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:
Jun. 11, 2013
Filed:
Nov. 30, 2011
Koji Nishi, Kyoto, JP;
Koji Nishi, Kyoto, JP;
Rohm Co., Ltd., Kyoto, JP;
Abstract
A thermal print head includes a substrate, a resistor layer supported on the substrate and provided with a plurality of heating portions arranged along a primary scanning direction, an electrode layer provided with a plurality of individual electrodes arranged along the primary scanning direction, a drive IC configured to selectively apply an electric current to the plurality of heating portions, and a plurality of wires connected to the plurality of individual electrodes and the drive IC, the plurality of individual electrodes including strip-shaped portions electrically connected to the heating portions and arranged along the primary scanning direction and pad portions greater in width in the primary scanning direction than the strip-shaped portions, the pad portions including bonding pads connected to each of the plurality of wires and probe contact pads, the probe contact pads being narrower in width in the primary scanning direction than bonding pads.