Assignee
NINGBO ZHENFEI DECORATED CURTAIN CO LTD
CN·8 granted patents·1 pending application·32 citations·filing 2018–2025
Top patents by PatentIndex Score
9 records- 0193US11306535B2Pre-loadable spring roller blindNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2021·Granted Apr 19, 2022·15 cites·10 claims
- 0292US12428907B1Automatic descending structure of roller shade fabric and manually operated roller shadeNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2025·Granted Sep 30, 2025·1 cites·20 claims
- 0384US11512530B2Roller blind driving device with motor in upper beamNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2021·Granted Nov 29, 2022·2 cites·5 claims
- 0483USD1053600SDrive for roller blindNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2022·Granted Dec 10, 2024·11 cites·1 claims
- 0570US12595879B1Hole-free curtain installation structure and curtainNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2025·Granted Apr 7, 2026·0 cites·18 claims
- 0666USD1053593SCurtainNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2023·Granted Dec 10, 2024·3 cites·1 claims
- 0756US12428906B1Self-stopping roller blind mechanism with spring integrated in roller shaft and hand-held curtainNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2025·Granted Sep 30, 2025·0 cites·18 claims
- 0850US2023184032A1Wind Spring Coiling Apparatus with Wind Spring Built in Upper BeamNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2022·Application pending·0 cites
- 0945US11208843B2Hand-held narrow-edge zebra curtainNINGBO ZHENFEI DECORATED CURTAIN CO LTD·Filed 2018·Granted Dec 28, 2021·0 cites·6 claims
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