Patents by Inventor Joseph A. Rubertone

Joseph A. Rubertone 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).

  • Perfluoro-crown ethers in fluorine magnetic resonance spectroscopy of biopsied tissue
    Patent number: 5196348
    Abstract: A method is disclosed for nuclear magnetic resonance spectroscopy wherein the improvement is the use of perfluoro 15-crown-5 ether which has 20 magnetically similar fluorine providing a superior signal to noise ratio with resultant enhanced diagnostic resolution.
    Type: Grant
    Filed: July 3, 1991
    Date of Patent: March 23, 1993
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Frank K. Schweighardt, Joseph A. Rubertone
  • Perfluoro-crown ethers in fluorine magnetic resonance spectroscopy
    Patent number: 5068098
    Abstract: A method is disclosed for nuclear magnetic resonance spectroscopy wherein the improvement is the use of perfluoro 15-crown-5 ether which has 20 magnetically similar fluorine providing a superior signal to noise ratio with resultant enhanced diagnostic resolution.
    Type: Grant
    Filed: June 11, 1990
    Date of Patent: November 26, 1991
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Frank K. Schweighardt, Joseph A. Rubertone
  • Perfluoro-crown ethers in fluorine magnetic resonance imaging
    Patent number: 4838274
    Abstract: A method is disclosed for nuclear magnetic resonance imaging wherein the improvement is the use of perfluoro 15-crown-5 ether which has 20 magnetically similar fluorine atoms providing a superior signal to noise ratio with resultant enhanced diagnostic resolution.
    Type: Grant
    Filed: September 18, 1987
    Date of Patent: June 13, 1989
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Frank K. Schweighardt, Joseph A. Rubertone