Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10759671 | Method for manufacturing lithium hydroxide and lithium carbonate, and device therefor | Sung Kook Park, Kwang Seok Park, Sang-Gil Lee, Ki Young Kim, Hyun Woo Lee | 2020-09-01 |
| 10741340 | Symbol button for vehicle and manufacturing method thereof | Choon Soo Lee, Kyoung Sil LEE, Jae Sik Seo, Sung Ho Yoon, Yong Ju Gil +2 more | 2020-08-11 |
| 10661227 | Method for producing lithium hydroxide and lithium carbonate | Sung Kook Park, Kwang Seok Park, Sang-Gil Lee, Ki Young Kim, Hyun Woo Lee | 2020-05-26 |
| 10624517 | Robot cleaner and method for controlling the same | — | 2020-04-21 |
| 10624518 | Robot cleaner and method for controlling the same | Bong Yun KIM | 2020-04-21 |