Inventor · disambiguated record
Delmer G. Parker
Also filed as: PARKER DELMER G
42 granted patents·804 citations·filing 1975–2000
98Inventor score
Files withXEROX CORP42
Top patents by PatentIndex Score
42 records- 0197US4901114ATri level xerography using a MICR toner in combination with a non-MICR tonerXEROX CORP·Filed 1988·Granted Feb 13, 1990·69 cites·6 claims
- 0293US4034709ADeveloper rollXEROX CORP·Filed 1975·Granted Jul 12, 1977·42 cites·14 claims
- 0392US4771314ADeveloper apparatus for a highlight printing apparatusXEROX CORP·Filed 1986·Granted Sep 13, 1988·42 cites·21 claims
- 0492US3996892ASpatially programmable electrode-type roll for electrostatographic processors and the likeXEROX CORP·Filed 1975·Granted Dec 14, 1976·39 cites·23 claims
- 0592US3950089ACoated roll for magnetic brush development and cleaning systemsXEROX CORP·Filed 1975·Granted Apr 13, 1976·38 cites·13 claims
- 0691US4833504ASingle pass highlight color printer including a scavengeless developer housingXEROX CORP·Filed 1987·Granted May 23, 1989·38 cites·9 claims
- 0788US4847655AHighlight color imaging apparatusXEROX CORP·Filed 1987·Granted Jul 11, 1989·33 cites·13 claims
- 0887US6188861B1Tandem tri-level xerographic apparatus and method for producing pictorial color imagesXEROX CORP·Filed 2000·Granted Feb 13, 2001·31 cites·6 claims
- 0987US5049949AExtension of tri-level xerography to black plus 2 colorsXEROX CORP·Filed 1989·Granted Sep 17, 1991·30 cites·13 claims
- 1087US4990955AWhite level stabilization for tri-level imagingXEROX CORP·Filed 1989·Granted Feb 5, 1991·31 cites·7 claims
- 1186US4761672ARamped developer biasesXEROX CORP·Filed 1987·Granted Aug 2, 1988·30 cites·24 claims
- 1285US4998139AAdaptive bias control for tri-level xerographyXEROX CORP·Filed 1989·Granted Mar 5, 1991·28 cites·12 claims
- 1378US5021838APreferred toner/carrier propertiesXEROX CORP·Filed 1989·Granted Jun 4, 1991·21 cites·5 claims
- 1478US4067295AMagnetic microfield donor systemXEROX CORP·Filed 1976·Granted Jan 10, 1978·18 cites·4 claims
- 1576US4868608AHighlight color imaging apparatusXEROX CORP·Filed 1988·Granted Sep 19, 1989·20 cites·18 claims
- 1673US6725010B1Fusing apparatus having an induction heated fuser rollerXEROX CORP·Filed 1999·Granted Apr 20, 2004·22 cites·5 claims
- 1772US5038177ASelective pre-transfer corona transfer with light treatment for tri-level xerographyXEROX CORP·Filed 1988·Granted Aug 6, 1991·16 cites·11 claims
- 1871US6163672ATandem tri-level xerographic apparatus and method for producing highly registered pictorial color imagesXEROX CORP·Filed 1999·Granted Dec 19, 2000·22 cites·15 claims
- 1970US5890033ADeveloper housing heater using a centrally heated mixing augerXEROX CORP·Filed 1997·Granted Mar 30, 1999·19 cites·6 claims
- 2070US5837408AXerocolography tandem architectures for high speed color printingXEROX CORP·Filed 1997·Granted Nov 17, 1998·40 cites·20 claims
- 2162US6122477AInduction heated fusing apparatus having a dual function transformer assemblyXEROX CORP·Filed 1999·Granted Sep 19, 2000·23 cites·4 claims
- 2261US5061969AHybrid development scheme for trilevel xerographyXEROX CORP·Filed 1990·Granted Oct 29, 1991·13 cites·14 claims
- 2361US4050413AMagnetic brush crossmixing systemXEROX CORP·Filed 1975·Granted Sep 27, 1977·9 cites·17 claims
- 2460US5895738AExtension of xerocolorgraphy to full color printing employing additive RGB+ K colorsXEROX CORP·Filed 1997·Granted Apr 20, 1999·14 cites·8 claims
- 2558US5351113APre-pretransfer treatment to increase transfer latitude in tri-level xerographyXEROX CORP·Filed 1994·Granted Sep 27, 1994·11 cites·26 claims
- 2658US4353637ADevelopment systemXEROX CORP·Filed 1981·Granted Oct 12, 1982·9 cites·32 claims
- 2756US5592271ADonor rolls with capacitively cushioned commutationXEROX CORP·Filed 1996·Granted Jan 7, 1997·12 cites·34 claims
- 2854US5751437ADevelopment combination exposure and recharge scheme to eliminate development defects in two pass process color xerocolographyXEROX CORP·Filed 1997·Granted May 12, 1998·11 cites·20 claims
- 2950US4761668AHighlight color printerXEROX CORP·Filed 1986·Granted Aug 2, 1988·8 cites·14 claims
- 3049US5701564AScavengeless development apparatus including an electroded donor roll having a tri-contact commutator assemblyXEROX CORP·Filed 1996·Granted Dec 23, 1997·9 cites·10 claims
- 3149US5592281ADevelopment scheme for three color highlight color trilevel xerographyXEROX CORP·Filed 1994·Granted Jan 7, 1997·7 cites·22 claims
- 3249US5539505ACommutating method for SCD donor roll biasXEROX CORP·Filed 1993·Granted Jul 23, 1996·7 cites·9 claims
- 3347US5729807AOptically switched commutator scheme for hybrid scavengeless segmented electroded donor rollsXEROX CORP·Filed 1997·Granted Mar 17, 1998·8 cites·8 claims
- 3446US4543586AMagnetizing apparatus for a magnetographic printerXEROX CORP·Filed 1984·Granted Sep 24, 1985·6 cites·6 claims
- 3543US5081503ACompact magnetic bead pick-off deviceXEROX CORP·Filed 1991·Granted Jan 14, 1992·6 cites·14 claims
- 3643US3976881AArrangement for stabilizing corona devicesXEROX CORP·Filed 1975·Granted Aug 24, 1976·4 cites·4 claims
- 3742US4095883AMagnetic mixing apparatus and processXEROX CORP·Filed 1976·Granted Jun 20, 1978·5 cites·30 claims
- 3841US4335159AMethod for developing latent electrostatic imagesXEROX CORP·Filed 1979·Granted Jun 15, 1982·3 cites·3 claims
- 3938US5410395AMeans for controlling trilevel inter housing scorotron charging levelXEROX CORP·Filed 1993·Granted Apr 25, 1995·4 cites·20 claims
- 4035US6028616AEnhanced color gamut from 2-pass xerocolography with 2λ imager and 2-layer photoreceptorXEROX CORP·Filed 1997·Granted Feb 22, 2000·3 cites·20 claims
- 4133US5589917ADonor rolls with magnetically coupled (Transformer) commutationXEROX CORP·Filed 1995·Granted Dec 31, 1996·2 cites·19 claims
- 4231US5790928ASwitchable dual wavelength flood lamp for simplified color printing architecture based on xerocolographyXEROX CORP·Filed 1997·Granted Aug 4, 1998·1 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →