Assignee
LIU LI H
US·4 granted patents·14 citations·filing 2009–2011
Technology mixA47L2
Top patents by PatentIndex Score
4 records- 0178US8533906B2Vacuum cleaner with recirculated cooling airLIU LI H·Filed 2011·Granted Sep 17, 2013·7 cites·9 claims
- 0269US8707497B2Combination vacuum cleaner, dolly, and mounting bracketLIU LI H·Filed 2009·Granted Apr 29, 2014·3 cites·11 claims
- 0335USD688842SVacuum cleanerLIU LI H·Filed 2011·Granted Aug 27, 2013·2 cites·1 claims
- 0435USD683507SVacuum cleanerLIU LI H·Filed 2011·Granted May 28, 2013·2 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →