Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6503968 | Asphalt modifier of styrene-butadiene-styrene block copolymer and styrene-butadiene latex | Young Sang Kim, Dong Gook Park | 2003-01-07 |
| 6043319 | Method of preparing void type plastic pigment | Hosull Lee, Kill-Soo Jang, Min-Seok Cho | 2000-03-28 |