Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12366293 | Mechanical sealing device for sealing liquid | Jun Zhang | 2025-07-22 |
| 12305762 | Sealing packing | Jun Zhang | 2025-05-20 |
| 12168645 | Phenanthroimidazole derivative, and preparation method therefor and application thereof | Yanping Huo, Yudong Wen, Hongping Xiang, Shaomin Ji, Wencheng Chen +2 more | 2024-12-17 |
| 12169024 | Cartridge type mechanical sealing device for sealing liquid | Jun Zhang | 2024-12-17 |
| 11858809 | Method for inflating micro-channels | Tao Wang, Linan Ma, Qingxue Huang | 2024-01-02 |
| 11833559 | Transverse vibration rolling system and preparation method for double-layer metal composite ultra-thin strip | Tao Wang, Linan Ma, Jianchao Han, Yuanming Liu, Zhongkai Ren +1 more | 2023-12-05 |
| 11725731 | Toothed metallic gasket interpenetrated with compression-resistant steps | Jun Zhang, Fan Yang | 2023-08-15 |
| 11603935 | Mechanical seal for liquid with an axially floating tray sleeve inside | Jun Zhang | 2023-03-14 |
| 11268617 | Mechanical seal for liquid with an axially floating tray sleeve inside | Jun Zhang | 2022-03-08 |
| 11054038 | Mechanical seal with outer forwardly-inclined rim for liquids | Jun Zhang | 2021-07-06 |
| 10815094 | Mechanical packing conversion apparatus integrating packaging, measuring, cutting and protecting functions | Jun Zhang | 2020-10-27 |