Inventor · disambiguated record
Naotaka Wachi
Also filed as: WACHI NAOTAKA
34 granted patents·10 pending applications·355 citations·filing 1991–2024
97Inventor score
Top patents by PatentIndex Score
44 records- 0192US7402201B2Ink stock solution, ink composition and method for producing themFUJIFILM CORP·Filed 2005·Granted Jul 22, 2008·12 cites·16 claims
- 0292US5389489AImage-forming materialFUJI PHOTO FILM CO LTD·Filed 1993·Granted Feb 14, 1995·49 cites·10 claims
- 0389US8080099B2Ink composition, ink set, and image recording methodSAITO YUKO·Filed 2009·Granted Dec 20, 2011·10 cites·13 claims
- 0489US6923855B2Ink, ink-jet-recording method and bis-azo compoundFUJI PHOTO FILM CO LTD·Filed 2003·Granted Aug 2, 2005·24 cites·9 claims
- 0587US7037365B2Ink set, ink cartridge, ink jet printer and recording methodFUJI PHOTO FILM CO LTD·Filed 2003·Granted May 2, 2006·27 cites·15 claims
- 0686US8070869B2Inkjet recording yellow ink, inkjet recording ink set and inkjet recording methodWACHI NAOTAKA·Filed 2009·Granted Dec 6, 2011·8 cites·16 claims
- 0786US7029523B2Black ink for ink-jet recordingFUJI PHOTO FILM CO LTD·Filed 2003·Granted Apr 18, 2006·24 cites·23 claims
- 0885US7311393B2Inkjet recording ink and method of inkjet recordingFUJIFILM CORP·Filed 2003·Granted Dec 25, 2007·18 cites·29 claims
- 0984US8070870B2Inkjet recording yellow ink, inkjet recording ink set and inkjet recording methodWACHI NAOTAKA·Filed 2009·Granted Dec 6, 2011·6 cites·14 claims
- 1084US7316739B2Ink set, ink cartridge, ink jet printer and recording methodFUJIFILM CORP·Filed 2006·Granted Jan 8, 2008·5 cites·9 claims
- 1184US5286703AHeat-sensitive recording materialFUJI PHOTO FILM CO LTD·Filed 1991·Granted Feb 15, 1994·37 cites·7 claims
- 1283US7527684B2Ink set and ink jet recording methodFUJIFILM CORP·Filed 2005·Granted May 5, 2009·4 cites·19 claims
- 1383US7083668B2Ink set, ink cartridge, ink jet printer and recording methodFUJI PHOTO FILM CO LTD·Filed 2003·Granted Aug 1, 2006·16 cites·11 claims
- 1481US7503966B2Black ink composition and ink jet recording methodFUJIFILM CORP·Filed 2005·Granted Mar 17, 2009·4 cites·9 claims
- 1581US6458504B2Method for forming an imageFUJI PHOTO FILM CO LTD·Filed 2001·Granted Oct 1, 2002·13 cites·10 claims
- 1680US8357235B2Inkjet ink composition and inkjet recording methodFUJIFILM CORP·Filed 2010·Granted Jan 22, 2013·2 cites·10 claims
- 1778US8613510B2Ink composition for ink jet recording and ink jet recording method using the sameWACHI NAOTAKA·Filed 2011·Granted Dec 24, 2013·2 cites·7 claims
- 1876US7022170B2Ink for jet recording and ink setFUJI PHOTO FILM CO LTD·Filed 2003·Granted Apr 4, 2006·13 cites·7 claims
- 1975US7125444B2Inkjet inkFUJI PHOTO FILM CO LTD·Filed 2004·Granted Oct 24, 2006·11 cites·6 claims
- 2075US6830863B2Multicolor image-forming material and method for forming multicolor imageFUJI PHOTO FILM CO LTD·Filed 2002·Granted Dec 14, 2004·10 cites·32 claims
- 2174US7776144B2Ink and ink set for inkjet recordingFUJIFILM CORP·Filed 2004·Granted Aug 17, 2010·11 cites·15 claims
- 2271US7267715B2Ink and ink setFUJIFILM CORP·Filed 2004·Granted Sep 11, 2007·10 cites·3 claims
- 2370US2024279498A1Ink jet ink and image recording methodFUJIFILM CORP·Filed 2024·Application pending·0 cites
- 2469US7083664B2Inkjet color inkFUJI PHOTO FILM CO LTD·Filed 2003·Granted Aug 1, 2006·8 cites·19 claims
- 2567US7491266B2Black ink and ink set for inkjet recordingFUJIFILM CORP·Filed 2004·Granted Feb 17, 2009·7 cites·12 claims
- 2665US6824845B2Multicolor image-forming material and method for forming multicolor imageFUJI PHOTO FILM CO LTD·Filed 2002·Granted Nov 30, 2004·4 cites·21 claims
- 2764US12215239B2Ink composition, ink set, and image recording methodFUJIFILM CORP·Filed 2021·Granted Feb 4, 2025·0 cites·17 claims
- 2862US7014308B2Ink set for inkjet recording and inkjet recording methodFUJI PHOTO FILM CO LTD·Filed 2003·Granted Mar 21, 2006·5 cites·10 claims
- 2962US6962893B2Image-forming material, image formation method and method for manufacturing color proofFUJI PHOTO FILM CO LTD·Filed 2002·Granted Nov 8, 2005·3 cites·9 claims
- 3059US6929687B2Ink set for ink jet recording and ink jet recording methodFUJI PHOTO FILM CO LTD·Filed 2003·Granted Aug 16, 2005·4 cites·6 claims
- 3155US6534236B2Method for forming an imageFUJI PHOTO FILM CO LTD·Filed 2002·Granted Mar 18, 2003·1 cites·10 claims
- 3255US2009238973A1Method of forming inkjet imageFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 3352US9249327B2Image forming methodFUJIFILM CORP·Filed 2013·Granted Feb 2, 2016·0 cites·18 claims
- 3452US2010080908A1Ink set and method for forming imageFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 3551US9033485B2Image forming methodFUJIFILM CORP·Filed 2013·Granted May 19, 2015·0 cites·9 claims
- 3651US2009246379A1Method for forming ink jet imageFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 3749US2009035535A1Ink-jet ink and method of producing the same, color filter and method of producing the same, display device, and method of forming functional filmFUJIFILM CORP·Filed 2008·Application pending·0 cites
- 3848US6800589B2Image-forming material and image formation methodFUJI PHOTO FILM CO LTD·Filed 2002·Granted Oct 5, 2004·7 cites·14 claims
- 3946US2007167537A1Ink for ink jet, a method for produing ink for ink jet, ink set for ink jet, and ink jet recording methodFUJI PHOTO FILM CO LTD·Filed 2004·Application pending·0 cites
- 4045US2011234725A1Ink-jet recording method and ink setFUJIFILM CORP·Filed 2011·Application pending·0 cites
- 4145US2011229643A1Ink setFUJIFILM CORP·Filed 2011·Application pending·0 cites
- 4244US7370953B2Inkjet recording inkFUJIFILM CORP·Filed 2004·Granted May 13, 2008·0 cites·7 claims
- 4344US2004187735A1Inkjet ink and inkjet ink setFUJI PHOTO FILM CO LTD·Filed 2004·Application pending·0 cites
- 4441US2012321792A1Image forming methodSHINOHARA RYUJI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →