Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10196245 | Apparatus and method for detecting and protecting telescopic oil cylinder of crane | Junfei Chai, Hongmin Zhang, Lei Li, Cuiping Wang | 2019-02-05 |
| 9412577 | Vacuum ultraviolet photoionization and chemical ionization combined ion source for mass spectrometry | Haiyang Li, Lei Hua, Qinghao Wu, Keyong Hou | 2016-08-09 |