Inventor · disambiguated record
Hongmei Zang
Also filed as: ZANG HONGMEI
109 granted patents·32 pending applications·7,443 citations·filing 2000–2025
99Inventor score
Top patents by PatentIndex Score
141 records- 0199US7830592B1Display devices having micro-reflectorsSIPIX IMAGING INC·Filed 2008·Granted Nov 9, 2010·100 cites·21 claims
- 0299US7715088B2Electrophoretic displaySIPIX IMAGING INC·Filed 2007·Granted May 11, 2010·326 cites·35 claims
- 0399US7385751B2Process for imagewise opening and filling color display components and color displays manufactured thereofSIPIX IMAGING INC·Filed 2005·Granted Jun 10, 2008·120 cites·32 claims
- 0499US7144942B2Composition and process for the sealing of microcups in roll-to-roll display manufacturingSIPIX IMAGING INC·Filed 2002·Granted Dec 5, 2006·291 cites·15 claims
- 0598US9557623B2Electrophoretic display deviceE INK CALIFORNIA LLC·Filed 2015·Granted Jan 31, 2017·40 cites·16 claims
- 0698US9513527B2Color display deviceE INK CALIFORNIA LLC·Filed 2015·Granted Dec 6, 2016·88 cites·19 claims
- 0798US9373289B2Driving methods and circuit for bi-stable displaysSPRAGUE ROBERT·Filed 2012·Granted Jun 21, 2016·109 cites·6 claims
- 0898US9285649B2Color display deviceSIPIX IMAGING INC·Filed 2014·Granted Mar 15, 2016·124 cites·5 claims
- 0998US9171508B2Driving bistable displaysSIPIX IMAGING INC·Filed 2014·Granted Oct 27, 2015·109 cites·19 claims
- 1098US8363306B2Pigment particles for electrophoretic displaySIPIX IMAGING INC·Filed 2011·Granted Jan 29, 2013·56 cites·31 claims
- 1198US7580180B2Magnetophoretic and electromagnetophoretic displaysSIPIX IMAGING INC·Filed 2006·Granted Aug 25, 2009·61 cites·10 claims
- 1298US7557981B2Electrophoretic display and process for its manufactureSIPIX IMAGING INC·Filed 2006·Granted Jul 7, 2009·64 cites·35 claims
- 1398US7226550B2Electrophoretic dispersionsSIPIX IMAGING INC·Filed 2003·Granted Jun 5, 2007·180 cites·24 claims
- 1498US7112114B2Electrophoretic display and process for its manufactureSIPIX IMAGING INC·Filed 2005·Granted Sep 26, 2006·55 cites·26 claims
- 1598US6972893B2Process for imagewise opening and filling color display components and color displays manufactured thereofSIPIX IMAGING INC·Filed 2002·Granted Dec 6, 2005·131 cites·48 claims
- 1698US6930818B1Electrophoretic display and novel process for its manufactureSIPIX IMAGING INC·Filed 2000·Granted Aug 16, 2005·385 cites·30 claims
- 1798US6788449B2Electrophoretic display and novel process for its manufactureSIPIX IMAGING INC·Filed 2001·Granted Sep 7, 2004·637 cites·26 claims
- 1898US6788452B2Process for manufacture of improved color displaysSIPIX IMAGING INC·Filed 2002·Granted Sep 7, 2004·177 cites·51 claims
- 1998US6672921B1Manufacturing process for electrophoretic displaySIPIX IMAGING INC·Filed 2000·Granted Jan 6, 2004·821 cites·30 claims
- 2098US6545797B2Process for imagewise opening and filling color display components and color displays manufactured thereofSIPIX IMAGING INC·Filed 2001·Granted Apr 8, 2003·196 cites·37 claims
- 2197US10613407B2Anisotropic conductive dielectric layer for electrophoretic displayE INK CALIFORNIA LLC·Filed 2015·Granted Apr 7, 2020·26 cites·14 claims
- 2297US10339876B2Driving methods for color display deviceE INK CALIFORNIA LLC·Filed 2014·Granted Jul 2, 2019·98 cites·20 claims
- 2397US10162242B2Color display deviceE INK CALIFORNIA LLC·Filed 2014·Granted Dec 25, 2018·69 cites·13 claims
- 2497US10036931B2Color display deviceE INK CALIFORNIA LLC·Filed 2016·Granted Jul 31, 2018·15 cites·14 claims
- 2597US9778537B2Additive particles for improving optical performance of an electrophoretic displayE INK CALIFORNIA LLC·Filed 2016·Granted Oct 3, 2017·37 cites·8 claims
- 2697US9025238B2Piezo electrophoretic displaySIPIX IMAGING INC·Filed 2013·Granted May 5, 2015·46 cites·12 claims
- 2797US8961831B2Silane-containing pigment particles for electrophoretic displayDU HUI·Filed 2011·Granted Feb 24, 2015·44 cites·10 claims
- 2897US8361356B2Composition and process for the sealing of microcups in roll-to-roll display manufacturingSIPIX IMAGING INC·Filed 2006·Granted Jan 29, 2013·37 cites·19 claims
- 2997US8238021B2Display devices having micro-reflectors and color filtersSPRAGUE ROBERT A·Filed 2010·Granted Aug 7, 2012·28 cites·5 claims
- 3097US7951938B2Fluorinated dyes or colorants and their usesSIPIX IMAGING INC·Filed 2008·Granted May 31, 2011·38 cites·14 claims
- 3197US7767112B2Method for inducing or enhancing the threshold voltage of an electrophoretic displaySIPIX IMAGING INC·Filed 2007·Granted Aug 3, 2010·30 cites·25 claims
- 3297US7522332B2Electrophoretic display and process for its manufactureSIPIX IMAGING INC·Filed 2005·Granted Apr 21, 2009·27 cites·19 claims
- 3397US7470386B2Roll-to-roll embossing tools and processesSIPIX IMAGING INC·Filed 2005·Granted Dec 30, 2008·45 cites·14 claims
- 3497US6914714B2Process for imagewise opening and filling color display components and color displays manufactured thereofSIPIX IMAGING INC·Filed 2004·Granted Jul 5, 2005·96 cites·38 claims
- 3597US6859302B2Electrophoretic display and novel process for its manufactureSIPIX IMAGING INC·Filed 2002·Granted Feb 22, 2005·110 cites·44 claims
- 3697US6850355B2Electrophoretic display with color filtersSIPIX IMAGING INC·Filed 2002·Granted Feb 1, 2005·107 cites·28 claims
- 3797US6831770B2Electrophoretic display and novel process for its manufactureSIPIX IMAGING INC·Filed 2002·Granted Dec 14, 2004·62 cites·37 claims
- 3897US6829078B2Electrophoretic display and novel process for its manufactureSIPIX IMAGING INC·Filed 2003·Granted Dec 7, 2004·117 cites·50 claims
- 3997US6751008B2Electrophoretic display and novel process for its manufactureSIPIX IMAGING INC·Filed 2002·Granted Jun 15, 2004·80 cites·4 claims
- 4096US10380931B2Driving methods for color display deviceE INK CALIFORNIA LLC·Filed 2017·Granted Aug 13, 2019·18 cites·1 claims
- 4196US9759980B2Color display deviceE INK CALIFORNIA INC·Filed 2016·Granted Sep 12, 2017·68 cites·17 claims
- 4296US9436058B2Electrophoretic display film for anti-counterfeit applicationE INK CALIFORNIA LLC·Filed 2015·Granted Sep 6, 2016·23 cites·14 claims
- 4396US9428649B2Electrophoretic dispersionLI YU·Filed 2011·Granted Aug 30, 2016·37 cites·7 claims
- 4496US9388307B2Microcup compositionsSIPIX IMAGING INC·Filed 2012·Granted Jul 12, 2016·36 cites·10 claims
- 4596US9372380B2Electrophoretic fluidDU HUI·Filed 2012·Granted Jun 21, 2016·72 cites·16 claims
- 4696US9366935B2Electrophoretic fluidDU HUI·Filed 2012·Granted Jun 14, 2016·70 cites·21 claims
- 4796US9081250B2Electrophoretic display and process for its manufactureSIPIX IMAGING INC·Filed 2013·Granted Jul 14, 2015·16 cites·9 claims
- 4896US8582197B2Process for preparing a display panelLIANG RONG-CHANG·Filed 2011·Granted Nov 12, 2013·23 cites·12 claims
- 4996US8462102B2Driving methods for bistable displaysWONG JIALOCK·Filed 2009·Granted Jun 11, 2013·152 cites·11 claims
- 5096US8274472B1Driving methods for bistable displaysWANG WANHENG·Filed 2008·Granted Sep 25, 2012·164 cites·12 claims
Showing the top 50 of 141 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →