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:
Oct. 23, 2012
Filed:
Jun. 24, 2008
Jong-jin Park, Yongin-si, KR;
Su-min Kim, Ansan-si, KR;
Jin-baek Kim, Daejeon, KR;
Yong-ung Ha, Suwon-si, KR;
Yong-seop Yoon, Seoul, KR;
Byung-ha Park, Suwon-si, KR;
Jong-jin Park, Yongin-si, KR;
Su-min Kim, Ansan-si, KR;
Jin-baek Kim, Daejeon, KR;
Yong-ung Ha, Suwon-si, KR;
Yong-seop Yoon, Seoul, KR;
Byung-ha Park, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A method of manufacturing an inkjet printhead, in which a solvent included in a positive photoresist composition or in a non-photosensitive soluble polymer composition which is used to form a sacrificial layer has a different polarity from that of a solvent included in a negative photoresist composition that is used to form at least one of a channel forming layer and a nozzle layer.