Inventor · disambiguated record
Xifei Bao
Also filed as: BAO XIFEI
6 granted patents·1 pending application·0 citations·filing 2021–2022
63Inventor score
Files withCHANGXIN MEMORY TECH INC7
Top patents by PatentIndex Score
7 records- 0151US12245414B2Method of etching a memory stack by etching a blind holeCHANGXIN MEMORY TECH INC·Filed 2022·Granted Mar 4, 2025·0 cites·18 claims
- 0251US11862513B2Manufacturing method of semiconductor structureCHANGXIN MEMORY TECH INC·Filed 2021·Granted Jan 2, 2024·0 cites·12 claims
- 0347US11869805B2Semiconductor device and method for preparing same, and storage apparatusCHANGXIN MEMORY TECH INC·Filed 2021·Granted Jan 9, 2024·0 cites·11 claims
- 0446US12002689B2Semiconductor equipment regulation method and semiconductor device fabrication methodCHANGXIN MEMORY TECH INC·Filed 2021·Granted Jun 4, 2024·0 cites·16 claims
- 0542US11855131B2Semiconductor structure and preparation method thereofCHANGXIN MEMORY TECH INC·Filed 2021·Granted Dec 26, 2023·0 cites·14 claims
- 0641US11889677B2Method for forming capacitor holesCHANGXIN MEMORY TECH INC·Filed 2021·Granted Jan 30, 2024·0 cites·12 claims
- 0737US2023014007A1Method of manufacturing semiconductor structure and semiconductor device etching equipmentCHANGXIN MEMORY TECH INC·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Xifei Bao files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →