Guangdong
China
3
2023-07-27
The entities that hold a legal rights for patent applications filed by inventor CHEN Fei:
Fei CHEN from Guangdong, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Cell separator fly-cut mechanism
#2 | 2023-07-20Variable-diameter adsorption winding needle mechanism and winding machine
#3 | 2022-11-17Non-stop Constant-speed Efficient Winding Machine for Separator
5575689 ⎘