Assignee
Yu wei cheng
TW·4 granted patents·8 citations·filing 2009–2020
Top patents by PatentIndex Score
4 records- 0187US11058024B2Rotary extending frameYu wei cheng·Filed 2020·Granted Jul 6, 2021·3 cites·10 claims
- 0285US10045458B2Chassis structureYu wei cheng·Filed 2017·Granted Aug 7, 2018·5 cites·12 claims
- 0338US9071065B2Electrical power supply apparatus and controlling method thereofYU WEI-CHENG·Filed 2012·Granted Jun 30, 2015·0 cites·20 claims
- 0432US8089740B2Clamp unit, and power supply having the same cross-reference to related applicationYU WEI-CHENG·Filed 2009·Granted Jan 3, 2012·0 cites·8 claims
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