Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12408832 | Vision-testing method and device thereof | Wei Liu, Junlong Liu, Junchao Liu, Junshuai Liu | 2025-09-09 |
| 12263135 | Eye exercising device and method | Wei Liu, Junlong Liu, Junchao Liu, Junshuai Liu | 2025-04-01 |
| D1029824 | Briefcase smart screen | Yonghong Li, Wenlong He | 2024-06-04 |
| 11915562 | Automatic vending machine, and item dispensing method for same | Deyi Li, Jian Li, Hongming Li, Tianxin Jiang | 2024-02-27 |
| 10241857 | Method, apparatus and system for automatically repairing device | Guoming Liu, Xibei Zhang | 2019-03-26 |
| 9110728 | Elastic allocation of computing resources to software applications | Jianjun Shen, Ying He, Hailing Xu, Howie Xu, Shudong Zhou | 2015-08-18 |
| 9102583 | Method for producing ethylene glycol from oxalate through the fluidized bed catalytic reaction | Weimin Yang, Wanmin Wang, Jun Kuai | 2015-08-11 |
| 9084984 | Method for selective hydrogenation of phenylacetylene in the presence of styrene | Siqin Li, Fengxia Sun, Wanmin Wang, Yuanlin Cheng | 2015-07-21 |
| 9051236 | Method for improving the quality of ethylene glycol products | Yuhong Zhang, Wanmin Wang | 2015-06-09 |
| 8962895 | Method for the production of ethylene glycol | Weimin Yang, Lei Li, Wanmin Wang, Linna Zhang, Haifeng Song | 2015-02-24 |
| 8921592 | Process of producing oxalate by CO gas phase method | Weimin Yang, Wanmin Wang, Lei Li | 2014-12-30 |
| 8916736 | Method for selective hydrogenation of phenylacetylene using composite bed in the presence of styrene | Siqin Li, Zhiyan Zhu, Junhua Zhu, Jun Kuai | 2014-12-23 |
| 8871968 | Process of producing oxalate by CO gas phase method | Fengxia Sun, Jun Kuai | 2014-10-28 |
| 8796499 | Process for producing light olefins from methanol or dimethyl ether | Zaiku Xie, Siqing Zhong, Huiming Zhang | 2014-08-05 |
| 8722918 | Process for producing Cl-C4 alkyl nitrite | Siqin Li, Lei Li, Linna Zhang | 2014-05-13 |
| 8574522 | Process for selective oxidative dehydrogenation of a hydrogen-containing CO mixed gas | Siqin Li, Linna Zhang, Lei Li, Jun Kuai | 2013-11-05 |
| 8476469 | Process for producing C1-C4 alkyl nitrite | Weimin Yang, Wanmin Wang, Linna Zhang | 2013-07-02 |
| 8269036 | Processes for producing an oxalate by coupling of CO | Zhiyan Zhu, Wanmin Wang, Lei Li | 2012-09-18 |
| 8178734 | Processes for producing ethylene glycol from oxalate(s) | Weimin Yang, Fengxia Sun, Siqing Zhong, Wanmin Wang | 2012-05-15 |
| 7875756 | Process for producing lower olefins under negative pressure | Zaiku Xie, Siqing Zhong, Wenwei Wu | 2011-01-25 |
| 7692057 | Process for producing lower olefins by using multiple reaction zones | Zaiku Xie, Weimin Yang, Siqing Zhong, Yanhui Yuan, Huiming Zhang | 2010-04-06 |
| 7692056 | Process for producing lower olefins from methanol or dimethylether | Zaiku Xie, Weimin Yang, Siqing Zhong, Xiaofeng Chen | 2010-04-06 |