Inventor · disambiguated record
Huijian Cao
Also filed as: CAO HUIJIAN
2 granted patents·2 pending applications·0 citations·filing 2017–2021
22Inventor score
Technology areasF16L
Top patents by PatentIndex Score
4 records- 0142US11346479B2Pipe fitting joint assemblyRIFENG ENTPR FOSHAN CO LTD·Filed 2018·Granted May 31, 2022·0 cites·20 claims
- 0238US11920714B2Sealing structureRIFENG ENTPR FOSHAN CO LTD·Filed 2020·Granted Mar 5, 2024·0 cites·17 claims
- 0335US2022057036A1Connecting jointRIFENG ENTPR FOSHAN CO LTD·Filed 2021·Application pending·0 cites
- 0429US2020158274A1Pipe fitting connecting method and connecting structureRIFENG ENTPR GROUP CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →