Patents by Inventor Daniel Chia Sheng Bien

Daniel Chia Sheng Bien 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).

  • Passive microvalve
    Publication number: 20030071235
    Abstract: A passive microvalve comprises a substrate having a first aperture. An upper plate is mounted on the substrate and has a second aperture opening into a space defined between the substrate and the upper plate. A closure member is mounted in the space and is movable between a first position in which it allows fluid flow between the first and second apertures and a second position in which it closes the second aperture.
    Type: Application
    Filed: September 20, 2002
    Publication date: April 17, 2003
    Applicant: RANDOX LABORATORIES LIMITED
    Inventors: Harold Samuel Gamble, Samuel John Neil Mitchell, Daniel Chia Sheng Bien, Stephen Peter Fitzgerald