Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053101 | Lithium ion rechargeable battery | Jung-Seog Kim, Yoo-Eup Hyung, Yong Tae Kim, Sang Bong Nam | 2011-11-08 |
| 7879484 | Cylindrical lithium ion secondary battery | Yoo-Eup Hyung, Soon Ki Woo, Youn-Han Chang | 2011-02-01 |
| 7879498 | Center pin and lithium ion secondary battery using the same | Yoo-Eup Hyung | 2011-02-01 |