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:
Apr. 21, 2015
Filed:
Jul. 25, 2012
Tae-hyun Bae, Yongin-si, KR;
Woo-cheol Shin, Yongin-si, KR;
Sang-il Han, Yongin-si, KR;
Myung-hwan Jeong, Yongin-si, KR;
Jung-yi Yu, Yongin-si, KR;
Min-ju Lee, Yongin-si, KR;
Sang-geun Kim, Yongin-si, KR;
Mi-hyun Lee, Yongin-si, KR;
Tae-Hyun Bae, Yongin-si, KR;
Woo-Cheol Shin, Yongin-si, KR;
Sang-Il Han, Yongin-si, KR;
Myung-Hwan Jeong, Yongin-si, KR;
Jung-Yi Yu, Yongin-si, KR;
Min-Ju Lee, Yongin-si, KR;
Sang-Geun Kim, Yongin-si, KR;
Mi-Hyun Lee, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
An electrode for a lithium secondary battery, including a surface having surface roughness of about 800 nm to about 1000 nm, and a lithium secondary battery including the same. In one embodiment, the lithium secondary battery has improved cycle-life characteristics.