Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10495996 | Surface additive infrared taggant toner | Yu Qi, Jaclyn Janis, Eugene F. Young, Chieh-Min Cheng | 2019-12-03 |
| 10248038 | Graphene-containing toners and related methods | Yu Qi, Chieh-Min Cheng, Richard PN Veregin, Edward G. Zwartz | 2019-04-02 |