Inventor

LI GUIYUAN

CN2 patents

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

WEAR FUTURE TECH CO LTD

1 patent

USD942032SJan 25, 2022

Neck massaging device

WEAR FUTURE TECH CO LTD6 citations80

ELECTRIC POWER RES INSTITUTE CHINA SOUTHERN POWER GRID

1 patent

US12051902B2Jul 30, 2024

Voltage source converter based high voltage direct current (VSC-HVDC) high-frequency resonance suppression method, system, and device

ELECTRIC POWER RES INSTITUTE CHINA SOUTHERN POWER GRID0 citations43