Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955730 | Secondary battery | Jong Ku Kim, Jin Wook Kim, Young Taek Kim, Youn-Han Chang, Sang Bong Nam | 2011-06-07 |
| 7943251 | Rechargeable battery having safety vent | Jong Ku Kim, Sang Bong Nam, Youn-Han Chang | 2011-05-17 |
| 7939196 | Lithium battery with short circuit preventing core member | Young Taek Kim, Kwan-Sic Chun | 2011-05-10 |
| 7897279 | Jelly-roll type electrode assembly and secondary battery including the same | Won-Seog Oh, Kwang Soo Kim, Chang-Seob Kim | 2011-03-01 |
| 7879484 | Cylindrical lithium ion secondary battery | Yoo-Eup Hyung, Seok-Gyun Chang, Youn-Han Chang | 2011-02-01 |