Assignee
Qu Shiji
CN·4 granted patents·4 citations·filing 2022–2025
Top patents by PatentIndex Score
4 records- 0187US12127565B1Smoking device and method for drink and foodQu Shiji·Filed 2024·Granted Oct 29, 2024·3 cites·18 claims
- 0266US12434352B2Knife sharpener and knife sharpening deviceQu Shiji·Filed 2023·Granted Oct 7, 2025·0 cites·15 claims
- 0345US12364351B1Carbonized wooden wine glass and manufacturing method thereofQu Shiji·Filed 2025·Granted Jul 22, 2025·0 cites·17 claims
- 0444USD1033779SVacuum extractor seal tool coverQu Shiji·Filed 2022·Granted Jul 2, 2024·1 cites·1 claims
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