Assignee
OH HAN SANG
KR·7 granted patents·13 citations·filing 2006–2012
Top patents by PatentIndex Score
7 records- 0184US8184314B2Image forming apparatus and a communication method with trays thereofOH HAN-SANG·Filed 2006·Granted May 22, 2012·6 cites·25 claims
- 0275US8229313B2Image forming apparatus and method to detect toner thereofOH HAN SANG·Filed 2010·Granted Jul 24, 2012·2 cites·19 claims
- 0373US8879101B2Image forming apparatus and a communication method with trays thereofOH HAN-SANG·Filed 2012·Granted Nov 4, 2014·2 cites·16 claims
- 0469US8862919B2Power control method for image forming apparatus to selectively control switching circuit unit to manage power supply according to last known power status when power is resumed after an abnormal power failureOH HAN-SANG·Filed 2011·Granted Oct 14, 2014·1 cites·24 claims
- 0569US8514437B2Image forming apparatus and control method thereofOH HAN-SANG·Filed 2010·Granted Aug 20, 2013·2 cites·18 claims
- 0648US8478142B2Image forming apparatus and toner sensor status sensing method thereof and determination of agitator abnormalityOH HAN-SANG·Filed 2007·Granted Jul 2, 2013·0 cites·7 claims
- 0745US8270859B2Image forming apparatus and control method thereofOH HAN-SANG·Filed 2009·Granted Sep 18, 2012·0 cites·16 claims
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