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:
Oct. 04, 2022
Filed:
Apr. 23, 2021
Rohm Co., Ltd., Kyoto, JP;
Goro Nakatani, Kyoto, JP;
ROHM CO., LTD., Kyoto, JP;
Abstract
The present disclosure provides a thermal print head and a method manufacturing thereof and a thermal printer including the thermal print head, which are capable of suppressing low manufacturing efficiency and enhancing wear-resistance against a recording medium. The thermal print head includes: a substrate, having a main surface facing a thickness direction; a resistance layer, including multiple heating portions arranged in a main scan direction and formed on the main surface; a wiring layer, formed on the resistance layer and connected to the heating portions; and a protection layer, covering a part of the main surface, the heating portions and the wiring layer.