Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8916292 | Positive electrode for lithium rechargeable battery and lithium rechargeable battery including the same and method of fabricating the lithium rechargeable battery | Kyong-Hwan Song, Seok-Gyun Chang | 2014-12-23 |
| 8053101 | Lithium ion rechargeable battery | Seok-Gyun Chang, Yoo-Eup Hyung, Yong Tae Kim, Sang Bong Nam | 2011-11-08 |
| 7842414 | Lithium secondary battery | Seung Joon Hong, Seok-Gyun Chang, Sang Bong Nam | 2010-11-30 |
| 7785732 | Lithium rechargeable battery having functional center pin | Seok-Gyun Chang, Yoo-Eup Hyung, Young Eun Yun | 2010-08-31 |
| 7749642 | Lithium rechargeable battery with functional center pin | Seok-Gyun Chang, Yoo-Eup Hyung, Young Eun Yun | 2010-07-06 |