Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475299 | Conversion coating composition based on nitrogen and silicon compounds and conversion coating method using the same | Byong Ho Lee, Dek-Gin Yang, Yang Je Lee, Myong Gun Chong, Jae Ok Lim +2 more | 2002-11-05 |