Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10086638 | System and method for laser writing | Daoshen Bi | 2018-10-02 |
| 10040309 | Identification document with tactile feature | Ashley S. R. Tiguy, Daoshen Bi | 2018-08-07 |
| 9855720 | Unidirectional opacity watermark | Joseph Picardi, Dennis Mailloux | 2018-01-02 |