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.

Date of Patent:
Jan. 09, 2024

Filed:

Nov. 29, 2021
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Shunsuke Yamamichi, Nagano, JP;

Yusuke Matsumoto, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/455 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/0455 (2013.01); B41J 2/04541 (2013.01); B41J 2/04581 (2013.01);
Abstract

There are provided a substrate on which a first integrated circuit, a first transistor, a second integrated circuit, and a second transistor are disposed; a heat sink fixed to the substrate; the substrate has a first fixing reference hole and a second fixing reference hole, the heat sink has a first fixing reference pin and a second fixing reference pin which are inserted into the first fixing reference hole and the second fixing reference hole, and the first integrated circuit, the second integrated circuit, the first transistor, and the second transistor are positioned between the first fixing reference hole and the second fixing reference hole.


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Yamamichi, Shunsuke. (2024). Head unit and liquid discharge apparatus (U.S. Patent No. 11865835). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11865835

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