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:
Feb. 03, 2009
Filed:
Jan. 21, 2004
Min-soo Kim, Seoul, KR;
Suk-han Lee, Yongin-si, KR;
Yong-soo OH, Seongnam-si, KR;
Keon Kuk, Yongin-si, KR;
Seung-joo Shin, Seongnam-si, KR;
Min-soo Kim, Seoul, KR;
Suk-han Lee, Yongin-si, KR;
Yong-soo Oh, Seongnam-si, KR;
Keon Kuk, Yongin-si, KR;
Seung-joo Shin, Seongnam-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Abstract
In a droplet ejector and an ink-jet printhead using the same, the droplet ejector includes a fluid path through which a fluid moves, a nozzle being formed on one end of the fluid path, a volumetric structure formed in the fluid path, the volumetric structure being sensitive to an external stimulus and being capable of varying in size to eject a droplet of the fluid through the nozzle, and a stimulus generator, which applies a stimulus to the volumetric structure to vary a size of the volumetric structure.