Patents by Inventor Lawrence E. Pfeffer

Lawrence E. Pfeffer 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).

  • Physiological and behavioral sensors and methods
    Patent number: 8540651
    Abstract: In various embodiments, a physiological or behavioral signal is derived from a vertical force resulting from the entire weight of a subject. A system for measuring physiological and behavioral signals in a human subject may include a measurement platform for bearing the subject, at least one force sensor for measuring vertical force imparted by an entire weight of the subject, and a signal processor for deriving at least one physiological or behavioral signal, such as a ballistocardiogram, from the measured force. The force sensor(s) may support the measurement platform and be disposed between the measurement platform and a support surface.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: September 24, 2013
    Assignee: The Charles Stark Draper Laboratory, Inc.
    Inventors: Lawrence E. Pfeffer, Suzanne M. Wendelken, Adam T. Fulford, Andrea K. Webb
  • PHYSIOLOGICAL AND BEHAVIORAL SENSORS AND METHODS
    Publication number: 20120071792
    Abstract: In various embodiments, a physiological or behavioral signal is derived from a vertical force resulting from the entire weight of a subject.
    Type: Application
    Filed: September 16, 2010
    Publication date: March 22, 2012
    Applicant: The Charles Stark Draper Laboratory, Inc.
    Inventors: Lawrence E. Pfeffer, Suzanne M. Wendelken, Adam T. Fulford, Andrea K. Webb