Inventor · disambiguated record
Toyohisa Oya
Also filed as: OYA TOYOHISA
36 granted patents·14 pending applications·178 citations·filing 1995–2020
96Inventor score
Top patents by PatentIndex Score
50 records- 0197US6645714B2Photothermographic materialFUJI PHOTO FILM CO LTD·Filed 2001·Granted Nov 11, 2003·27 cites·17 claims
- 0295US7604852B2Cellulose acylate film and process for producing the same, and optical film and image display device using the cellulose acylate filmFUJIFILM CORP·Filed 2005·Granted Oct 20, 2009·23 cites·18 claims
- 0394US9795566B2Imidazole compound and liposome containing sameFUJIFILM CORP·Filed 2017·Granted Oct 24, 2017·21 cites·4 claims
- 0492US7521127B2Method for producing cellulose acylate composition and cellulose acylate filmFUJIFILM CORP·Filed 2007·Granted Apr 21, 2009·11 cites·17 claims
- 0592US6376166B1Heat-developable photosensitive materialFUJI PHOTO FILM CO LTD·Filed 2000·Granted Apr 23, 2002·14 cites·18 claims
- 0691US6586167B2Method for thermally forming image for plate making and thermally processed image recording material for plate makingFUJI PHOTO FILM CO LTD·Filed 2001·Granted Jul 1, 2003·12 cites·16 claims
- 0786US9343594B2Conductive composition, conductive member and production method thereof, touch panel, and solar cellFUJIFILM CORP·Filed 2014·Granted May 17, 2016·5 cites·14 claims
- 0885US6593069B2Photothermographic material and method for forming imagesFUJI PHOTO FILM CO LTD·Filed 2001·Granted Jul 15, 2003·8 cites·30 claims
- 0979US8142982B2Lithographic printing plate precursorOYA TOYOHISA·Filed 2008·Granted Mar 27, 2012·2 cites·8 claims
- 1079US6800430B2Photothermographic materialFUJI PHOTO FILM CO LTD·Filed 2002·Granted Oct 5, 2004·5 cites·19 claims
- 1178US6329134B1Heat-developable photosensitive materialFUJI PHOTO FILM CO LTD·Filed 1999·Granted Dec 11, 2001·8 cites·7 claims
- 1276US7435461B2Cellulose acylate filmFUJIFILM CORP·Filed 2005·Granted Oct 14, 2008·2 cites·16 claims
- 1375US6924089B2Heat-developable photosensitive material and image forming methodFUJI PHOTO FILM CO LTD·Filed 2002·Granted Aug 2, 2005·4 cites·14 claims
- 1472US8003224B2Method for producing cellulose acylate composition and cellulose acylate filmFUJIFILM CORP·Filed 2007·Granted Aug 23, 2011·1 cites·8 claims
- 1571US9224518B2Conductive composition, conductive member, conductive member production method, touch panel, and solar cellFUJIFILM CORP·Filed 2014·Granted Dec 29, 2015·1 cites·18 claims
- 1669US9255077B2Fluorine atom-containing mercapto compoundFUJIFILM CORP·Filed 2015·Granted Feb 9, 2016·1 cites·1 claims
- 1764US7955781B2Negative-working photosensitive material and negative-working planographic printing plate precursorFUJIFILM CORP·Filed 2008·Granted Jun 7, 2011·0 cites·15 claims
- 1861US5695909ASilver halide photographic materialFUJI PHOTO FILM CO LTD·Filed 1996·Granted Dec 9, 1997·4 cites·15 claims
- 1960US8012668B2Planographic printing plate precursorFUJIFILM CORP·Filed 2008·Granted Sep 6, 2011·0 cites·7 claims
- 2060US6017690ASilver halide photographic material and method of forming images using the sameFUJI PHOTO FILM CO LTD·Filed 1999·Granted Jan 25, 2000·4 cites·11 claims
- 2159US2010071574A1Lithographic printing plate precursor and printing method using the sameOYA TOYOHISA·Filed 2009·Application pending·0 cites
- 2258US2009233221A1Negative-working photosensitive material and negative-working planographic printing plate precursorFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 2356US5948608APhotothermographic materialFUJI PHOTO FILM CO LTD·Filed 1997·Granted Sep 7, 1999·3 cites·14 claims
- 2455US8124317B2Planographic printing plate precursor and method of producing a copolymer used thereinOYA TOYOHISA·Filed 2008·Granted Feb 28, 2012·0 cites·7 claims
- 2554US9633755B2Conductive composition, conductive member, conductive member production method, touch panel, and solar cellFUJIFILM CORP·Filed 2014·Granted Apr 25, 2017·0 cites·27 claims
- 2654US5547828ADirect positive type silver halide photographic material comprising a mixture of dyesFUJI PHOTO FILM CO LTD·Filed 1995·Granted Aug 20, 1996·3 cites·12 claims
- 2752US6649329B2Photothermographic material and method for forming imagesFUJI PHOTO FILM CO LTD·Filed 2001·Granted Nov 18, 2003·10 cites·19 claims
- 2852US2007093655A1Method for producing cellulose acylate, cellulose acylate film, and polarizer, retardation film, optical film and liquid-crystal display device comprising the filmFUJIFILM CORP·Filed 2006·Application pending·0 cites
- 2952US2015329467A1Fluorine atom-containing phenol compoundFUJIFILM CORP·Filed 2013·Application pending·0 cites
- 3047US2006222786A1Cellulose acylate, cellulose acylate film, and method for production and use thereofFUJI PHOTO FILM CO LTD·Filed 2006·Application pending·0 cites
- 3146US6569613B1Silver halide photographic emulsionFUJI PHOTO FILM CO LTD·Filed 2002·Granted May 27, 2003·0 cites·18 claims
- 3245US8714088B2Lithographic printing plate precursor and lithographic printing methodOYA TOYOHISA·Filed 2008·Granted May 6, 2014·0 cites·18 claims
- 3345US5691271AIndolylazaphthalides and recording materials containing the sameFUJI PHOTO FILM CO LTD·Filed 1996·Granted Nov 25, 1997·7 cites·11 claims
- 3445US2020144474A1Conductive film, thermoelectric conversion layer, thermoelectric conversion element, thermoelectric conversion module, method for manufacturing conductive film, and compositionFUJIFILM CORP·Filed 2020·Application pending·0 cites
- 3545US2005045064A1Cellulose acylate film for optical use, and producing method thereofFUJI PHOTO FILM CO LTD·Filed 2004·Application pending·0 cites
- 3641US5565307ASilver halide photographic material, method for exposing the same, and method for processing the sameFUJI PHOTO FILM CO LTD·Filed 1995·Granted Oct 15, 1996·1 cites·7 claims
- 3741US2004137389A1Heat-developable light-sensitive materialFiled 2003·Application pending·0 cites
- 3840US2006004192A1Method of preparing a cellulose acylate, cellulose acylate film, polarizing plate, and liquid crystal display deviceFUJI PHOTO FILM CO LTD·Filed 2005·Application pending·0 cites
- 3939US7229753B2Photothermographic material and method for forming imagesFUJIFILM CORP·Filed 2001·Granted Jun 12, 2007·0 cites·6 claims
- 4039US7148000B2Heat-developable photosensitive material and image-forming processFUJI PHOTO FILM CO LTD·Filed 2002·Granted Dec 12, 2006·0 cites·7 claims
- 4138US8492069B2Lithographic printing plate precursor and plate making method of lithographic printing plateKUBOTA YASUHIRO·Filed 2010·Granted Jul 23, 2013·0 cites·6 claims
- 4238US2008107829A1Cellulose compound, cellulose film, optical compensation sheet, polarizing plate, and liquid crystal display deviceFUJIFILM CORP·Filed 2007·Application pending·0 cites
- 4338US2003143500A1Heat-developable photosensitive materialFUJI PHOTO FILM CO LTD·Filed 2002·Application pending·0 cites
- 4437US2007134603A9Photothermographic materialYOSHIOKA YASUHIRO·Filed 2003·Application pending·0 cites
- 4536US5665887AMethine compoundFUJI PHOTO FILM CO LTD·Filed 1996·Granted Sep 9, 1997·1 cites·3 claims
- 4636US2002068245A1Photothermographic material and heat development processFiled 2001·Application pending·0 cites
- 4735US5965335ASilver halide photographic material and method of forming images in said materialFUJI PHOTO FILM CO LTD·Filed 1998·Granted Oct 12, 1999·0 cites·4 claims
- 4834US5616456ASilver halide photographic materialFUJI PHOTO FILM CO LTD·Filed 1996·Granted Apr 1, 1997·0 cites·5 claims
- 4934US2015275029A1Sealing resin composition, sealing film, wiring board, tft device, oled device, and led deviceFUJIFILM CORP·Filed 2015·Application pending·0 cites
- 5032US5607829ASilver halide photographic materialFUJI PHOTO FILM CO LTD·Filed 1995·Granted Mar 4, 1997·0 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Toyohisa Oya files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →