Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10733615 | Method and system for certification and verification of gemstones | Thong Hee Koh | 2020-08-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10733615 | Method and system for certification and verification of gemstones | Thong Hee Koh | 2020-08-04 |