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 7066571 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 27, 2006

Filed:

Mar. 24, 2003
Applicants:

Takeo Eguchi, Kanagawa, JP;

Takaaki Miyamoto, Kanagawa, JP;

Minoru Kohno, Tokyo, JP;

Kazuyasu Takenaka, Kanagawa, JP;

Tatsumi Ito, Tokyo, JP;

Inventors:

Takeo Eguchi, Kanagawa, JP;

Takaaki Miyamoto, Kanagawa, JP;

Minoru Kohno, Tokyo, JP;

Kazuyasu Takenaka, Kanagawa, JP;

Tatsumi Ito, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/15 (2006.01); B41J 2/145 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a liquid ejection apparatus including a plurality of chips arranged in a specific direction, each chip including a plurality of liquid ejection units juxtaposed in the specific direction, the displacement of liquid landing position in the specific direction is reduced. A printer head chip includes a heating resistor, which is divided into two and arranged within one ink liquid chamber. The two-divided heating resistors within the one ink liquid chamber are juxtaposed in a direction perpendicular to the lining-up direction of nozzles.


Find Patent Forward Citations

Eguchi, Takeo. (2006). Liquid ejection apparatus (U.S. Patent No. 7066571). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7066571

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