Inventor · disambiguated record
Yong-Baek Yoo
Also filed as: YOO YONG-BAEK
23 granted patents·8 pending applications·131 citations·filing 1994–2008
95Inventor score
Top patents by PatentIndex Score
31 records- 0177US5666596AProcess cartridge of an image forming deviceSAMSUNG ELECTRONICS CO LTD·Filed 1996·Granted Sep 9, 1997·26 cites·20 claims
- 0267US6289184B1Apparatus for measuring concentration of developer of liquid printerSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Sep 11, 2001·11 cites·5 claims
- 0363US8086153B2Developing apparatus usable with image forming apparatus, image forming apparatus having the same, method to prevent developer from flowing out the developing apparatusJEON IN-CHEOL·Filed 2008·Granted Dec 27, 2011·2 cites·23 claims
- 0463US6694118B2Developing apparatus of electrophotographic printerSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Feb 17, 2004·8 cites·41 claims
- 0561US5812905AMethod and apparatus for controlling a charge voltage of an OPC drum to be an optimum valueSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Sep 22, 1998·14 cites·17 claims
- 0660US5933685AApparatus for detecting concentration of developer by measurement of optical transmissivitySAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Aug 3, 1999·14 cites·7 claims
- 0757US6807394B2Apparatus for connecting and disconnecting developing bias power supplySAMSUNG ELECTRONICS CO LTD·Filed 2003·Granted Oct 19, 2004·6 cites·16 claims
- 0857US6091914ALiquid developer concentration measuring apparatus of an image processorSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Jul 18, 2000·12 cites·20 claims
- 0956US7447455B2Color image forming apparatus and mono color printing method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Nov 4, 2008·1 cites·39 claims
- 1051US7164876B2Photoreceptor unitSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Jan 16, 2007·4 cites·44 claims
- 1148US6413318B2Sheet coating apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Jul 2, 2002·8 cites·4 claims
- 1242US6819887B1Apparatus and method for measuring concentration of developer in liquid printerSAMSUNG ELECTRONICS CO LTD·Filed 2000·Granted Nov 16, 2004·2 cites·21 claims
- 1341US7260343B2Gear assembly used with an image forming apparatus, an optical photoconductive (OPC) unit having the same, and a method of driving the gear assemblySAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Aug 21, 2007·1 cites·33 claims
- 1440US7263310B2Housing assembly of OPC unitSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Aug 28, 2007·1 cites·36 claims
- 1539US2007172244A1Electrophotographic image forming apparatus and method for improving transferring propertiesSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 1638US5970289AApparatus for eliminating excess ions of a developer for liquid electrophotographic printerSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Oct 19, 1999·4 cites·8 claims
- 1737US2006084000A1Toner composition for electrophotographic imaging apparatus and method of preparing the sameSAMSUNG ELECTRONICS CO LTD·Filed 2005·Application pending·0 cites
- 1837US2006257156A1Image forming apparatus for determining conveying state of printing medium and a method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 1936US2007172248A1Charging voltage supply and method for supplying charging voltageSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 2036US2008187337A1Image forming apparatus and electric discharge reduction method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2008·Application pending·0 cites
- 2135US6718156B2Waste toner collecting apparatus of electrophotographic image forming deviceSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Apr 6, 2004·0 cites·32 claims
- 2235US5758225AMethod and device for supplying a variable bias voltage to a developing rollerSAMSUNG ELECTRONICS CO LTD·Filed 1994·Granted May 26, 1998·3 cites·3 claims
- 2334US6704530B2Method for forming image in electrophotographic printerSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Mar 9, 2004·0 cites·4 claims
- 2434US5897240AConcentration measuring device of electrographic printerSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Apr 27, 1999·3 cites·7 claims
- 2534US5828927AMethod of preventing back side of paper from contamination in electrophotography printerSAMSUNG ELECTRONICS CO LTD·Filed 1997·Granted Oct 27, 1998·5 cites·19 claims
- 2634US2005129426A1Photosensitive drum having a spacer and electrophotograhic image forming apparatus having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2004·Application pending·0 cites
- 2734US2003170554A1Photosensitive drum for printing apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2002·Application pending·0 cites
- 2834US2005078979A1Organic photoconductive drum assemblyFiled 2004·Application pending·0 cites
- 2933US6101342AApparatus and method for measuring developer contamination of printerSAMSUNG ELECTRONICS CO LTD·Filed 1999·Granted Aug 8, 2000·2 cites·14 claims
- 3032US5812904AImage forming apparatus and method for controlling charging potential differently between image forming area and non-image forming area of photosensitive drumSAMSUNG ELECTRONICS CO LTD·Filed 1996·Granted Sep 22, 1998·3 cites·15 claims
- 3131US5890039AApparatus for preventing toner from settling in a wet developing unitSAMSUNG ELECTRONICS CO LTD·Filed 1998·Granted Mar 30, 1999·1 cites·9 claims
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