Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993778 | Lithium ion secondary battery having safety vent responsive to temperature and pressure | Hoon Yim | 2011-08-09 |
| 7931980 | Electrode assembly and rechargeable battery using the same | Yoon-Tai Kwak, Eui Sun Hong, Hoon Yim | 2011-04-26 |
| 7754378 | Secondary battery with a sealing plate used to seal an electrolyte injection hole in a cap plate | Hoon Yim, Kyu-Woong Cho | 2010-07-13 |