Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10881569 | Method of assisting a subject to stand using a medical apparatus | Ning An, Jiaoyun Yang, Ping Zhao | 2021-01-05 |
| 10085906 | Medical apparatus for standing aid | Ping Zhao, Jiaoyun Yang, Lihong Zhu, Liang Zhang, Ning An +3 more | 2018-10-02 |