Inventor · disambiguated record
Fred W. Schmidlin
Also filed as: SCHMIDLIN FRED · SCHMIDLIN FRED W · SCHMIDLIN FRED WILLIAM
35 granted patents·1,165 citations·filing 1974–2001
98Inventor score
Top patents by PatentIndex Score
35 records- 0198US4743926ADirect electrostatic printing apparatus and toner/developer delivery system thereforXEROX CORP·Filed 1986·Granted May 10, 1988·100 cites·13 claims
- 0298US4647179ADevelopment apparatusXEROX CORP·Filed 1984·Granted Mar 3, 1987·102 cites·21 claims
- 0397US4860036ADirect electrostatic printer (DEP) and printhead structure thereforXEROX CORP·Filed 1988·Granted Aug 22, 1989·68 cites·9 claims
- 0497US4814796ADirect electrostatic printing apparatus and toner/developer delivery system thereforXEROX CORP·Filed 1986·Granted Mar 21, 1989·77 cites·21 claims
- 0594US5214451AToner supply leveling in multiplexed DEPXEROX CORP·Filed 1991·Granted May 25, 1993·61 cites·4 claims
- 0694US5204697AIonographic functional color printer based on Traveling Cloud DevelopmentXEROX CORP·Filed 1990·Granted Apr 20, 1993·52 cites·6 claims
- 0793US4912489ADirect electrostatic printing apparatus with toner supply-side control electrodesXEROX CORP·Filed 1988·Granted Mar 27, 1990·74 cites·10 claims
- 0893US4903050AToner recovery for DEP cleaning processXEROX CORP·Filed 1989·Granted Feb 20, 1990·43 cites·12 claims
- 0993US4755837ADirect electrostatic printing apparatus and printhead cleaning structure thereforXEROX CORP·Filed 1986·Granted Jul 5, 1988·45 cites·10 claims
- 1092US6499831B2Powder conveying and dispensing method and apparatus using traveling wave transportTECHNOLOGY INNOVATIONS LLC·Filed 2001·Granted Dec 31, 2002·43 cites·15 claims
- 1190US5453768APrinting apparatus with toner projection meansFiled 1993·Granted Sep 26, 1995·41 cites·8 claims
- 1289US5204696ACeramic printhead for direct electrostatic printingXEROX CORP·Filed 1991·Granted Apr 20, 1993·64 cites·11 claims
- 1389US5038159AApertured printhead for direct electrostatic printingXEROX CORP·Filed 1989·Granted Aug 6, 1991·53 cites·12 claims
- 1489US4780733APrinting apparatus and toner/developer delivery system thereforXEROX CORP·Filed 1987·Granted Oct 25, 1988·33 cites·12 claims
- 1588US4810604ACombination xerographic and direct electrostatic printing apparatus for highlight color imagingXEROX CORP·Filed 1987·Granted Mar 7, 1989·32 cites·8 claims
- 1685US3951519ALiquid crystal imaging systemXEROX CORP·Filed 1974·Granted Apr 20, 1976·19 cites·18 claims
- 1780US5153618AIonographic imaging systemXEROX CORP·Filed 1991·Granted Oct 6, 1992·27 cites·16 claims
- 1876US4949103ADirect electrostatic printing apparatus and method for making labelsXEROX CORP·Filed 1989·Granted Aug 14, 1990·22 cites·5 claims
- 1975US4876561APrinting apparatus and toner/developer delivery system thereforXEROX CORP·Filed 1988·Granted Oct 24, 1989·19 cites·14 claims
- 2074US5850587AElectrostatic toner conditioning and controlling means IIFiled 1998·Granted Dec 15, 1998·23 cites·19 claims
- 2172US5257046ADirect electrostatic printing with latent image assistXEROX CORP·Filed 1992·Granted Oct 26, 1993·17 cites·20 claims
- 2271US3978817APatterned gravure and doctoring means thereforXEROX CORP·Filed 1975·Granted Sep 7, 1976·13 cites·12 claims
- 2369US5040004ABelt donor for direct electrostatic printingXEROX CORP·Filed 1989·Granted Aug 13, 1991·15 cites·6 claims
- 2465US5193011AMethod and apparatus for producing variable width pulses to produce an image having gray levelsXEROX CORP·Filed 1990·Granted Mar 9, 1993·15 cites·29 claims
- 2564US5132708ADEP apparatus for selectively creating monochrome highlight color or process color imagesXEROX CORP·Filed 1990·Granted Jul 21, 1992·14 cites·30 claims
- 2661US5073434AIonographic imaging systemXEROX CORP·Filed 1989·Granted Dec 17, 1991·18 cites·10 claims
- 2760US5276488ADonor belt and electrode structure supported behind the belt for developing electrostatic images with tonerXEROX CORP·Filed 1992·Granted Jan 4, 1994·12 cites·12 claims
- 2859US6416171B1Xerojet dry powder printing processTECHNOLOGY INNOVATIONS LLC·Filed 1998·Granted Jul 9, 2002·13 cites·31 claims
- 2959US5541716AElectrostatic toner conditioning and transport systemFiled 1995·Granted Jul 30, 1996·13 cites·21 claims
- 3055US5337124ALow bead impulse donor loadingXEROX CORP·Filed 1992·Granted Aug 9, 1994·10 cites·7 claims
- 3154US4752810ACleaning apparatus for charge retentive surfacesXEROX CORP·Filed 1985·Granted Jun 21, 1988·9 cites·4 claims
- 3247US5517288AToner ribbon development cassetteXEROX CORP·Filed 1993·Granted May 14, 1996·7 cites·14 claims
- 3345US4088485AGraded bandgap xerographic plateXEROX CORP·Filed 1975·Granted May 9, 1978·5 cites·23 claims
- 3438US5097277ACyclonic toner charging donorXEROX CORP·Filed 1990·Granted Mar 17, 1992·4 cites·20 claims
- 3536US4014697AElectrostatographic imaging memberXEROX CORP·Filed 1975·Granted Mar 29, 1977·2 cites·1 claims
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