Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10125334 | Lubricant base oil and method for preparing the same | Yong Woo Kim | 2018-11-13 |
| 9976098 | Method for preparing high-quality lubricant from biomass-derived fatty acid | Ja Hyun Yang, Tae Jin Kim, Young Hwan Lee, Jong Chan LEE, Wan Seop Kwon +1 more | 2018-05-22 |
| 9909047 | Method of preparing drilling fluid and lube base oil using biomass-derived fatty acid | Wan Seop Kwon, Jin Hee Ok, Yeon Ho Kim, Yong Woo Kim, Yong-Woon Kim | 2018-03-06 |
| 9879169 | Drilling oil and method of preparing the same | Ja Hyun Yang, Tae Jin Kim, Young Hwan Lee, Jong Chan LEE | 2018-01-30 |