Assignee

LIU ZHAN

US·1 granted patent·42 citations·filing 2007–2007

Technology mixA61M1 A62B1 F24J1 F24V1 G05B1

Top patents by PatentIndex Score

1 record

0183US8511305B2Redundant power control for respiratory system heatersLIU ZHAN·Filed 2007·Granted Aug 20, 2013·42 cites·17 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →