Inventor

XU GUOYU

CN3 patents

⚠️ This page may combine multiple inventors who share the name “XU GUOYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XU GUOYU

1 patent

USD1075446SMay 20, 2025

Mobile phone film applicator

XU GUOYU8 citations73

LI YUNFEI

1 patent

US8737970B2May 27, 2014

Method and apparatus for processing release of connection resources

LI YUNFEI2 citations57

ZHEJIANG WANFENG TECHNOLOGY DEV CO LTD

1 patent

USD1112384SFeb 10, 2026

Multi-axis linkage casting deburring equipment (CNC)

ZHEJIANG WANFENG TECHNOLOGY DEV CO LTD0 citations49