Assignee
LIU CHUN-HSIEN
TW·3 granted patents·32 citations·filing 2010–2011
Technology mixA47L3
Top patents by PatentIndex Score
3 records- 0186US9055848B2Suction cleaner and operation method thereofLIU CHUN-HSIEN·Filed 2011·Granted Jun 16, 2015·23 cites·20 claims
- 0274US8590101B2Suction cleaning moduleLIU CHUN-HSIEN·Filed 2010·Granted Nov 26, 2013·6 cites·21 claims
- 0364US8650692B2Cleaning device with electrostatic sheet auto rollingLIU CHUN-HSIEN·Filed 2011·Granted Feb 18, 2014·3 cites·10 claims
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