Inventor · disambiguated record
Sam Liu
Also filed as: LIU SAM · LIU SAM K · LIU SAM T
30 granted patents·15 pending applications·259 citations·filing 2003–2024
96Inventor score
Files withOMACHRON INTELLECTUAL PROPERTY INC8C SMARTLINK INFORMATION TECH CO LTD7QUALCOMM INC7SHARKNINJA OPERATING LLC6GEN ELECTRIC4
Top patents by PatentIndex Score
45 records- 0198US9314139B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2014·Granted Apr 19, 2016·62 cites·16 claims
- 0297US9661964B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2015·Granted May 30, 2017·17 cites·18 claims
- 0397US9451853B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2014·Granted Sep 27, 2016·57 cites·20 claims
- 0495US11998150B2Vacuum cleaner and docking station for use with the sameSHARKNINJA OPERATING LLC·Filed 2020·Granted Jun 4, 2024·4 cites·18 claims
- 0590USD884676SPortable wireless speakerSHENZHEN THOUSANDSHORES TECH CO LTD·Filed 2019·Granted May 19, 2020·37 cites·1 claims
- 0690US10405710B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2017·Granted Sep 10, 2019·5 cites·17 claims
- 0790US9565981B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2015·Granted Feb 14, 2017·5 cites·17 claims
- 0884US9897658B2System and method for detecting battery end of dischargeGEN ELECTRIC·Filed 2015·Granted Feb 20, 2018·2 cites·20 claims
- 0983USD1044814SDocking stationHUNAN XULIAN TECH CO LTD·Filed 2022·Granted Oct 1, 2024·8 cites·1 claims
- 1081US10441121B2Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2017·Granted Oct 15, 2019·2 cites·19 claims
- 1179US2024292992A1Vacuum cleaner and docking station for use with the sameSHARKNINJA OPERATING LLC·Filed 2024·Application pending·0 cites
- 1276USD1051846SPower adapterC SMARTLINK INFORMATION TECH CO LTD·Filed 2022·Granted Nov 19, 2024·5 cites·1 claims
- 1374USD904341SWireless headphonesSHENZHEN THOUSANDSHORES TECH CO LTD·Filed 2019·Granted Dec 8, 2020·14 cites·1 claims
- 1474US10218188B2String current limited battery charging controlGEN ELECTRIC·Filed 2017·Granted Feb 26, 2019·2 cites·12 claims
- 1573USD1016005SChargerC SMARTLINK INFORMATION TECH CO LTD·Filed 2021·Granted Feb 27, 2024·5 cites·1 claims
- 1673USD926728SPortable wireless speakerSHENZHEN THOUSANDSHORES TECH CO LTD·Filed 2019·Granted Aug 3, 2021·13 cites·1 claims
- 1772US11712139B2Surface cleaning head with leading rollerSHARKNINJA OPERATING LLC·Filed 2021·Granted Aug 1, 2023·0 cites·20 claims
- 1872US10925448B2Surface cleaning head with leading rollerSHARKNINJA OPERATING LLC·Filed 2016·Granted Feb 23, 2021·1 cites·23 claims
- 1971USD1076919SDocking stationC SMARTLINK INFORMATION TECH CO LTD·Filed 2022·Granted May 27, 2025·4 cites·1 claims
- 2071USD1059265SEnergy storage power sourceHUNAN XULIAN TECH CO LTD·Filed 2022·Granted Jan 28, 2025·4 cites·1 claims
- 2168US12446750B2Flexible flap for use on a cleaning toolOrigyn LLC·Filed 2023·Granted Oct 21, 2025·0 cites·22 claims
- 2267US2025007111A1Corrugated foil tabs for battery cellsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Application pending·0 cites
- 2365US9627897B2String current limited battery charging controlGEN ELECTRIC·Filed 2014·Granted Apr 18, 2017·2 cites·14 claims
- 2465US2025169484A1Membrane covered attractant podAMERICAN INSECT ATTRACTANTS LLC·Filed 2024·Application pending·0 cites
- 2564US2019374080A1Portable surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2019·Application pending·0 cites
- 2662US12401421B2Coaxial optical front end for optical wireless communicationQUALCOMM INC·Filed 2023·Granted Aug 26, 2025·0 cites·30 claims
- 2762USD1060225SCharger plugC SMARTLINK INFORMATION TECH CO LTD·Filed 2022·Granted Feb 4, 2025·2 cites·1 claims
- 2862US2025365676A1Open loop uplink power control in low-pass channelsQUALCOMM INC·Filed 2024·Application pending·0 cites
- 2961US2025338228A1Subband-based uplink power controlQUALCOMM INC·Filed 2024·Application pending·0 cites
- 3059US10391878B2System and method for calibrating battery state of chargeGEN ELECTRIC·Filed 2014·Granted Aug 27, 2019·1 cites·12 claims
- 3159US2025316955A1High-power driver for wideband optical wireless communicationsQUALCOMM INC·Filed 2024·Application pending·0 cites
- 3256US2025080220A1Optical wireless communication beam steering with assistance informationQUALCOMM INC·Filed 2023·Application pending·0 cites
- 3355US2025309982A1Subband-based processing for optical channelsQUALCOMM INC·Filed 2024·Application pending·0 cites
- 3454USD1090545SDocking stationC SMARTLINK INFORMATION TECH CO LTD·Filed 2022·Granted Aug 26, 2025·1 cites·1 claims
- 3554US11051668B2Vacuum cleaner having reconfigurable weight distributionSHARKNINJA OPERATING LLC·Filed 2019·Granted Jul 6, 2021·0 cites·18 claims
- 3654US2023389532A1Light-emitting diode fitted insect trapping deviceAMERICAN INSECT ATTRACTANTS LLC·Filed 2021·Application pending·0 cites
- 3754US2023389533A1Compositions and methods for attracting insectsAMERICAN INSECT ATTRACTANTS LLC·Filed 2021·Application pending·0 cites
- 3852USD1085087SDocking stationC SMARTLINK INFORMATION TECH CO LTD·Filed 2022·Granted Jul 22, 2025·1 cites·1 claims
- 3952US2024405867A1Utilizing curved focal planes for optical wireless communicationQUALCOMM INC·Filed 2023·Application pending·0 cites
- 4052US2024008701A1Surface cleaning apparatusOMACHRON INTELLECTUAL PROPERTY INC·Filed 2022·Application pending·0 cites
- 4151US11864719B2Battery and suction motor assembly for a surface treatment apparatus and a surface treatment apparatus having the sameSHARKNINJA OPERATING LLC·Filed 2019·Granted Jan 9, 2024·0 cites·15 claims
- 4249USD923164SHumidifierSHENZHEN THOUSANDSHORES TECH CO LTD·Filed 2019·Granted Jun 22, 2021·5 cites·1 claims
- 4337US2011009016A1Snap housing for a modular connector assemblyLIU SAM·Filed 2009·Application pending·0 cites
- 4431US2004138795A1Reconfigurable steering wheel control switch systemFiled 2003·Application pending·0 cites
- 4529USD1009042SUSB-C docking stationC SMARTLINK INFORMATION TECH CO LTD·Filed 2021·Granted Dec 26, 2023·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →