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.:

US 8215750 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 10, 2012

Filed:

Dec. 01, 2009
Applicant:

Etsuko Hino, Tokyo, JP;

Inventor:

Etsuko Hino, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A liquid discharge head includes a member which is provided with a discharge port for discharging a liquid and made of a resin. Here, the member contains a plurality of inorganic particles. In addition, in a surface of the member on which the discharge port is opened, a density of the particles in a circumference of the discharge port is higher than that of the particles in the vicinity thereof.


Find Patent Forward Citations

Hino, Etsuko. (2012). Method of manufacturing liquid discharge head (U.S. Patent No. 8215750). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8215750

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