base wall, a substantially transparent filler member (14) having at least a portion thereof occupying the recess, a substantially transparent separation layer (12) disposed between the filler member and the base substrate, and a channel (16) defined in the filler member, wherein the channel comprises an inlet and an outlet, the inlet being arranged on a first lateral wall of the filler member, and the outlet being arranged on a second lateral wall of the filler member, said first lateral wall of the filler member being arranged in opposing relationship with the second lateral wall of the filler member, and at least a portion of the first and the second lateral walls of the filler member being at least substantially perpendicular to the opposing lateral walls defining the recess.
    Type: Application
    Filed: May 31, 2006
    Publication date: March 4, 2010
    Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH
    Inventors: Ajay Agarwal, Narayanan Balasubramanian, Lihui Guo, Chee Chung Wong