Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11832771 | Self-mechanical-cleaning toilet system with water-splash cleaning options | Xiao Li | 2023-12-05 |
| 10639618 | Wax oil hydrocracking method and system | Tao Liu, Ronghui Zeng, Yuzhuo ZHAO, Zhenmin Bai, Xiangchen Fang +3 more | 2020-05-05 |
| 9017545 | Process for hydrotreating inferior naphtha fraction | Ying Zhang, Ronghui Zeng, Youliang Shi | 2015-04-28 |
| 6526770 | Method for controlling the temperature of a refrigerator | Haibei Tang, Zhiping Li, Wei Wei | 2003-03-04 |