Inventor · disambiguated record
Ho-Hyun Hwang
Also filed as: HWANG HO-HYUN
8 granted patents·1 pending application·14 citations·filing 2008–2017
79Inventor score
Top patents by PatentIndex Score
9 records- 0180US8711196B2Weight-balanced polygonal mirror, light scanning unit using the polygonal mirror, and image forming apparatusCHUN JIN-KWON·Filed 2011·Granted Apr 29, 2014·6 cites·20 claims
- 0272US8330784B2Image forming apparatus having variable developer intervalsCHUN JIN-KWON·Filed 2009·Granted Dec 11, 2012·4 cites·4 claims
- 0359US9429748B2Weight-balanced polygonal mirror, light scanning unit using the polygonal mirror, and image forming apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Aug 30, 2016·0 cites·20 claims
- 0456US8350882B2Optical unit, image forming apparatus including the same and optical element thereofSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Jan 8, 2013·2 cites·23 claims
- 0554US8854409B2Image forming apparatus having variable developer intervalsSAMSUNG ELECTRONICS CO LTD·Filed 2012·Granted Oct 7, 2014·0 cites·2 claims
- 0651US8237759B2Light scanning unit and image forming apparatus comprising the sameHWANG HO-HYUN·Filed 2009·Granted Aug 7, 2012·2 cites·26 claims
- 0744US2014210927A1Light scanning unit, method of detecting failure of synchronization signal, and electrophotographic image forming apparatus using light scanning unitSAMSUNG ELECTRONICS CO LTD·Filed 2014·Application pending·0 cites
- 0842US9804557B2Developing device attachable to electrophotographic image forming apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Oct 31, 2017·0 cites·20 claims
- 0941US9933751B2Cartridge support member and image forming apparatus having the sameS PRINTING SOLUTION CO LTD·Filed 2017·Granted Apr 3, 2018·0 cites·20 claims
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