Inventor · disambiguated record
Jilei Chang
Also filed as: CHANG JILEI
2 granted patents·0 citations·filing 2022–2022
22Inventor score
Technology areasE02D
Files withUNIV ZHEJIANG2
Top patents by PatentIndex Score
2 records- 0151US12264448B2Soft soil foundation porous-depth air compression drainage device and working method thereofUNIV ZHEJIANG·Filed 2022·Granted Apr 1, 2025·0 cites·10 claims
- 0249US12359387B2Soft soil foundation single-hole depth air compression drainage device and working method thereofUNIV ZHEJIANG·Filed 2022·Granted Jul 15, 2025·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →