Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8846789 | Phosphonate based compound and flame retardant styrenic resin composition including the same | Woo Joong Kim, Man Suk Kim, Beom Jun Joo, Seon Ae Lee | 2014-09-30 |
| 8329791 | Phosphonate compound and flame retardant styrenic resin composition including the same | Beom Jun Joo, Man Suk Kim, Woo Joong Kim, Seon Ae Lee, Myoung Jun Kim | 2012-12-11 |
| 8222329 | Symmetric cyclic phosphonate compound, method of preparing the same and flame retardant styrenic resin composition including the same | Beom Jun Joo, Sang Hyen HONG, Min Soo LEE | 2012-07-17 |
| 8030380 | Non-halogen flameproof polycarbonate resin composition | Min Soo LEE, Beom Jun Joo, Sang Hyun Hong | 2011-10-04 |
| 7956110 | Non-halogen flameproof resin composition | Min Soo LEE, Beom Jun Joo, Sang Hyun Hong | 2011-06-07 |
| 7919548 | Sterically hindered phenolic phosphonates and polycarbonate resin composition using the same | Beom Jun Joo, Min Soo LEE | 2011-04-05 |