Inventor · disambiguated record

Chunning Zhang

Also filed as: ZHANG CHUNNING

2 granted patents·4 citations·filing 2014–2016

40Inventor score

Technology areasG01B G01V

Files withMETROTECH CORP1 Vivax-Metrotech1

Top patents by PatentIndex Score

2 records

0172US10732313B2System and method for locating underground lines using motion based responsivenessMETROTECH CORP·Filed 2016·Granted Aug 4, 2020·4 cites·13 claims
0233US9733379B2Line locator with a metal detectorVivax-Metrotech·Filed 2014·Granted Aug 15, 2017·0 cites·18 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →