Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326952 | Process and system for colour grading for diamonds | Koon Chung HUI, Ka Wing Cheng | 2022-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11326952 | Process and system for colour grading for diamonds | Koon Chung HUI, Ka Wing Cheng | 2022-05-10 |