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. 28, 2023
Filed:
Jul. 01, 2020
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Yong-Hwan Ryu, Yongin-si, KR;
Jiae Kim, Gwangmyeong-si, KR;
Yunji Nam, Suwon-si, KR;
Sun-Jin Song, Asan-si, KR;
In-Ja Han, Cheonan-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 3/14 (2006.01); B08B 7/04 (2006.01); H01L 21/67 (2006.01); C23C 16/04 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
B08B 3/14 (2013.01); B08B 7/04 (2013.01); H01L 21/67017 (2013.01); C23C 16/042 (2013.01); H01L 27/3246 (2013.01); H01L 51/5253 (2013.01);
Abstract
A particle collection device includes a collection sheet and a frame on which the collection sheet is mounted. The collection sheet includes a base sheet, a magnetic substance, and a metal protrusion disposed on the base sheet to be adjacent to the magnetic substance.