Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111456 | Lubricant composition for hydraulic oil | Hyeung-Jin Lee | 2021-09-07 |
| 11027255 | Ethylene and alpha-olefin polymerization method | Jae-Hoon Uhm, Hee Sun BAE, Joo Mi Yeo, Sah-Mun Hong | 2021-06-08 |