Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352565 | Method and device for measuring r-value of tube in circumferential direction | Shijian Yuan | 2025-07-08 |
| 11660653 | Ultra-low pressure liquid filling forming system and method for special-shaped component | Cong HAN, Shijian Yuan | 2023-05-30 |
| 11027863 | Method and system for controlling axial length of ellipsoidal shells based on liquid volume loading | Shijian Yuan | 2021-06-08 |
| 10485426 | Device having health detecting function, display apparatus, system and health detecting method | Jiantao Liu | 2019-11-26 |