Assignee
DATAPRODUCTS CORP
US·130 granted patents·4,412 citations·filing 1975–1998
Top patents by PatentIndex Score
130 records- 0199US5258774ACompensation for aerodynamic influences in ink jet apparatuses having ink jet chambers utilizing a plurality of orificesDATAPRODUCTS CORP·Filed 1992·Granted Nov 2, 1993·512 cites·9 claims
- 0298US5041161ASemi-solid ink jet and method of using sameDATAPRODUCTS CORP·Filed 1989·Granted Aug 20, 1991·155 cites·17 claims
- 0397USD335683SSmooth edge recessed solid ink pelletDATAPRODUCTS CORP·Filed 1992·Granted May 18, 1993·96 cites·1 claims
- 0496USD346821SStepped diameter recessed solid ink pelletDATAPRODUCTS CORP·Filed 1992·Granted May 10, 1994·77 cites·1 claims
- 0596US5021802AThermally reversible sol-gel phase change ink or bubble jet inkDATAPRODUCTS CORP·Filed 1989·Granted Jun 4, 1991·112 cites·8 claims
- 0696US4833486AInk jet image transfer lithographicDATAPRODUCTS CORP·Filed 1987·Granted May 23, 1989·127 cites·41 claims
- 0796US4228396AElectronic tachometer and combined brushless motor commutation and tachometer systemDATAPRODUCTS CORP·Filed 1978·Granted Oct 14, 1980·133 cites·5 claims
- 0895US4312008AImpulse jet head using etched siliconDATAPRODUCTS CORP·Filed 1979·Granted Jan 19, 1982·57 cites·10 claims
- 0994US5343226AInk jet ink supply apparatusDATAPRODUCTS CORP·Filed 1990·Granted Aug 30, 1994·105 cites·4 claims
- 1093US4739339ACartridge and method of using a cartridge for phase change ink in an ink jet apparatusDATAPRODUCTS CORP·Filed 1986·Granted Apr 19, 1988·80 cites·33 claims
- 1191US5202659AMethod and apparatus for selective multi-resonant operation of an ink jet controlling dot sizeDATAPRODUCTS CORP·Filed 1992·Granted Apr 13, 1993·103 cites·15 claims
- 1290US5597856AHot melt ink for transparency applicationsDATAPRODUCTS CORP·Filed 1993·Granted Jan 28, 1997·141 cites·14 claims
- 1390US5329293AMethods and apparatus for preventing clogging in ink jet printersDATAPRODUCTS CORP·Filed 1991·Granted Jul 12, 1994·94 cites·27 claims
- 1489US4973980AAcoustic microstreaming in an ink jet apparatusDATAPRODUCTS CORP·Filed 1989·Granted Nov 27, 1990·50 cites·22 claims
- 1589US4791439AInk jet apparatus with improved reservoir system for handling hot melt inkDATAPRODUCTS CORP·Filed 1986·Granted Dec 13, 1988·58 cites·14 claims
- 1689US4591774AHigh performance incremental motion system using a closed loop stepping motorDATAPRODUCTS CORP·Filed 1984·Granted May 27, 1986·59 cites·14 claims
- 1787US4901093AMethod and apparatus for printing with ink jet chambers utilizing a plurality of orificesDATAPRODUCTS CORP·Filed 1988·Granted Feb 13, 1990·44 cites·26 claims
- 1886US4429307ACapacitive transducer with continuous sinusoidal outputDATAPRODUCTS CORP·Filed 1982·Granted Jan 31, 1984·45 cites·10 claims
- 1985US5798774AGas assisted ink jet apparatus and methodDATAPRODUCTS CORP·Filed 1996·Granted Aug 25, 1998·58 cites·29 claims
- 2085US5371837AVirtual printerDATAPRODUCTS CORP·Filed 1994·Granted Dec 6, 1994·126 cites·39 claims
- 2185US4823146ACartridge and method of using a cartridge for phase change ink in an ink jet apparatusDATAPRODUCTS CORP·Filed 1988·Granted Apr 18, 1989·53 cites·29 claims
- 2285US4793264ALow corrosion impulse ink jet ink containing anti-oxidantDATAPRODUCTS CORP·Filed 1987·Granted Dec 27, 1988·43 cites·2 claims
- 2385US4779099AClamp for and method of fabricating a multi-layer ink jet apparatusDATAPRODUCTS CORP·Filed 1987·Granted Oct 18, 1988·38 cites·23 claims
- 2484US4758276AStearic acid-containing ink jet inksDATAPRODUCTS CORP·Filed 1986·Granted Jul 19, 1988·42 cites·9 claims
- 2583US5903716AVirtual printerDATAPRODUCTS CORP·Filed 1997·Granted May 11, 1999·147 cites·23 claims
- 2683US5181049APhase change ink replenishment systemDATAPRODUCTS CORP·Filed 1989·Granted Jan 19, 1993·48 cites·13 claims
- 2783US4164376AMultiple path paper feed system for a printerDATAPRODUCTS CORP·Filed 1977·Granted Aug 14, 1979·36 cites·4 claims
- 2882US5350446AHot melt impulse ink jet ink with dispersed solid pigment in a hot melt vehicleDATAPRODUCTS CORP·Filed 1993·Granted Sep 27, 1994·44 cites·40 claims
- 2981US4788557AInk jet method and apparatus for reducing cross talkDATAPRODUCTS CORP·Filed 1987·Granted Nov 29, 1988·32 cites·14 claims
- 3081US4745420AMethod and apparatus for controlling the size of dots produced by jetting phase change inkDATAPRODUCTS CORP·Filed 1986·Granted May 17, 1988·63 cites·18 claims
- 3180US5256192ASolvent based fluorescent ink compositions for ink jet printingDATAPRODUCTS CORP·Filed 1992·Granted Oct 26, 1993·44 cites·23 claims
- 3280US5070345AInterlaced ink jet printingDATAPRODUCTS CORP·Filed 1990·Granted Dec 3, 1991·57 cites·28 claims
- 3380US4752789AMulti-layer transducer array for an ink jet apparatusDATAPRODUCTS CORP·Filed 1986·Granted Jun 21, 1988·36 cites·5 claims
- 3479US4992806AMethod of jetting phase change inkDATAPRODUCTS CORP·Filed 1987·Granted Feb 12, 1991·26 cites·27 claims
- 3579US4425046ARibbon cassette and sensor assemblyDATAPRODUCTS CORP·Filed 1982·Granted Jan 10, 1984·24 cites·12 claims
- 3679US4282583AMicroprogrammable processor control printer systemDATAPRODUCTS CORP·Filed 1979·Granted Aug 4, 1981·38 cites·12 claims
- 3779US4100480APosition and velocity sensorsDATAPRODUCTS CORP·Filed 1976·Granted Jul 11, 1978·38 cites·31 claims
- 3877US4896166AReplaceable thermal print head assemblyDATAPRODUCTS CORP·Filed 1988·Granted Jan 23, 1990·29 cites·13 claims
- 3977US4404353AUrethane elastomer for printing belts and process thereforDATAPRODUCTS CORP·Filed 1981·Granted Sep 13, 1983·25 cites·20 claims
- 4077US4179732AMicroprogrammable processor control printer systemDATAPRODUCTS CORP·Filed 1977·Granted Dec 18, 1979·35 cites·19 claims
- 4176US5638497AVirtual printerDATAPRODUCTS CORP·Filed 1994·Granted Jun 10, 1997·80 cites·8 claims
- 4276US4229114AMechanism for operator-replaceable printheadDATAPRODUCTS CORP·Filed 1979·Granted Oct 21, 1980·17 cites·15 claims
- 4374US5239312AInterlaced ink jet printingDATAPRODUCTS CORP·Filed 1990·Granted Aug 24, 1993·43 cites·31 claims
- 4474US4751774AMethod of fabricating an ink jet apparatusDATAPRODUCTS CORP·Filed 1986·Granted Jun 21, 1988·21 cites·10 claims
- 4573US5239316AHead tend media and system for an ink jet printerDATAPRODUCTS CORP·Filed 1992·Granted Aug 24, 1993·32 cites·24 claims
- 4672US5559539AInk jet recording apparatus having self aligning print head cleaning system and method of operating the print head cleaning systemDATAPRODUCTS CORP·Filed 1993·Granted Sep 24, 1996·29 cites·17 claims
- 4772US5541624AImpulse ink jet apparatus employing ink in solid state formDATAPRODUCTS CORP·Filed 1994·Granted Jul 30, 1996·25 cites·4 claims
- 4872US5197812AHigh accuracy vacuum belt and pinch roller media transport mechanismDATAPRODUCTS CORP·Filed 1992·Granted Mar 30, 1993·35 cites·9 claims
- 4972US5182572ADemand ink jet utilizing a phase change ink and method of operatingDATAPRODUCTS CORP·Filed 1991·Granted Jan 26, 1993·30 cites·19 claims
- 5072US5142296AInk jet nozzle crosstalk suppressionDATAPRODUCTS CORP·Filed 1990·Granted Aug 25, 1992·36 cites·6 claims
Showing the top 50 of 130 patent records by PatentIndex Score.
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