Inventor · disambiguated record
Qinjiang Liu
Also filed as: LIU QINJIANG
2 granted patents·1 pending application·0 citations·filing 2022–2022
21Inventor score
Files withUNIV NANJING AERONAUTICS & ASTRONAUTICS3
Top patents by PatentIndex Score
3 records- 0154US2024024956A1Low-temperature airflow follow-up auxiliary sand discharge apparatus and method for cutting frozen sand moldUNIV NANJING AERONAUTICS & ASTRONAUTICS·Filed 2022·Application pending·0 cites
- 0251US12128474B2Method for preparing negative pressure film-covering frozen sand moldUNIV NANJING AERONAUTICS & ASTRONAUTICS·Filed 2022·Granted Oct 29, 2024·0 cites·7 claims
- 0349US12325063B2Ultrasonic-assisted permeation and homogenization molding device and method for frozen printing liquid dropsUNIV NANJING AERONAUTICS & ASTRONAUTICS·Filed 2022·Granted Jun 10, 2025·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →