Inventor · disambiguated record
Colleen A. Helbig
Also filed as: HELBIG COLLEEN A
9 granted patents·2 pending applications·166 citations·filing 1997–2005
88Inventor score
Files withXEROX CORP11
Top patents by PatentIndex Score
11 records- 0195US6933089B2Imaging memberXEROX CORP·Filed 2002·Granted Aug 23, 2005·60 cites·28 claims
- 0294US7018756B2Dual charge transport layer and photoconductive imaging member including the sameXEROX CORP·Filed 2003·Granted Mar 28, 2006·56 cites·15 claims
- 0377US6780554B2Imaging memberXEROX CORP·Filed 2002·Granted Aug 24, 2004·15 cites·31 claims
- 0469US6645686B1Electrophotographic imaging membersXEROX CORP·Filed 2002·Granted Nov 11, 2003·11 cites·17 claims
- 0568US7267917B2Photoreceptor charge transport layer compositionXEROX CORP·Filed 2004·Granted Sep 11, 2007·10 cites·20 claims
- 0652US5686215AMultilayered electrophotographic imaging memberXEROX CORP·Filed 1997·Granted Nov 11, 1997·11 cites·15 claims
- 0748US7052813B2Imaging memberXEROX CORP·Filed 2005·Granted May 30, 2006·0 cites·22 claims
- 0847US2006024445A1Extrusion coating systemXEROX CORP·Filed 2004·Application pending·0 cites
- 0945US7022445B2Imaging memberXEROX CORP·Filed 2002·Granted Apr 4, 2006·2 cites·2 claims
- 1040US7192678B2Photoreceptor charge transport layer compositionXEROX CORP·Filed 2004·Granted Mar 20, 2007·1 cites·17 claims
- 1133US2004115544A1Imaging memberXEROX CORP·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →