Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688513 | Specific elevator anti-fall buffer based on flexible guidance | Zhencai Zhu, Jiancong Qin, Guohua Cao, Guangfeng Mao, Wei Li +4 more | 2017-06-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9688513 | Specific elevator anti-fall buffer based on flexible guidance | Zhencai Zhu, Jiancong Qin, Guohua Cao, Guangfeng Mao, Wei Li +4 more | 2017-06-27 |