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:
Apr. 13, 2010
Filed:
Oct. 28, 2005
Applicant:
Takumi Yamade, Kyoto, JP;
Inventor:
Takumi Yamade, Kyoto, JP;
Assignee:
ROHM Co., Ltd., Kyoto, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/335 (2006.01);
U.S. Cl.
CPC ...
Abstract
A thermal printhead (A) includes a substrate (), a glaze layer (), a heating resistor (), an electrode () for energizing the heating resistor (), the electrode being mainly composed of Au, and a protective film () covering the heating resistor () and the electrode (). The electrode () has a surface formed with a plurality of recesses.