Patents/Assignees

QINGDAO QIANFENG CAPART INT'L Corp

3 patents in portfolio

US12448710utility2025
Precise Positioning Mechanism for Automatic Hat-making Production Line Equipment
0 cites
US12089688utility2024
Material Pickup Mechanism for Automatic Hat-making Production Line Equipment
0 cites
US12084800utility2024
Flip-over Assembly for Automatic Hat-making Production Line Equipment
0 cites