Patents by Inventor Griffin W. Roberts

Griffin W. Roberts 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).

  • Microfluidic device for preparing mixtures
    Patent number: 7976789
    Abstract: A microfluidic device for preparing a mixture, has a mixer. The mixer includes a plurality of chambers, each chamber having a volume of at most 1 microliter, a first plurality of channels, each channel fluidly connecting 2 chambers, a plurality of chamber valves, each chamber valve controlling fluid flow out of one of the plurality of chambers, and a first plurality of channel valves, each channel valve controlling fluid flow through one of the first plurality of channels.
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: July 12, 2011
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Paul J. A. Kenis, Joshua D. Tice, Sarah L. Perry, Griffin W. Roberts
  • MICROFLUIDIC DEVICE FOR PREPARING MIXTURES
    Publication number: 20100022007
    Abstract: A microfluidic device for preparing a mixture, has a mixer. The mixer includes a plurality of chambers, each chamber having a volume of at most 1 microliter, a first plurality of channels, each channel fluidly connecting 2 chambers, a plurality of chamber valves, each chamber valve controlling fluid flow out of one of the plurality of chambers, and a first plurality of channel valves, each channel valve controlling fluid flow through one of the first plurality of channels.
    Type: Application
    Filed: July 22, 2008
    Publication date: January 28, 2010
    Inventors: Paul J. A. Kenis, Joshua D. Tice, Sarah L. Perry, Griffin W. Roberts