Assignee

HAN DONGHEE

KR·2 granted patents·6 citations·filing 2010–2011

Technology mixF01C1 F01D1 F02B1 F02C1 F02M1 F04B1

Top patents by PatentIndex Score

2 records

0180US8500417B2Motorized vacuum pump with sound absorbing unitHAN DONGHEE·Filed 2010·Granted Aug 6, 2013·5 cites·12 claims
0251US8931274B2Engine system based on turbo charger and fuel ratio improving method thereofHAN DONGHEE·Filed 2011·Granted Jan 13, 2015·1 cites·14 claims

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