Patents by Inventor Ian T. Morgan

Ian T. Morgan 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).

  • Surface modification of magnetic particle pigments
    Patent number: 6099895
    Abstract: The invention is a surface modifier for magnetic pigments having the formula:(Ar).sub.n --R--PO.sub.3 H.sub.2 (I)where Ar represents an aryl group, R represents an aliphatic group of 1-6 carbons and n is an integer of 1 or more. The invention also includes magnetic recording media made using such surface modifiers.
    Type: Grant
    Filed: November 6, 1998
    Date of Patent: August 8, 2000
    Assignee: Imation Corp.
    Inventors: Philip I. Mayo, Ian T. Morgan, Colin F. Norman, Robert J. D. Nairne
  • Surface modification of magnetic particle pigments
    Patent number: 5868959
    Abstract: The invention is a surface modifier for magnetic pigments having the formula:(Ar).sub.n --R--PO.sub.3 H.sub.2 (I)where Ar represents an aryl group, R represents an aliphatic group of 1-6 carbons and n is an integer of 1 or more. The invention also includes magnetic recording media made using such surface modifiers.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: February 9, 1999
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Philip I. Mayo, Ian T. Morgan, Colin F. Norman, Robert J. D. Nairne