Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12399131 | Detection and grading of the effect of blue fluorescence on diamond appearances | Yun Luo, David Vern Nelson, Christopher M. Breeding | 2025-08-26 |
| 11988610 | Detection and grading of the effect of blue fluorescence on diamond appearances | Yun Luo, David Vern Nelson, Christopher M. Breeding | 2024-05-21 |