Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9209478 | Elongated mandrel for a winding device | — | 2015-12-08 |
| 8940428 | Separator, a lithium rechargeable battery using the same and a method of manufacture thereof | — | 2015-01-27 |
| 8920954 | Battery storage tray | Jaeil Seong, Kiyuon Jeon, Sehan Kim, Hideaki Yoshio | 2014-12-30 |
| 8227111 | Secondary battery having electrolyte sealing plug | Jinwook Kim, Hideaki Yoshio, Jinwan Jeong, Jaeil Seong | 2012-07-24 |
| 8092938 | Secondary battery and method of fabricating the same | — | 2012-01-10 |
| 8021774 | Secondary battery and method of fabricating the same | — | 2011-09-20 |
| 7887950 | Lithium secondary battery | Hyoungsu Kim, Yongtae Kim, Jongku Kim, Sangbong Nam | 2011-02-15 |