Patents/Inventors

Xiaoyu Rong

QingdaoCN1 patent

2 Patents

US121962292025
Unloading Valve and Combined Valve Type Buffer Cylinder
QINGDAO ACME INNOVATION TECHNOLOGY CO., Ltd.
0 cites
US117614912023
Ball-hinged Transmission Shaft with Straight Shaft
QINGDAO ACME INNOVATION TECHNOLOGY CO., Ltd.
0 cites