Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12223377 | Methods for constructing, generating, and reading dot-matrix code, dot-matrix code generating and reading terminals, and dot-matrix code system | Bin Chen | 2025-02-11 |
| 11655514 | Deeply-hardened-surface turnout rail with high degree of undercooling and the preparation method thereof | Jun Yuan, Ming Zou, Yong Deng | 2023-05-23 |