Patents by Inventor Arthur Withop

Arthur Withop 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 manganese-zinc ferrite
    Patent number: 4093688
    Abstract: A multiple-stage sintering process is described for making low porosity manganese-zinc ferrites having good magnetic characteristics.
    Type: Grant
    Filed: August 25, 1975
    Date of Patent: June 6, 1978
    Assignee: Memorex Corporation
    Inventors: Arthur Withop, Roger Emil Travagli