Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11127936 | Coating apparatus | Woo Ha Kim, In Seong Kim, Il Jae Moon, Jung Min YANG, Sang Hoon Choy | 2021-09-21 |
| 11121361 | Method of preparing slurry for secondary battery positive electrode | Sang Hoon Choy, Chang Wan Koo, Hyun-Chul Ha | 2021-09-14 |
| 11038175 | Positive electrode active material pre-dispersion composition including hydrogenated nitrile butadiene rubber as dispersant, positive electrode for secondary battery, and lithium secondary battery including the positive electrode | Houng Sik Yoo, Chang Wan Koo, Hyun-Chul Ha, Sang Hoon Choy, Jong Won Lee +2 more | 2021-06-15 |
| 10888870 | Grinder using induced electric field | Jin Young Son, Hyung-Suk Cho, Sang Hoon Choy, Hyun Sik Chae | 2021-01-12 |