P

Inventor

ZHOU QIWEI

CN7 patents
⚠️ This page may combine multiple inventors who share the name “ZHOU QIWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHERVON HK LTD

3 patents
US9381625B2Jul 5, 2016

Electrical wrench

CHERVON HK LTD15 citations83
US9592593B2Mar 14, 2017

Torsion-adjustable impact wrench

CHERVON HK LTD6 citations71
US9272399B2Mar 1, 2016

Electrical wrench

CHERVON HK LTD1 citations50

CHERVON IP LTD

2 patents
US9995577B2Jun 12, 2018

Measuring system and operating method thereof

CHERVON IP LTD0 citations49
US9714830B2Jul 25, 2017

Measuring system and operating method thereof

CHERVON IP LTD1 citations49

UNIV JIANGNAN

1 patent
US12503522B2Dec 23, 2025

Method for extracting duckweed turion starch

UNIV JIANGNAN0 citations47

Dongguan lianfeng motor co ltd

1 patent
US12264681B2Apr 1, 2025

Dual pressure-boosting high wind speed fan

Dongguan lianfeng motor co ltd0 citations43