Inventor

WU WENXIAN

CN4 patents

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

NINGBO FUJIA IND CO LTD

2 patents

US11918169B2Mar 5, 2024

Handheld vacuum cleaner and handheld and upright integrated vacuum cleaner

NINGBO FUJIA IND CO LTD2 citations68

US11969138B2Apr 30, 2024

Linkage limiting assembly applied in vacuum cleaner

NINGBO FUJIA IND CO LTD0 citations47

GREE ELECTRIC APPLIANCES INC ZHUHAI

2 patents

US10411461B2Sep 10, 2019

Protection circuit for brushless DC motor, and control device

GREE ELECTRIC APPLIANCES INC ZHUHAI1 citations52

US11533007B2Dec 20, 2022

Method and system for detecting logic level of rotor of motor, and motor

GREE ELECTRIC APPLIANCES INC ZHUHAI0 citations42