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:
Aug. 04, 2009
Filed:
Mar. 21, 2006
Yong-shik Park, Seongnam-si, KR;
Sung-joon Park, Suwon-si, KR;
Myong-jong Kwon, Suwon-si, KR;
Jin-wook Lee, Seoul, KR;
Yong-shik Park, Seongnam-si, KR;
Sung-joon Park, Suwon-si, KR;
Myong-jong Kwon, Suwon-si, KR;
Jin-wook Lee, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
An inkjet printhead and a method of manufacturing the same. The inkjet printhead may include a substrate in which a manifold to supply ink is formed in a lower portion of the substrate and a plurality of ink feed holes connected to the manifold are formed in an upper portion of the substrate, feed hole guides that are formed on inner sidewalls of the ink feed holes to define lengths of the ink feed holes, a chamber layer stacked on the substrate, the chamber layer including a plurality of ink chambers connected to the ink feed holes, a plurality of heaters to heat ink inside the ink chambers to generate bubbles, and a nozzle layer stacked on the chamber layer, the nozzle layer including a plurality of nozzles, the ink being ejectable through the nozzles.