Inventor · disambiguated record
Ryosuke Uematsu
Also filed as: UEMATSU RYOSUKE
30 granted patents·1 pending application·170 citations·filing 1986–2019
96Inventor score
Top patents by PatentIndex Score
31 records- 0181US6353721B1Color image formation apparatus using a liquid developer and color image formation method using a liquid developerFUJI XEROX CO LTD·Filed 2000·Granted Mar 5, 2002·21 cites·20 claims
- 0277US4982692AApparatus for liquid development of electrostatic latent imagesNEC CORP·Filed 1989·Granted Jan 8, 1991·20 cites·5 claims
- 0367US8488892B2Image encoder and camera systemUEMATSU RYOSUKE·Filed 2012·Granted Jul 16, 2013·2 cites·17 claims
- 0467US4688048ADrop-on-demand ink-jet printing apparatusNEC CORP·Filed 1986·Granted Aug 18, 1987·17 cites·15 claims
- 0550US5801730AInk jet print head having a projecting ejection electrodeNEC CORP·Filed 1996·Granted Sep 1, 1998·11 cites·7 claims
- 0649US5905510AToner content monitoring system for use in a recording head for ink-jet printerNEC CORP·Filed 1996·Granted May 18, 1999·11 cites·11 claims
- 0747US5874972AElectrostatic 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
- 0844US5877790AElectrostatic 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
- 0943US5089853AElectrophotographic printing apparatus with repellent bands on the photoconductive member and the developing roller to prevent buildup of toner therebetweenNEC CORP·Filed 1990·Granted Feb 18, 1992·6 cites·16 claims
- 1042US7991331B2Developing unit, visualized image formation unit and image forming apparatusFUJI XEROX CO LTD·Filed 2008·Granted Aug 2, 2011·0 cites·13 claims
- 1142US4942475ALiquid development apparatus with perforated liquid carrier sheetNEC CORP·Filed 1989·Granted Jul 17, 1990·6 cites·12 claims
- 1241US5754200AInk jet type head assemblyNEC CORP·Filed 1996·Granted May 19, 1998·6 cites·4 claims
- 1341US2019261307A1Control apparatus for radio device and position estimating methodPANASONIC IP CORP AMERICA·Filed 2019·Application pending·0 cites
- 1440US6059399AInk-jet recording apparatus with improved ink density formationNEC CORP·Filed 1997·Granted May 9, 2000·6 cites·9 claims
- 1540US5926194AElectrostatic ink jet recording deviceNEC CORP·Filed 1996·Granted Jul 20, 1999·6 cites·15 claims
- 1639US6290338B1Ink jet print headNEC CORP·Filed 1998·Granted Sep 18, 2001·3 cites·10 claims
- 1738US6362859B1Electrostatic ink jet recording head having electrophoretic electrode and gravity ink reservoirNEC CORP·Filed 1996·Granted Mar 26, 2002·5 cites·4 claims
- 1838US5975684AInk jet recording head having an ink stream pathNEC CORP·Filed 1996·Granted Nov 2, 1999·5 cites·7 claims
- 1938US5880761AInk jet print headNEC CORP·Filed 1995·Granted Mar 9, 1999·3 cites·3 claims
- 2037US6655789B2Ink jet print headNEC CORP·Filed 2002·Granted Dec 2, 2003·0 cites·12 claims
- 2137US6390607B2Ink jet print headNEC CORP·Filed 2000·Granted May 21, 2002·0 cites·12 claims
- 2236US6220696B1Simple electrostatic ink jet printing head having low costNEC CORP·Filed 1997·Granted Apr 24, 2001·4 cites·34 claims
- 2336US5988795AElectrostatic ink jet recording apparatus preventing precipitation of charged particulate material in ink liquidNEC CORP·Filed 1996·Granted Nov 23, 1999·4 cites·37 claims
- 2436US5128721ALiquid development apparatus for developing a latent electrostatic imageNEC CORP·Filed 1989·Granted Jul 7, 1992·3 cites·9 claims
- 2535US6089699AMethod and apparatus for controlling inkjet ejection electrodes by varying the electrodes potentialsNEC CORP·Filed 1997·Granted Jul 18, 2000·3 cites·35 claims
- 2635US6074044AElectrostatic ink jet recording head using control and recording electrodes for ejecting toner particlesNEC CORP·Filed 1997·Granted Jun 13, 2000·3 cites·5 claims
- 2734US6213591B1Injet recording apparatusNEC CORP·Filed 1997·Granted Apr 10, 2001·3 cites·24 claims
- 2833US6220695B1Ink-jet recording device for suppressing excess electrophoretic accumulation of charged particlesNEC CORP·Filed 1996·Granted Apr 24, 2001·2 cites·22 claims
- 2933US6119342AMethod of producing a record head for an electrostatic ink jet recorderNEC CORP·Filed 1997·Granted Sep 19, 2000·2 cites·3 claims
- 3030US6113219AElectrostatic ink jet recording apparatus capable of realizing stable ejection of inkNEC CORP·Filed 1997·Granted Sep 5, 2000·0 cites·14 claims
- 3130US5963231AElectrostatic ink jet recording head with grouped electrodesNEC CORP·Filed 1996·Granted Oct 5, 1999·0 cites·4 claims
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