Patents by Inventor Robert J. Atwater

Robert J. Atwater 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).

  • Method for noninvasive intermittent and/or continuous hemoglobin, arterial oxygen content, and hematocrit determination
    Patent number: 5101825
    Abstract: Described here are a novel means and device for noninvasively quantifying important blood constituents. Total hemoglobin, arterial oxygen content, hematocrit, and other parameters can all be determined quickly and easily without the need for skin puncture or lengthy laboratory analysis. The invention described here concerns the simultaneous measurement of volume changes and changes in the mass of either oxyhemoglobin, total hemoglobin, or reduced hemoglobin. The data obtained by these measurements is used to quantify the parameters of interest.
    Type: Grant
    Filed: June 20, 1989
    Date of Patent: April 7, 1992
    Assignee: BlackBox, Inc.
    Inventors: Dietrich Gravenstein, J. E. W. Beneken, Samsun Lampotang, Nikolaus Gravenstein, Michael A. Brooks, Gordon L. Gibby, Robert J. Atwater