Patents by Inventor Paul N. Klein

Paul N. Klein 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).

  • Oxygen Monitor
    Publication number: 20110094293
    Abstract: An oxygen monitor which includes a magnetic field device for creating a magnetic field in a gas stream, and a Hall effect device for sensing the strength of the magnetic field in the gas stream. The magnetic field is proportional to the magnetic susceptibility of the oxygen in the stream, which is a function of the partial pressure of the gas, which provides the oxygen purity of the gas.
    Type: Application
    Filed: October 27, 2009
    Publication date: April 28, 2011
    Inventor: Paul N. Klein