Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9949644 | Torsional vibration resonance frequency measurement method for estimating stability of dental implant and novel amplitude transformer | Dehua Li, Bing Li | 2018-04-24 |
| 8720315 | Combustion gas piston type movable guiding tube netting device | Hao-Heng Liu, Shuyong Han, Shengjie Wang, Xuyang Qiu, Aifeng Chen +3 more | 2014-05-13 |
| 8707847 | Pollution-free liquid balancing device | Shengjie Wang, Yajun Chen, Xuyang Qiu, Aifeng Chen, Shuyong Han | 2014-04-29 |
| 8550346 | Low-altitude low-speed small target intercepting method | Hao-Heng Liu, Shengjie Wang, Xuchang Ding, Xiaoming Wei, Shuyong Han +4 more | 2013-10-08 |