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:
Jul. 19, 2016
Filed:
Mar. 02, 2015
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Yeon-sik Choo, Hwaseong-si, KR;
Soo-Jae Park, Seongnam-si, JP;
Jae-Heon Noh, Hwaseong-si, KR;
Yong-Sang Cho, Hwaseong-si, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/673 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67393 (2013.01);
Abstract
A wafer carrier comprises a body part constructed and arranged to accommodate a wafer and including first and second layers which are stacked in sequence. A cover is mountable to the body part. A first air filter is positioned on the cover. A second air filter is positioned on a side of the body part. The second layer is positioned between the first layer and an inner region of the body part. A surface of the second layer facing the inner region is subjected to charge prevention processing.