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:
Mar. 12, 2013
Filed:
Jan. 26, 2009
Applicants:
Philippe Maurin-perrier, St. Marcellin en Forez, FR;
Benoit Terme, Firminy, FR;
Christophe Heau, Saint Etienne, FR;
Inventors:
Philippe Maurin-Perrier, St. Marcellin en Forez, FR;
Benoit Terme, Firminy, FR;
Christophe Heau, Saint Etienne, FR;
Assignee:
H.E.F., Andrezieux Boutheon, FR;
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for fabricating a heating a element includes modifying the surface state of a substrate in order to obtain at least one smooth area of low roughness and at least one rough area having a higher roughness; applying a highly electrically conductive material to these various areas; and connecting smooth area(s) of the conductive material to an electrical power source.