Patents by Inventor B. John Miller

B. John Miller 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).

  • Devices for detection of an analyte based upon light interference
    Patent number: 5418136
    Abstract: Optical assay device having an active receptive surface supported on a pedestal and held within a first container; the first container comprising first absorbent material located at the base of the pedestal, configured and arranged to absorb liquid draining from the surface, and having a second container, hingedly connected to one side of the first container, the second container comprising a second absorbent material, wherein the second container can be closed to the first container by rotation about the hinge, and wherein such closing causes the second absorbent material to contact the surface.
    Type: Grant
    Filed: June 10, 1993
    Date of Patent: May 23, 1995
    Assignee: Biostar, Inc.
    Inventors: B. John Miller, Diana M. Maul, James Blessing, Mark Crosby, Howard Kelley