Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11279383 | Sleeping car compartment and sleeping car | Lei Zhang, Guoyan Gao, Liwei Shen, Baolin Yu, Chenhui Liu | 2022-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11279383 | Sleeping car compartment and sleeping car | Lei Zhang, Guoyan Gao, Liwei Shen, Baolin Yu, Chenhui Liu | 2022-03-22 |