Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9289037 | Hardened cobalt based alloy jewelry and related methods | Zhou Yansheng | 2016-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9289037 | Hardened cobalt based alloy jewelry and related methods | Zhou Yansheng | 2016-03-22 |