Assignee
CHENG QIANYAN
US·8 granted patents·2 pending applications·21 citations·filing 2011–2021
Top patents by PatentIndex Score
10 records- 0194US11377874B2Auto-latching/locking mortise lock for sliding doorCHENG QIANYAN·Filed 2020·Granted Jul 5, 2022·7 cites·25 claims
- 0289US11591835B2Narrow backset auto-latching mortise lock for sliding doorCHENG QIANYAN·Filed 2021·Granted Feb 28, 2023·3 cites·2 claims
- 0386US11306510B2Cylinder assembly with rotating winged latch bolt for sliding door locksetCHENG QIANYAN·Filed 2020·Granted Apr 19, 2022·3 cites·6 claims
- 0476US10081966B2Barn door with privacy lockCHENG QIANYAN·Filed 2017·Granted Sep 25, 2018·4 cites·13 claims
- 0562US10422164B2Lock body with adjustable strike plate for sliding doorsCHENG QIANYAN·Filed 2016·Granted Sep 24, 2019·2 cites·9 claims
- 0660US11047151B2Surface mounted barn door privacy lockCHENG QIANYAN·Filed 2018·Granted Jun 29, 2021·1 cites·6 claims
- 0759US11408198B2Electrified mortise lock for sliding doorCHENG QIANYAN·Filed 2020·Granted Aug 9, 2022·0 cites·6 claims
- 0853US10066420B2Easily-assembled modular door lockCHENG QIANYAN·Filed 2015·Granted Sep 4, 2018·1 cites·18 claims
- 0944US2022178174A1Tamper proof wall mounted strike assembly for barn doorCHENG QIANYAN·Filed 2020·Application pending·0 cites
- 1039US2013056612A1Universal Multipoint Lock Lever Set For Patio Doors With Non-Standard Mounting HolesCHENG QIANYAN·Filed 2011·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →