Patents by Inventor Matthias J. Grundtner

Matthias J. Grundtner 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).

  • Method of making magnetic head for computers
    Patent number: 4668526
    Abstract: A magnetic head for use with a magnetic tape information recording, storage and retrieval computer system which includes applying a hard, wear-resistant coating to an inexpensive molded plastic body to drastically reduce the cost of the magnetic head component without reducing its reliability or stability and also the method of producing such a magnetic head.
    Type: Grant
    Filed: January 31, 1986
    Date of Patent: May 26, 1987
    Assignee: Data Recording Technology Corporation
    Inventor: Matthias J. Grundtner
  • Magnetic head having a thermoplastic or a thermosetting plastic housing
    Patent number: 4589043
    Abstract: A magnetic head for use with a magnetic tape information recording, storage and retrieval computer system which includes applying a hard, wear-resistant coating to an inexpensive molded plastic body to drastically reduce the cost of the magnetic head component without reducing its reliability or stability and also the method of producing such a magnetic head.
    Type: Grant
    Filed: August 31, 1982
    Date of Patent: May 13, 1986
    Inventor: Matthias J. Grundtner