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:
Jun. 05, 2007
Filed:
Jul. 27, 2004
Hoon Song, Seoul, KR;
Yong-soo OH, Seongnam-si, KR;
Jong-woo Shin, Seoul, KR;
Hyung-taek Lim, Seoul, KR;
Hoon Song, Seoul, KR;
Yong-soo Oh, Seongnam-si, KR;
Jong-woo Shin, Seoul, KR;
Hyung-taek Lim, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
An ink-jet printhead, and a method of manufacturing the same, includes a substrate, an ink chamber, a manifold, and an ink channel formed between the ink chamber and the manifold to provide flow communication between the ink chamber and the manifold, a substantially flat nozzle plate formed on the upper surface of the substrate, the nozzle plate including a plurality of passivation layers, a heat dissipation layer disposed on the plurality of passivation layers, the heat dissipation layer formed of a thermally conductive material and including a first thermally conductive layer formed on the plurality of passivation layers and a second thermally conductive layer formed on the first thermally conductive layer, and a nozzle extending through the nozzle plate in flow communication with the ink chamber, and a heater and a conductor, the heater heating ink filled in the ink chamber and the conductor applying current to the heater.