Patents by Inventor Ravikumar Venkata Kudaravalli

Ravikumar Venkata Kudaravalli 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).

  • Ventilator Based On A Fluid Equivalent Of The "Digital To Analog Voltage" Concept
    Publication number: 20110023879
    Abstract: The present invention is directed to a ventilator that, in one embodiment, uses one or more valve banks having precalibrated orifices to perform real time control of flow metering devices and, in a second embodiment, uses a choked flow orifice and upstream gas pressure regulator to generate a desired flow trajectory.
    Type: Application
    Filed: March 30, 2009
    Publication date: February 3, 2011
    Applicant: Nellcor Puritan Bennett LLC
    Inventors: Joseph Douglas Vandine, Ravikumar Venkata Kudaravalli