Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12044322 | Large-volume liquid fixed-ratio multi-batch mixing valve | Ziliang ZHAO, Zhenguo Lu, Hongbin Wang, Qingliang Zeng, Long Gao +1 more | 2024-07-23 |
| 11624238 | Deepwater subsea coiled tubing drilling rig | Wensheng Xiao, Lianpeng Mei, Junguo Cui, Qingxue Zhang, Hongyan Wang +3 more | 2023-04-11 |
| 11177544 | Battery device | Changjian Shao | 2021-11-16 |
| 10942059 | Online monitoring method for metering performance of diaphragm gas meter | Changsong YU, Guoyong Cheng, Rongshu Li | 2021-03-09 |