Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11974895 | Dental appliance having particulate laser marking | Chunhua Li, Yan Chen | 2024-05-07 |
| 11602413 | Laser marking of dental appliances | Yan Chen, Kwan Ho, Shiva P. Sambu | 2023-03-14 |