Assignee
NINGBO SUNFREE MOTOR TECH COMPANY LIMITED
CN·22 granted patents·19 pending applications·47 citations·filing 2020–2025
Top patents by PatentIndex Score
41 records- 0194USD1086025SBattery packNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Granted Jul 29, 2025·5 cites·1 claims
- 0288USD1047506SCurtain mounting frameNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Oct 22, 2024·11 cites·1 claims
- 0383USD1045794SCurtain motorNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Oct 8, 2024·7 cites·1 claims
- 0480USD1085003SPower boxNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Jul 22, 2025·6 cites·1 claims
- 0580USD1082375SCurtain motorNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Granted Jul 8, 2025·5 cites·1 claims
- 0674USD1051638STop beam for curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Nov 19, 2024·4 cites·1 claims
- 0769USD1053607SCurtain driverNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Dec 10, 2024·3 cites·1 claims
- 0864US12435562B2Mounting device for electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Oct 7, 2025·0 cites·10 claims
- 0964USD1051637SElectric skylight blindsNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Nov 19, 2024·2 cites·1 claims
- 1064US11959335B1Manual switching type drive deviceNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Apr 16, 2024·0 cites·9 claims
- 1163US2025015665A1Curtain motorNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Application pending·0 cites
- 1262US12571256B2Electric curtain system and travel setting method thereofNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2025·Granted Mar 10, 2026·0 cites·2 claims
- 1362US2026002409A1Light-adjusting motor for venetian blind and venetian blind thereofNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Application pending·0 cites
- 1461USD1103756SRope winderNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2025·Granted Dec 2, 2025·0 cites·1 claims
- 1561US2025020022A1Double-row rope winder for curtain and electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Application pending·0 cites
- 1661US2024097534A1Integrated drive deviceNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Application pending·0 cites
- 1758US11746591B2Smart sunshade curtain with replaceable batteryNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Granted Sep 5, 2023·0 cites·6 claims
- 1858US2024191566A1Quickly-assembled electric sunshade curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Application pending·0 cites
- 1958US2024138607A1Double-layer day-night curtain system and control method thereofNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Application pending·0 cites
- 2057US2024093551A1Electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Application pending·0 cites
- 2156USD929349SCurtain controllerNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2020·Granted Aug 31, 2021·2 cites·1 claims
- 2256USD923589SCurtain controllerNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2020·Granted Jun 29, 2021·2 cites·1 claims
- 2354US2025120530A1Curtain drive deviceNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2022·Application pending·0 cites
- 2451US2022225812A1System and method for controlling electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 2551US2021401213A1Drive device for electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 2650US2022087466A1Telescopic electric curtain guiderail and curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 2750US2022228436A1Intelligent driving device and electric curtain thereofNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 2849USD1107462SCurtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Granted Dec 30, 2025·0 cites·1 claims
- 2949US2021315406A1Punching-free Electric Mounting Unit and Curtain Rod with the sameNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 3048US2021203207A1Modern Curtain Driving DeviceNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2020·Application pending·0 cites
- 3146US11553810B2Curtain remote controller and a method for setting remote control stroke thereofNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2020·Granted Jan 17, 2023·0 cites·5 claims
- 3246US2021404249A1Clutch, motor device, and curtain control deviceNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 3346US2021337996A1Non-return mechanism for a motor of an electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 3445USD1099680SRope winderNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Granted Oct 28, 2025·0 cites·1 claims
- 3545USD1099679SRope winderNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Granted Oct 28, 2025·0 cites·1 claims
- 3645US2025084696A1Driving device for electric curtain and electric curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2022·Application pending·0 cites
- 3743USD1106958SMotor for curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2024·Granted Dec 23, 2025·0 cites·1 claims
- 3843US2022049549A1Clutch, motor device, curtain control device and curtainNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2021·Application pending·0 cites
- 3941US2021198942A1Driving device for electric-driven roller blind and electric-driven roller blind thereofNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2020·Application pending·0 cites
- 4040USD1094082SCurtain trackNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2023·Granted Sep 23, 2025·0 cites·1 claims
- 4137USD1104537SCurtain driverNINGBO SUNFREE MOTOR TECH COMPANY LIMITED·Filed 2022·Granted Dec 9, 2025·0 cites·1 claims
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