Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12285735 | Preparation method and use method of material for deep purification of HF electronic gas | Xiangrong Ye, Gang Chen, Huilong He, Xueliang Zhang, Jun Li +2 more | 2025-04-29 |
| 12134081 | Continuous preparation system and method for vinylidene chloride | Liangliang Zhang, Guangwen Chu, Jinyuan Lin, Jihong Tong, Jianfeng Chen +3 more | 2024-11-05 |
| 12077516 | System and method for preparing epoxy chloropropane | Liangliang Zhang, Guangwen Chu, Bibo Xia, Jianfeng Chen, Yutu Jiang +4 more | 2024-09-03 |
| 12005431 | System, method, and reaction apparatus used for continuous reaction process for preparation of trifluoroethane | Liangliang Zhang, Guangwen Chu, Jihong Tong, Jianfeng Chen, Jiangyong Hong +1 more | 2024-06-11 |
| D1023850 | Trailer hitch set | — | 2024-04-23 |
| 5917942 | Device and method for handwriting recognition with adaptive weighting of recognition data | Farzad Ehsani, John Lorne Campbell Seybold, Elton B. Sherwin, Jr., Kenneth J. Guzik | 1999-06-29 |