JL

Jiefei Lu

NC Ningbo Zhenfei Decorated Curtain Co.: 6 patents #1 of 1Top 100%
Overall (All Time): #596,289 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12428906 Self-stopping roller blind mechanism with spring integrated in roller shaft and hand-held curtain 2025-09-30
12428907 Automatic descending structure of roller shade fabric and manually operated roller shade 2025-09-30
D1059890 Window curtain 2025-02-04
D1053600 Drive for roller blind 2024-12-10
D1053593 Curtain 2024-12-10
11512530 Roller blind driving device with motor in upper beam 2022-11-29
11306535 Pre-loadable spring roller blind 2022-04-19
11208843 Hand-held narrow-edge zebra curtain 2021-12-28