Issued Patents All Time
Showing 251–253 of 253 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7976977 | Electrochemical device with alternative separator system | Pil-Kyu Park, Soonho Ahn | 2011-07-12 |
| 7618724 | Electrochemical device comprising electrode lead having protection device | Soon-Ho Ahn, Pil-Kyu Park, Soo-An Choi, Yong-Tae Lee, Ju-Dam Kim | 2009-11-17 |
| 7604895 | Electrochemical cell with two types of separators | Pil-Kyu Park, Soonho Ahn, Sang-Young Lee, SeokKoo Kim, Young Tae Lee | 2009-10-20 |