Inventor · disambiguated record
Junichi Suetsugu
Also filed as: SUETSUGU JUNICHI
56 granted patents·356 citations·filing 1995–2002
98Inventor score
Top patents by PatentIndex Score
56 records- 0187US6039442AElectrostatic ink jet recording device having a stirring systemNEC CORP·Filed 1997·Granted Mar 21, 2000·57 cites·7 claims
- 0276US6542704B2Device and method for constantly adjusting the concentration and filling level of developing solution in a printing processFUJI XEROX CO LTD·Filed 2001·Granted Apr 1, 2003·16 cites·7 claims
- 0364US6135590AInk cartridge capable of preventing leak of inkNEC CORP·Filed 1998·Granted Oct 24, 2000·22 cites·21 claims
- 0460US6179418B1Electrostatic ink jet recording apparatus that adjusts the amount of heat based on the type of recording materialNEC CORP·Filed 1997·Granted Jan 30, 2001·18 cites·22 claims
- 0558US6076909AGap adjusting device for a print head used in an ink jet recording apparatus and gap adjusting methodNEC CORP·Filed 1998·Granted Jun 20, 2000·16 cites·17 claims
- 0653US6164760AToner quantity detection and replenishment system for an electrostatic ink jet recording apparatusNEC CORP·Filed 1997·Granted Dec 26, 2000·13 cites·19 claims
- 0751US6128450AMethod and apparatus for detecting ink concentrationNEC CORP·Filed 1999·Granted Oct 3, 2000·9 cites·10 claims
- 0850US5801730AInk jet print head having a projecting ejection electrodeNEC CORP·Filed 1996·Granted Sep 1, 1998·11 cites·7 claims
- 0949US5905510AToner content monitoring system for use in a recording head for ink-jet printerNEC CORP·Filed 1996·Granted May 18, 1999·11 cites·11 claims
- 1048US6130691AInkjet recording apparatus having specific driving circuitry for driving electrophoresis electrodesNEC CORP·Filed 1997·Granted Oct 10, 2000·10 cites·32 claims
- 1147US6152557AElectrostatic ink jet recorderNEC CORP·Filed 1998·Granted Nov 28, 2000·9 cites·4 claims
- 1247US5874972AElectrostatic ink jet record head having a control electrode for equalizing the electric field of an ink chamber an ink jet recorder using sameNEC CORP·Filed 1996·Granted Feb 23, 1999·10 cites·3 claims
- 1346US6172693B1Ink jet recording head having ink stirring electrodes for dispersing inkNEC CORP·Filed 1997·Granted Jan 9, 2001·9 cites·7 claims
- 1446US6022097AInk-jet printer to use ink containing pigment particlesNEC CORP·Filed 1996·Granted Feb 8, 2000·10 cites·11 claims
- 1545US6389244B1Toner density sensor, and ink jet head, developing unit and image forming apparatus in which toner density sensor is usedNEC CORP·Filed 1999·Granted May 14, 2002·7 cites·19 claims
- 1645US5742412AInk jet type head for pigment type ink with different pulses applied to electrodesNEC CORP·Filed 1996·Granted Apr 21, 1998·9 cites·4 claims
- 1744US5991559ASolute concentration control method and apparatusNEC CORP·Filed 1998·Granted Nov 23, 1999·6 cites·23 claims
- 1844US5877790AElectrostatic ink jet recording apparatus ejecting ink using different electric potentials applied to different electrodesNEC CORP·Filed 1996·Granted Mar 2, 1999·8 cites·15 claims
- 1943US5969732AElectrostatic ink-jet recording device with control electrodes for selectively preventing ejection of tonerNEC CORP·Filed 1996·Granted Oct 19, 1999·7 cites·20 claims
- 2042US6224193B1Inkjet recording apparatus having gate electrodes and print head thereofNEC CORP·Filed 1997·Granted May 1, 2001·8 cites·19 claims
- 2141US5754200AInk jet type head assemblyNEC CORP·Filed 1996·Granted May 19, 1998·6 cites·4 claims
- 2240US6059399AInk-jet recording apparatus with improved ink density formationNEC CORP·Filed 1997·Granted May 9, 2000·6 cites·9 claims
- 2340US5926194AElectrostatic ink jet recording deviceNEC CORP·Filed 1996·Granted Jul 20, 1999·6 cites·15 claims
- 2439US6290338B1Ink jet print headNEC CORP·Filed 1998·Granted Sep 18, 2001·3 cites·10 claims
- 2539US6142610APrecision ejection ink-jet printing apparatusNEC CORP·Filed 1998·Granted Nov 7, 2000·5 cites·10 claims
- 2639US6076918AMethod of manufacturing an electrostatic ink jet printing head with pointed ink ejectorsNEC CORP·Filed 1997·Granted Jun 20, 2000·5 cites·1 claims
- 2738US6362859B1Electrostatic ink jet recording head having electrophoretic electrode and gravity ink reservoirNEC CORP·Filed 1996·Granted Mar 26, 2002·5 cites·4 claims
- 2838US5975684AInk jet recording head having an ink stream pathNEC CORP·Filed 1996·Granted Nov 2, 1999·5 cites·7 claims
- 2938US5880761AInk jet print headNEC CORP·Filed 1995·Granted Mar 9, 1999·3 cites·3 claims
- 3037US6655789B2Ink jet print headNEC CORP·Filed 2002·Granted Dec 2, 2003·0 cites·12 claims
- 3137US6390607B2Ink jet print headNEC CORP·Filed 2000·Granted May 21, 2002·0 cites·12 claims
- 3237US6161911AInk jet recording deviceNEC CORP·Filed 1997·Granted Dec 19, 2000·4 cites·12 claims
- 3336US6220696B1Simple electrostatic ink jet printing head having low costNEC CORP·Filed 1997·Granted Apr 24, 2001·4 cites·34 claims
- 3436US5988795AElectrostatic ink jet recording apparatus preventing precipitation of charged particulate material in ink liquidNEC CORP·Filed 1996·Granted Nov 23, 1999·4 cites·37 claims
- 3535US6412895B1Electrostatic ink jet printerNEC CORP·Filed 1998·Granted Jul 2, 2002·3 cites·8 claims
- 3635US6208321B1Electrostatic ink jet recorder having ejection electrodes and auxiliary electrodes divided into groupsNEC CORP·Filed 1998·Granted Mar 27, 2001·3 cites·14 claims
- 3735US6089699AMethod and apparatus for controlling inkjet ejection electrodes by varying the electrodes potentialsNEC CORP·Filed 1997·Granted Jul 18, 2000·3 cites·35 claims
- 3835US6079817AElectrostatic ink-jet recording headNEC CORP·Filed 1998·Granted Jun 27, 2000·3 cites·30 claims
- 3935US6074044AElectrostatic ink jet recording head using control and recording electrodes for ejecting toner particlesNEC CORP·Filed 1997·Granted Jun 13, 2000·3 cites·5 claims
- 4035US5997133AInkjet recording apparatus having a minimum number of ejection electrode driving circuits and method for driving sameNEC CORP·Filed 1997·Granted Dec 7, 1999·3 cites·29 claims
- 4135US5940098AInk-jet printer using ink containing pigment particlesNEC CORP·Filed 1996·Granted Aug 17, 1999·4 cites·10 claims
- 4234US6213591B1Injet recording apparatusNEC CORP·Filed 1997·Granted Apr 10, 2001·3 cites·24 claims
- 4333USRE37453EInk jet print headNEC CORP·Filed 2000·Granted Nov 27, 2001·0 cites·20 claims
- 4433US6220695B1Ink-jet recording device for suppressing excess electrophoretic accumulation of charged particlesNEC CORP·Filed 1996·Granted Apr 24, 2001·2 cites·22 claims
- 4533US6119342AMethod of producing a record head for an electrostatic ink jet recorderNEC CORP·Filed 1997·Granted Sep 19, 2000·2 cites·3 claims
- 4632US6183065B1Control system for applying biasing and recording signals to recording electrodes of an electrostatic ink jet recording deviceNEC CORP·Filed 1998·Granted Feb 6, 2001·1 cites·7 claims
- 4732US6161922AElectrostatic ink-jet recording head having a head chip provided with groove and flange portionsNEC CORP·Filed 1998·Granted Dec 19, 2000·1 cites·8 claims
- 4832US6155672AApparatus and method for ink-jet printing using extending ink-ejecting bars and method of manufacturing of the apparatusNEC CORP·Filed 1997·Granted Dec 5, 2000·1 cites·30 claims
- 4932US6120122AInkjet recording apparatusNEC CORP·Filed 1997·Granted Sep 19, 2000·1 cites·32 claims
- 5031US6102522AElectrostatic ink jet recording apparatus and method of producing the sameNEC CORP·Filed 1997·Granted Aug 15, 2000·1 cites·20 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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