Harbin
China
3
2024-05-21
The entities that hold a legal rights for patent applications filed by inventor LIU Wei:
Wei LIU from Harbin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Staged multi-cluster fracturing sliding sleeve system based on smart key label
#2 | 2023-06-08Apparatus and Method for Deep Drawing of Large-sized Thin-wall Curved Surface Parts with Servo Reverse Bulging
#3 | 2021-10-28Accurate springback compensation method for hydroforming component based on liquid volume control
5225237 ⎘