Inventor · disambiguated record
Chengjian Liu
Also filed as: LIU CHENGJIAN
1 granted patent·0 citations·filing 2019–2019
12Inventor score
Technology areasC04B
Files withTANGSHAN POLAR BEAR BUILDING MAT CO LTD1
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →