Inventor · disambiguated record
Aya Shirai
Also filed as: SHIRAI AYA
32 granted patents·15 pending applications·105 citations·filing 2007–2025
95Inventor score
Files withKONICA MINOLTA INC22KONICA MINOLTA BUSINESS TECH8FUJITA MICHIYO5SHIRAI AYA4MATSUSHIMA ASAO3
Top patents by PatentIndex Score
47 records- 0195US7848008B2Structural color displayKONICA MINOLTA BUSINESS TECH·Filed 2008·Granted Dec 7, 2010·34 cites·13 claims
- 0295US7800814B2Structural color displayKONICA MINOLTA BUSINESS TECH·Filed 2008·Granted Sep 21, 2010·34 cites·13 claims
- 0386US8632934B2Image forming methodSHIRAI AYA·Filed 2012·Granted Jan 21, 2014·5 cites·9 claims
- 0483US9703220B1Image forming method and toner setKONICA MINOLTA INC·Filed 2016·Granted Jul 11, 2017·2 cites·9 claims
- 0582US9740122B1TonerKONICA MINOLTA INC·Filed 2016·Granted Aug 22, 2017·3 cites·12 claims
- 0681US8530122B2Foil transferring face forming toner and image forming methodUCHINO YASUKO·Filed 2011·Granted Sep 10, 2013·4 cites·5 claims
- 0780US8993208B2Foil transferring method and toner for forming foil transferring layerMATSUSHIMA ASAO·Filed 2012·Granted Mar 31, 2015·3 cites·6 claims
- 0879US9256146B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2014·Granted Feb 9, 2016·2 cites·8 claims
- 0978US9996017B2Electrostatic latent image developing tonerKONICA MINOLTA INC·Filed 2017·Granted Jun 12, 2018·1 cites·8 claims
- 1077US9983491B2Process for producing a tonerKONICA MINOLTA INC·Filed 2017·Granted May 29, 2018·1 cites·16 claims
- 1176US9846379B2Process for producing a tonerKONICA MINOLTA INC·Filed 2016·Granted Dec 19, 2017·1 cites·5 claims
- 1275US8652742B2Method for producing print having foil image and toner imageMATSUSHIMA ASAO·Filed 2011·Granted Feb 18, 2014·5 cites·8 claims
- 1375US8475991B2Transparent toner and image forming methodFUJITA MICHIYO·Filed 2010·Granted Jul 2, 2013·2 cites·4 claims
- 1471US9316937B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2014·Granted Apr 19, 2016·1 cites·16 claims
- 1568US8900786B2Image forming methodKONICA MINOLTA INC·Filed 2013·Granted Dec 2, 2014·1 cites·15 claims
- 1666US8867978B2Image forming method and image forming apparatusFUJITA MICHIYO·Filed 2011·Granted Oct 21, 2014·1 cites·6 claims
- 1766US7956147B2Preparation method of hollow particleKONICA MINOLTA BUSINESS TECH·Filed 2008·Granted Jun 7, 2011·1 cites·14 claims
- 1865US8750770B2Image forming method and image forming apparatusFUJITA MICHIYO·Filed 2011·Granted Jun 10, 2014·1 cites·13 claims
- 1959US8844832B2Production process of non-contact information recording mediumMATSUMOTO YOSHIYASU·Filed 2012·Granted Sep 30, 2014·2 cites·14 claims
- 2059US2025298333A1Polyester resin composition, electrostatic charge image developing toner, developer, and image forming methodKONICA MINOLTA INC·Filed 2025·Application pending·0 cites
- 2158US9256149B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2014·Granted Feb 9, 2016·0 cites·12 claims
- 2257US9217942B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2014·Granted Dec 22, 2015·0 cites·10 claims
- 2356US9933716B2Toner for electrostatic charge image developmentKONICA MINOLTA INC·Filed 2016·Granted Apr 3, 2018·0 cites·7 claims
- 2455US8049965B2Display memberKONICA MINOLTA BUSINESS TECH·Filed 2009·Granted Nov 1, 2011·1 cites·13 claims
- 2553US9760033B2Toner for developing electrostatic images and method of producing tonerKONICA MINOLTA INC·Filed 2016·Granted Sep 12, 2017·0 cites·13 claims
- 2650US2010152065A1Production method of particle arrayKONICA MINOLTA BUSINESS TECH·Filed 2009·Application pending·0 cites
- 2750US2009145347A1Indication memberKONICA MINOLTA BUSINESS TECH·Filed 2008·Application pending·0 cites
- 2847US8824949B2Image forming methodSHIRAI AYA·Filed 2013·Granted Sep 2, 2014·0 cites·4 claims
- 2947US8768231B2Image forming method and image forming apparatusFUJITA MICHIYO·Filed 2011·Granted Jul 1, 2014·0 cites·8 claims
- 3046US8431310B2Image forming methodSHIRAI AYA·Filed 2010·Granted Apr 30, 2013·0 cites·10 claims
- 3145US2011123754A1Structural color display material and production method of the sameKONICA MINOLTA BUSINESS TECH·Filed 2010·Application pending·0 cites
- 3244US10078283B2Toner for developing electrostatic imagesKONICA MINOLTA INC·Filed 2016·Granted Sep 18, 2018·0 cites·9 claims
- 3344US8867979B2Image forming method and image forming apparatusFUJITA MICHIYO·Filed 2011·Granted Oct 21, 2014·0 cites·7 claims
- 3444US2015177632A1Electrostatic image developing tonerKONICA MINOLTA INC·Filed 2014·Application pending·0 cites
- 3543US8530130B2Method of glossy image formationUCHINO YASUKO·Filed 2011·Granted Sep 10, 2013·0 cites·8 claims
- 3643US7727695B2Electrophotographic tonerKONICA MINOLTA BUSINESS TECH·Filed 2007·Granted Jun 1, 2010·0 cites·8 claims
- 3742US2014356780A1Toner for electrostatic image development and production process of the sameKONICA MINOLTA INC·Filed 2014·Application pending·0 cites
- 3838US9625843B2Electrostatic image developing tonerKONICA MINOLTA INC·Filed 2015·Granted Apr 18, 2017·0 cites·7 claims
- 3938US2017212436A1Process for producing a tonerKONICA MINOLTA INC·Filed 2017·Application pending·0 cites
- 4037US2009035687A1Colored Particles and Manufacturing Method ThereofUCHINO SATOSHI·Filed 2008·Application pending·0 cites
- 4137US2017242357A1Image forming method and toner setKONICA MINOLTA INC·Filed 2016·Application pending·0 cites
- 4236US2012177425A1Glossy surface forming apparatus and glossy surface forming methodSHIRAI AYA·Filed 2011·Application pending·0 cites
- 4336US2012141176A1Method for forming high glossy printed matterMATSUSHIMA ASAO·Filed 2011·Application pending·0 cites
- 4436US2020379364A1Electrostatic latent image developing tonerKONICA MINOLTA INC·Filed 2020·Application pending·0 cites
- 4536US2020379365A1Electrostatic latent image developing tonerKONICA MINOLTA INC·Filed 2020·Application pending·0 cites
- 4633US2015370188A1Toner for developing electrostatic imageKONICA MINOLTA INC·Filed 2015·Application pending·0 cites
- 4732US2012122021A1Method of forming hologram image, electrostatic image developing toner and hologram image forming apparatusHIRAMOTO RYUICHI·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Aya Shirai 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 →