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:
Oct. 12, 2010

Filed:

May. 01, 2007
Applicants:

Dong-sik Shim, Yongin-si, KR;

Yong-seop Yoon, Yongin-si, KR;

Moon-chul Lee, Yongin-si, KR;

Yong-won Jeong, Yongin-si, KR;

Hyung Choi, Yongin-si, KR;

Inventors:

Dong-sik Shim, Yongin-si, KR;

Yong-seop Yoon, Yongin-si, KR;

Moon-chul Lee, Yongin-si, KR;

Yong-won Jeong, Yongin-si, KR;

Hyung Choi, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/05 (2006.01);
U.S. Cl.
CPC ...
Abstract

A thermal inkjet printhead includes a plurality of bonding pads to which an external voltage is applied, a plurality of common wires connected to the each of the bonding pads, respectively, a plurality of individual wires connected to each of the common wires, respectively, and heaters connected to each of the individual wires, respectively, to generate ink bubbles by heating ink, wherein each of the common wires includes a first metal layer and a first metal bump which are formed on the first metal layer.


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