Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8696831 | Chromate-free conversion film solution and the method of applying the solution to magnesium alloys | Dayong Shan, Yingwei Song, Enhou Han, Rongshi Chen | 2014-04-15 |