Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9325006 | Method for preparing positive active material for lithium ion secondary battery, positive active material prepared thereby, and lithium ion secondary battery including the same | Pil-Sang Yun, Mi-Sun Lee, Hae In Cho | 2016-04-26 |
| 8808913 | Composite positive electrode active material, electrode for lithium secondary battery including composite positive electrode active material, and lithium secondary battery | Mi-Sun Lee, Pil-Sang Yun, Doo Kyun Lee, Shin Jung Choi | 2014-08-19 |
| D695650 | Frame of a bicycle | — | 2013-12-17 |
| 6210750 | Water-repellent glass and process for preparing same | Byung-Sun Hong, Joo Hun Han | 2001-04-03 |