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. 14, 2014
Filed:
Jun. 30, 2010
Applicants:
Jae-hyeuk Jeong, Suwon-si, KR;
Cheong-jin Jang, Seoul, KR;
Min-chan Kim, Seoul, KR;
Ae-kyung Choi, Suwon-si, KR;
Inventors:
Jae-hyeuk Jeong, Suwon-si, KR;
Cheong-jin Jang, Seoul, KR;
Min-chan Kim, Seoul, KR;
Ae-kyung Choi, Suwon-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 3/06 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/6511 (2013.01);
Abstract
A pickup roller includes a supporting layer and a pickup layer, which includes a base surrounding the outer perimeter of the supporting layer and a plurality of particles which are distributed throughout the base and have a different hardness than a hardness of the base.