Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9970161 | Rail vibration absorber | Hong-Ying Li, Haifu Sun, Xiangfei Kong, Li Guo, Hongxiao Qu +2 more | 2018-05-15 |
| 9795814 | Liquid projection bomb, projecting device and delivery method therefor | — | 2017-10-24 |
| D780741 | Mobile phone protection case | — | 2017-03-07 |
| 9321433 | Method for quickly supplying electric energy to electric vehicle and power supply device thereof | Xiangfei Kong, Boting Yin | 2016-04-26 |
| 8567482 | Heat tube device utilizing cold energy and application thereof | Jisheng Song | 2013-10-29 |