Inventor · disambiguated record
Toshiaki Masuda
Also filed as: MASUDA TOSHIAKI
58 granted patents·10 pending applications·648 citations·filing 1985–2025
98Inventor score
Top patents by PatentIndex Score
68 records- 0191US4813210ARadiation-sterilized, packaged medical deviceNISSHO KK·Filed 1987·Granted Mar 21, 1989·276 cites·9 claims
- 0289US6235800B1Heat-expandable microcapsules and method of utilizing the sameMATSUMOTO YUSHI SEIYAKU KK·Filed 1999·Granted May 22, 2001·101 cites·10 claims
- 0388US9969161B2Electromechanical transducer element, liquid discharge head, liquid discharge device, and liquid discharge apparatusSHINKAI MASARU·Filed 2017·Granted May 15, 2018·3 cites·10 claims
- 0486US8486531B2Thermally expanded microspheres and a process for producing the sameMASUDA TOSHIAKI·Filed 2012·Granted Jul 16, 2013·5 cites·8 claims
- 0585US10556431B2Electromechanical transducer element, liquid discharge head, liquid discharge device, and liquid discharge apparatusMIZUKAMI SATOSHI·Filed 2018·Granted Feb 11, 2020·2 cites·12 claims
- 0685US7837042B2Polysulfone type selectively permeable hollow fiber membrane module and process for manufacturing the sameNIPRO CORP·Filed 2005·Granted Nov 23, 2010·15 cites·25 claims
- 0783US9321263B2Electromechanical transducer, liquid droplet discharge head, and image forming apparatusMASUDA TOSHIAKI·Filed 2015·Granted Apr 26, 2016·2 cites·16 claims
- 0883US6984347B2Thermo-expansive microcapsules and their applicationMATSUMOTO YUSHI SEIYAKU KK·Filed 2004·Granted Jan 10, 2006·32 cites·16 claims
- 0982US9196821B2Electromechanical transducer, droplet ejection head, and method for manufacturing electromechanical transducerAOYAMA TSUTOH·Filed 2014·Granted Nov 24, 2015·4 cites·6 claims
- 1080US7994229B2Thermo-expansive microspheres, their production process and their applicationMATSUMOTO YUSHI SEIYAKU KK·Filed 2008·Granted Aug 9, 2011·3 cites·15 claims
- 1180US7524417B2Dialyzer and method for manufacturing the sameNIPRO CORP·Filed 2003·Granted Apr 28, 2009·36 cites·6 claims
- 1278US4701922AIntegrated circuit deviceHITACHI LTD·Filed 1985·Granted Oct 20, 1987·35 cites·13 claims
- 1375US12441109B2Liquid discharge head, liquid discharge device, and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2023·Granted Oct 14, 2025·0 cites·17 claims
- 1475US12391042B2Liquid discharge head, liquid discharge unit, and liquid discharge apparatusFUJIMURA YUKI·Filed 2023·Granted Aug 19, 2025·0 cites·12 claims
- 1575US6365641B1Process for producing heat-expandable microcapsulesMATSUMOTO YUSHI SEIYAKU KK·Filed 2000·Granted Apr 2, 2002·16 cites·2 claims
- 1675US2025296328A1Actuator, liquid discharge head, liquid discharge unit, liquid discharge apparatus, and ultrasonic diagnostic apparatusMASUDA TOSHIAKI·Filed 2025·Application pending·0 cites
- 1774US7902265B2Rubber composition for tireYOKOHAMA RUBBER CO LTD·Filed 2008·Granted Mar 8, 2011·2 cites·4 claims
- 1873US10124585B2Liquid discharge head, liquid discharge device, and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2016·Granted Nov 13, 2018·1 cites·9 claims
- 1973US7807729B2Heat-expanded microspheres, production process thereof, heat-expandable microspheres and application thereofMATSUMOTO YUSHI SEIYAKU KK·Filed 2004·Granted Oct 5, 2010·11 cites·33 claims
- 2072US9050410B2Blood purifier and blood purifier packageMABUCHI KIMIHIRO·Filed 2005·Granted Jun 9, 2015·3 cites·2 claims
- 2172US7351752B2Thermo-expansive microspheres, their production process and their applicationMATSUMOTO YUSHI SEIYAKU KK·Filed 2004·Granted Apr 1, 2008·9 cites·12 claims
- 2269US11801676B2Liquid discharge head, liquid discharge device, liquid discharge apparatusRICOH CO LTD·Filed 2020·Granted Oct 31, 2023·0 cites·18 claims
- 2368US8247465B2Heat-expandable microspheres, process for producing the same, and application thereofINOHARA TAKESHI·Filed 2008·Granted Aug 21, 2012·2 cites·27 claims
- 2467US12275247B2Liquid discharge head and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2022·Granted Apr 15, 2025·0 cites·4 claims
- 2567US11993083B2Actuator, liquid discharge head, and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2021·Granted May 28, 2024·0 cites·9 claims
- 2667US11518165B2Actuator, liquid discharge head, liquid discharge apparatus, and method of manufacturing actuatorRICOH CO LTD·Filed 2021·Granted Dec 6, 2022·0 cites·6 claims
- 2767US8754141B2Heat-expandable microspheres and a process for producing the sameMATSUMOTO YUSHI SEIYAKU KK·Filed 2012·Granted Jun 17, 2014·2 cites·4 claims
- 2866US8324286B2Heat-expandable microspheres, method for producing the same, and application thereofMASUDA TOSHIAKI·Filed 2006·Granted Dec 4, 2012·2 cites·5 claims
- 2966US6903143B2Process for producing thermo-expansive microcapsulesMATSUMOTO YUSHI SEIYAKU KK·Filed 2001·Granted Jun 7, 2005·8 cites·5 claims
- 3063US11130335B2Piezoelectric thin-film element, liquid discharge head, head module, liquid discharge device, liquid discharge apparatus, and method for manufacturing piezoelectric thin-film elementRICOH CO LTD·Filed 2020·Granted Sep 28, 2021·0 cites·15 claims
- 3163US9586401B2Piezoelectric thin film element, inkjet recording head, and inkjet image-forming apparatusSHINKAI MASARU·Filed 2014·Granted Mar 7, 2017·1 cites·13 claims
- 3263US6340519B1Chipping-resistant paintMATSUMOTO YUSHI SEIYAKU KK·Filed 1997·Granted Jan 22, 2002·21 cites·9 claims
- 3362US11292254B2Liquid discharge head, discharge device, liquid discharge apparatus, and bonded substrateRICOH CO LTD·Filed 2020·Granted Apr 5, 2022·0 cites·10 claims
- 3460US12076992B2Liquid discharge head, liquid discharge device, and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2022·Granted Sep 3, 2024·0 cites·11 claims
- 3559US2025242109A1Medical hollow needle and method for manufacturing medical hollow needleNIPRO CORP·Filed 2022·Application pending·0 cites
- 3658US7293646B2Plural-chamber containerNIPRO CORP·Filed 2003·Granted Nov 13, 2007·6 cites·2 claims
- 3757US12508808B2Liquid discharge head, liquid discharge device, and liquid discharge apparatusUEDA KEIJI·Filed 2022·Granted Dec 30, 2025·0 cites·14 claims
- 3857US9987408B2Blood purifier package and process for manufacturing the sameNIPRO CORP·Filed 2015·Granted Jun 5, 2018·0 cites·10 claims
- 3957US2024316932A1Piezoelectric actuator, liquid discharge head, and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2024·Application pending·0 cites
- 4056US12202265B2Head, head module, and apparatus that discharges liquidSUGIOKA YUU·Filed 2022·Granted Jan 21, 2025·0 cites·10 claims
- 4156US12054611B2Poly(phenylene ether), curable composition containing poly(phenylene ether), dry film, prepreg, cured object, laminate, and electronic componentTAIYO HOLDINGS CO LTD·Filed 2019·Granted Aug 6, 2024·0 cites·19 claims
- 4256US10759175B2Liquid discharge head, head module, liquid discharge device, and liquid discharge apparatusMASUDA TOSHIAKI·Filed 2019·Granted Sep 1, 2020·0 cites·15 claims
- 4356US8329298B2Heat-expandable microspheres and a process for producing the sameMASUDA TOSHIAKI·Filed 2006·Granted Dec 11, 2012·1 cites·3 claims
- 4456US8129020B2Thermally expanded microspheres and a process for producing the sameMASUDA TOSHIAKI·Filed 2006·Granted Mar 6, 2012·1 cites·15 claims
- 4555US12179486B2Actuator, liquid discharge head, liquid discharge device, and liquid discharge apparatusKURODA TAKAHIKO·Filed 2022·Granted Dec 31, 2024·0 cites·13 claims
- 4655US10137234B2Method for sterilizing blood purifier and blood purifier packageNIPRO CORP·Filed 2015·Granted Nov 27, 2018·0 cites·12 claims
- 4754US9987409B2Blood purifier and blood purifier packageNIPRO CORP·Filed 2015·Granted Jun 5, 2018·0 cites·7 claims
- 4853US12059901B2Liquid discharge head, head module, head device, liquid discharge device, and liquid discharge apparatusHIRABAYASHI Takuma·Filed 2022·Granted Aug 13, 2024·0 cites·11 claims
- 4953US7566498B2Thermo-expansive microcapsule, production process of expanded product and expanded product thereofMATSUMOTO YUSHI SEIYAKU KK·Filed 2003·Granted Jul 28, 2009·1 cites·16 claims
- 5052US9056280B2Method for sterilizing blood purifier and blood purifier packageMABUCHI KIMIHIRO·Filed 2005·Granted Jun 16, 2015·0 cites·1 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →