Assignee
HANGZHOU LANGHONG TECH CO LTD
CN·7 granted patents·30 citations·filing 2015–2019
Top patents by PatentIndex Score
7 records- 0193US9675184B2Spiral exhibition hanger having time delay mechanism and capable of allowing commodities to be placed on or taken downHANGZHOU LANGHONG TECH CO LTD·Filed 2015·Granted Jun 13, 2017·27 cites·5 claims
- 0273US9898907B1Theft-prevention exhibition device and methodHANGZHOU LANGHONG TECH CO LTD·Filed 2017·Granted Feb 20, 2018·3 cites·7 claims
- 0351US11217075B2Interactive warning system and warning device for merchandise securityHANGZHOU LANGHONG TECH CO LTD·Filed 2019·Granted Jan 4, 2022·0 cites·13 claims
- 0451US10922912B2Grading control system and control device for merchandise securityHANGZHOU LANGHONG TECH CO LTD·Filed 2019·Granted Feb 16, 2021·0 cites·17 claims
- 0549US11017644B2Warning system, monitor device and warning device for merchandise securityHANGZHOU LANGHONG TECH CO LTD·Filed 2019·Granted May 25, 2021·0 cites·14 claims
- 0649US10916084B2Touch-type control system, control device and monitor device for merchandise securityHANGZHOU LANGHONG TECH CO LTD·Filed 2019·Granted Feb 9, 2021·0 cites·19 claims
- 0745US10154154B2Centralized theft-proof deviceHANGZHOU LANGHONG TECH CO LTD·Filed 2017·Granted Dec 11, 2018·0 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →