Inventor · disambiguated record
Changgen Yan
Also filed as: YAN CHANGGEN
2 granted patents·1 pending application·1 citations·filing 2022–2023
29Inventor score
Files withCHANGAN UNIV3
Top patents by PatentIndex Score
3 records- 0175US12234940B2In-situ detection robot for loess geological informationCHANGAN UNIV·Filed 2022·Granted Feb 25, 2025·1 cites·9 claims
- 0256US2024345058A1In-situ testing instrument and method for soil moisture in a holeCHANGAN UNIV·Filed 2023·Application pending·0 cites
- 0341US12124000B2In-situ shear test device for holes in rock-soil massCHANGAN UNIV·Filed 2023·Granted Oct 22, 2024·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →