Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070873 | Medium temperature coating material for high speed turbomachinery and method of coating same | Yong Bok Lee, Chang-Ho Kim, Dong-Jin Park | 2011-12-06 |
| 7615291 | Coating material having heat and abrasion resistance and low friction characteristics | Yong Bok Lee, Chang-Ho Kim, Hosung Kong, Hung Gu Han, Jeon Kook Lee +1 more | 2009-11-10 |