Assignee
CHONG CHUNG OOK
KR·4 granted patents·1 pending application·74 citations·filing 2007–2010
Top patents by PatentIndex Score
5 records- 0189US8079113B2Vacuum cleaner having abilities for automatic moving and posture control and method of controlling the sameCHONG CHUNG-OOK·Filed 2007·Granted Dec 20, 2011·33 cites·9 claims
- 0285US9027200B2Upright vacuum cleanerCHONG CHUNG-OOK·Filed 2010·Granted May 12, 2015·17 cites·13 claims
- 0384US9226630B2Vacuum cleanerCHONG CHUNG OOK·Filed 2009·Granted Jan 5, 2016·17 cites·15 claims
- 0476US8474092B2Vacuum cleanerCHONG CHUNG OOK·Filed 2010·Granted Jul 2, 2013·7 cites·17 claims
- 0556US2012011679A1Vacuum cleanerCHONG CHUNG OOK·Filed 2009·Application pending·0 cites
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