Inventor · disambiguated record
Zhengwu Qi
Also filed as: QI ZHENGWU
3 granted patents·4 citations·filing 2015–2017
56Inventor score
Files withZHUHAI BRANCH GUANGDONG INSTITUTE OF SPECIAL EQUIPMENT INSPECTION AND RES2GUANGDONG INSPECTION AND RES INSTITUTE OF SPECIAL EQUIPMENT ZHUHAI INSPECTION INSTITUTE1
Top patents by PatentIndex Score
3 records- 0166US10023440B2System and method for measuring safety clearance between the steps and skirt panels of an escalator and positioning hidden dangersZHUHAI BRANCH GUANGDONG INSTITUTE OF SPECIAL EQUIPMENT INSPECTION AND RES·Filed 2017·Granted Jul 17, 2018·2 cites·8 claims
- 0265US10723590B2Device and method for detecting compression and reposition performance of hydraulic buffer for elevatorZHUHAI BRANCH GUANGDONG INSTITUTE OF SPECIAL EQUIPMENT INSPECTION AND RES·Filed 2017·Granted Jul 28, 2020·1 cites·6 claims
- 0356US10392230B2System and method for testing an escalatorGUANGDONG INSPECTION AND RES INSTITUTE OF SPECIAL EQUIPMENT ZHUHAI INSPECTION INSTITUTE·Filed 2015·Granted Aug 27, 2019·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →