Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10410103 | Two-dimensional dot matrix barcode encoding and identifying methods | Zhengfang Li | 2019-09-10 |
| 10410104 | Two-dimensional dot matrix barcode encoding and reading methods | Zhengfang Li | 2019-09-10 |