Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233373 | Drilling oil and method of preparing the same | Hee Jung Jeon, Tae Jin Kim, Young Hwan Lee, Jong Chan LEE | 2019-03-19 |
| 9976098 | Method for preparing high-quality lubricant from biomass-derived fatty acid | Hee Jung Jeon, Tae Jin Kim, Young Hwan Lee, Jong Chan LEE, Wan Seop Kwon +1 more | 2018-05-22 |
| 9879169 | Drilling oil and method of preparing the same | Hee Jung Jeon, Tae Jin Kim, Young Hwan Lee, Jong Chan LEE | 2018-01-30 |