Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679458 | Antifogging abrasion resistant coating composition and synthetic resin article coated therewith | Sung-Hoon Jang, Jung Ok PARK | 1997-10-21 |
| 5674941 | Antifogging abrasion resistant coating composition and synthetic resin article coated therewith | Sung-Hoon Jang, Jung Ok PARK | 1997-10-07 |