Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11129696 | Orthodontic appliance with snap fitted, non-sliding archwire | Hongsheng Tong, Yong Chen, Philong John Pham, Robert Lee | 2021-09-28 |
| 11058520 | Orthodontic appliance with snap fitted, non-sliding archwire | Hongsheng Tong, Yong Chen, Philong John Pham, Robert Lee | 2021-07-13 |
| 10907375 | Automated construction of towers and columns | — | 2021-02-02 |