Inventor
Ma xiao-guang
CN7 patents
Patents
7 patentsUS11221023B2Jan 11, 2022
Fan module
CHAMP TECH OPTICAL FOSHAN CORP6 citations72
USD1036381SJul 23, 2024
Motor cover
CHAMP TECH OPTICAL FOSHAN CORP3 citations70
US10385876B2Aug 20, 2019
Fan frame and heat dissipation fan having the same
CHAMP TECH OPTICAL FOSHAN CORP2 citations65
US11566638B2Jan 31, 2023
Impeller with improved heat dissipation performance and reduced noise and heat dissipation fan having the same
CHAMP TECH OPTICAL FOSHAN CORP0 citations61
US11713772B2Aug 1, 2023
Fan frame with improved heat dissipation performance and heat dissipation fan having the same
CHAMP TECH OPTICAL FOSHAN CORP0 citations50
US11635088B1Apr 25, 2023
Cooling fan
CHAMP TECH OPTICAL FOSHAN CORP0 citations50
US12352285B2Jul 8, 2025
Impeller for heat dissipation fan, heat dissipation fan having the same and electronic device
CHAMP TECH OPTICAL FOSHAN CORP0 citations45