Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10376865 | Methods of synthesizing nano-sized tungsten particles by sol-gel process and method of preparing light oil from extra-heavy oil using the synthesized nano-sized tungsten particles | Kwan Young Lee, Gwang-Sik Jeong, Young Gul Hur | 2019-08-13 |
| 10239986 | Highly elastic polyester modified urethane resin and clear coat composition containing same | Yong Ho Choi, Myong Gi Choi, Bon Yi Lee, Jong Yun Park, Jong Wook YUN | 2019-03-26 |