Patents by Inventor David Hitz Scheiber

David Hitz Scheiber 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).

  • Powder compositions of polynary oxides and copper
    Patent number: 3950597
    Abstract: This invention relates to improved powder compositions useful for forming resistors on dielectric substrates; the compositions comprise certain polynary oxides of silver and/or copper ions having a pyrochlore-related crystal structure, plus dielectric material, and 1-10% copper powder. Also dispersions thereof and resistors made by firing these compositions.
    Type: Grant
    Filed: December 24, 1974
    Date of Patent: April 13, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: David Hitz Scheiber