Inventor · disambiguated record
Lingling Qian
Also filed as: QIAN LINGLING
3 granted patents·8 pending applications·7 citations·filing 2018–2025
56Inventor score
Top patents by PatentIndex Score
11 records- 0176USD1053318SFloor drainTANG MING·Filed 2022·Granted Dec 3, 2024·7 cites·1 claims
- 0257US2025270846A1UWB separated antenna deviceXTHINGS IND LLC·Filed 2025·Application pending·0 cites
- 0357US2025278966A1Safe door opening technology based on radar and UWB sensingXTHINGS IND LLC·Filed 2025·Application pending·0 cites
- 0449US2025384723A1Smart unlocking technology using UWB angle antenna and iBeaconXTHINGS IND LLC·Filed 2025·Application pending·0 cites
- 0547US2025327337A1Clutch module for electronic locksU TEC GROUP INC·Filed 2024·Application pending·0 cites
- 0647US2025327333A1Smart lock knob position detection deviceU TEC GROUP INC·Filed 2024·Application pending·0 cites
- 0746US2025314095A1Anti-technical unlocking pinball lock cylinder setU TEC GROUP INC·Filed 2024·Application pending·0 cites
- 0843US2025330521A1Multi-protocol combined IoT networking methodU TEC GROUP INC·Filed 2024·Application pending·0 cites
- 0931USD1103742SSmart lockU TEC GROUP INC·Filed 2024·Granted Dec 2, 2025·0 cites·1 claims
- 1026USD1104622SFlex edge beaterQIAN LINGLING·Filed 2024·Granted Dec 9, 2025·0 cites·1 claims
- 1123US2018283051A1Wireless controlled fingerprint smart lockU TEC GROUP INC·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →