Inventor · disambiguated record
Yong Kwan Lacy
Also filed as: LACY YONG K · LACY YONG KWAN
9 granted patents·1 pending application·62 citations·filing 2013–2024
86Inventor score
Files withSCHLAGE LOCK CO LLC10
Top patents by PatentIndex Score
10 records- 0194US10344502B2User sensing exit deviceSCHLAGE LOCK CO LLC·Filed 2016·Granted Jul 9, 2019·20 cites·20 claims
- 0294US10236801B2Door closer systemSCHLAGE LOCK CO LLC·Filed 2013·Granted Mar 19, 2019·25 cites·18 claims
- 0393US11519212B2Modular add-on devices for door closersSCHLAGE LOCK CO LLC·Filed 2021·Granted Dec 6, 2022·4 cites·26 claims
- 0493US10370872B2Exit device systems and methodsSCHLAGE LOCK CO LLC·Filed 2018·Granted Aug 6, 2019·8 cites·20 claims
- 0576US2025198211A1Modular hold-open device for door closersSCHLAGE LOCK CO LLC·Filed 2024·Application pending·0 cites
- 0674US11255109B2Exit device systems and methodsSCHLAGE LOCK CO LLC·Filed 2018·Granted Feb 22, 2022·2 cites·21 claims
- 0773US10190334B2Adjustable length cableSCHLAGE LOCK CO LLC·Filed 2016·Granted Jan 29, 2019·3 cites·19 claims
- 0871US12071806B2Modular hold-open device for door closersSCHLAGE LOCK CO LLC·Filed 2022·Granted Aug 27, 2024·0 cites·20 claims
- 0965US11581830B2Door closer systemSCHLAGE LOCK CO LLC·Filed 2019·Granted Feb 14, 2023·0 cites·20 claims
- 1054US11473342B2User sensing exit deviceSCHLAGE LOCK CO LLC·Filed 2019·Granted Oct 18, 2022·0 cites·20 claims
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