Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315964 | Method for marking oil products and marker composition for oil products | Hee-Yeon Baek, Kyoung-Heum Lee, Seung Hyun Ryu, Ju Min Youn, Jong-Ryeol Kim +2 more | 2019-06-11 |
| 8835663 | Lubricity improver | Joung Min Lee, Choong-Sub Jung, Jong-Ryeol Kim, Eui Soon Yim | 2014-09-16 |