Assignee
LAI CHIEN-FENG
TW·2 granted patents·2 pending applications·12 citations·filing 2012–2019
Top patents by PatentIndex Score
4 records- 0188US11105150B2Winding structure for cordless window coveringLAI CHIEN FENG·Filed 2019·Granted Aug 31, 2021·12 cites·13 claims
- 0245US10947780B2Stop structure for cordless roller shadeLAI CHIEN FENG·Filed 2019·Granted Mar 16, 2021·0 cites·10 claims
- 0329US2013155561A1Over voltage protection circuit and driver circuit using the sameLAI CHIEN-FENG·Filed 2012·Application pending·0 cites
- 0426US2013119963A1Bootstrap circuit and electronic device applying the sameLAI CHIEN-FENG·Filed 2012·Application pending·0 cites
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