The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 2014
Filed:
Apr. 16, 2009
Kenneth Warren Hang, Hillsborough, NC (US);
Marc H. Labranche, Chapel Hill, NC (US);
Barry Edward Taylor, Wake Forest, NC (US);
Paul Douglas Vernooy, Hockessin, DE (US);
Kenneth Warren Hang, Hillsborough, NC (US);
Marc H. Labranche, Chapel Hill, NC (US);
Barry Edward Taylor, Wake Forest, NC (US);
Paul Douglas Vernooy, Hockessin, DE (US);
E I du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
The invention relates to a surface-modified RuOconductive and a lead-free powdered glass material formulated to make a paste suitable for application to the manufacture of a thick film resistor material. The resistance range that is most suitable to this invention is a resistor having 10 kilo-ohms to 10 mega-ohms per square of sheet resistance. The resulting resistors have ±100 ppm/° C. TCRs.