Inventor · disambiguated record
Toshihiro Ifuku
Also filed as: IFUKU TOSHIHIRO
64 granted patents·7 pending applications·453 citations·filing 2003–2025
99Inventor score
Top patents by PatentIndex Score
71 records- 0195US9231188B2Piezoelectric ceramics, manufacturing method therefor, piezoelectric element, liquid discharge head, ultrasonic motor, and dust removal deviceSUZUKI TATSUYA·Filed 2011·Granted Jan 5, 2016·12 cites·15 claims
- 0294US9412931B2Piezoelectric ceramics, piezoelectric element, liquid ejection head, ultrasonic motor, and dust removing deviceCANON KK·Filed 2013·Granted Aug 9, 2016·10 cites·26 claims
- 0394US9095882B2Piezoelectric device, dust removing apparatus, and imaging apparatusCANON KK·Filed 2012·Granted Aug 4, 2015·15 cites·11 claims
- 0494US7521845B2Piezoelectric substance, piezoelectric element, liquid discharge head using piezoelectric element, and liquid discharge apparatusCANON KK·Filed 2006·Granted Apr 21, 2009·16 cites·10 claims
- 0592US9252685B2Dust removing device and imaging deviceCANON KK·Filed 2012·Granted Feb 2, 2016·10 cites·14 claims
- 0692US7309950B1Piezoelectric device, liquid discharge head employing this device and liquid discharge apparatusCANON KK·Filed 2006·Granted Dec 18, 2007·14 cites·8 claims
- 0791US9130168B2Piezoelectric ceramic, method for making the same, piezoelectric element, liquid discharge head, and ultrasonic motorCANON KK·Filed 2013·Granted Sep 8, 2015·7 cites·2 claims
- 0891US7453188B2Dielectric element, piezoelectric element, ink jet head and ink jet recording apparatus and manufacturing method of sameCANON KK·Filed 2005·Granted Nov 18, 2008·12 cites·19 claims
- 0990US8846556B2Piezoelectric ceramic, method for making the same, piezoelectric element, liquid discharge head, and ultrasonic motorKUBOTA MAKOTO·Filed 2010·Granted Sep 30, 2014·7 cites·11 claims
- 1090US8529785B2Metal oxideKUBOTA MAKOTO·Filed 2009·Granted Sep 10, 2013·12 cites·12 claims
- 1190US7591543B2Piezoelectric member, piezoelectric member element, liquid discharge head in use thereof, liquid discharge apparatus and method of manufacturing piezoelectric memberCANON KK·Filed 2006·Granted Sep 22, 2009·11 cites·15 claims
- 1290US7265483B2Dielectric member, piezoelectric member, ink jet head, ink jet recording apparatus and producing method for ink jet recording apparatusCANON KK·Filed 2005·Granted Sep 4, 2007·11 cites·10 claims
- 1390US7144101B2Piezoelectric elementCANON KK·Filed 2004·Granted Dec 5, 2006·32 cites·20 claims
- 1490US6927084B2Method of manufacturing actuator and ink jet headCANON KK·Filed 2003·Granted Aug 9, 2005·39 cites·7 claims
- 1589US8034250B2Piezoelectric materialCANON KK·Filed 2009·Granted Oct 11, 2011·10 cites·5 claims
- 1689US7804231B2Epitaxial oxide film, piezoelectric film, piezoelectric film element, liquid discharge head using the piezoelectric film element, and liquid discharge apparatusCANON KK·Filed 2007·Granted Sep 28, 2010·11 cites·23 claims
- 1789US7059711B2Dielectric film structure, piezoelectric actuator using dielectric element film structure and ink jet headCANON KK·Filed 2004·Granted Jun 13, 2006·28 cites·7 claims
- 1887US8980010B2Dust removing device and dust removing methodCANON KK·Filed 2013·Granted Mar 17, 2015·5 cites·3 claims
- 1987US7301261B2Dielectric element, piezoelectric element, ink jet head and ink jet recording apparatus and manufacturing method of sameCANON KK·Filed 2005·Granted Nov 27, 2007·9 cites·16 claims
- 2086US10727395B2Piezoeletric material, piezoelectric element, liquid discharge head, liquid discharge apparatus, vibration wave motor, optical instrument, vibration apparatus, dust removing apparatus, imaging apparatus and electronic deviceCANON KK·Filed 2017·Granted Jul 28, 2020·2 cites·16 claims
- 2186US9842985B2Manufacturing method for piezoelectric ceramicsCANON KK·Filed 2015·Granted Dec 12, 2017·4 cites·2 claims
- 2286US8980117B2Piezoelectric materialKUBOTA MAKOTO·Filed 2010·Granted Mar 17, 2015·7 cites·7 claims
- 2386US7948154B2Piezoelectric substance, piezoelectric element, and liquid discharge head and liquid discharge apparatus using piezoelectric elementCANON KK·Filed 2007·Granted May 24, 2011·8 cites·36 claims
- 2485US8866952B2Dust removing device and image pickup apparatusCANON KK·Filed 2013·Granted Oct 21, 2014·6 cites·15 claims
- 2585US7743503B2Method for manufacturing inkjet headCANON KK·Filed 2005·Granted Jun 29, 2010·7 cites·8 claims
- 2685US7279825B2Dielectric thin film element, piezoelectric actuator and liquid discharge head, and method for manufacturing the sameCANON KK·Filed 2004·Granted Oct 9, 2007·24 cites·9 claims
- 2785US7045935B2Actuator and liquid discharge head, and method for manufacturing liquid discharge headCANON KK·Filed 2003·Granted May 16, 2006·26 cites·13 claims
- 2884US7857431B2Piezoelectric substance element, piezoelectric substance film manufacturing method, liquid discharge head and liquid discharge apparatusCANON KK·Filed 2006·Granted Dec 28, 2010·7 cites·18 claims
- 2983US9893269B2Piezoelectric element, stator for oscillatory wave motor, oscillatory wave motor, driving control system, optical apparatus, and method for making stator for oscillatory wave motorCANON KK·Filed 2013·Granted Feb 13, 2018·4 cites·14 claims
- 3083US7622852B2Piezoelectric member, piezoelectric element, and liquid discharge head and liquid discharge apparatus utilizing piezoelectric elementCANON KK·Filed 2008·Granted Nov 24, 2009·8 cites·9 claims
- 3182US7528530B2Piezoelectric substance, piezoelectric substance element, liquid discharge head, liquid discharge device and method for producing piezoelectric substanceCANON KK·Filed 2006·Granted May 5, 2009·6 cites·11 claims
- 3281US9136460B2Piezoelectric element, method for manufacturing piezoelectric element, and electronic apparatusCANON KK·Filed 2015·Granted Sep 15, 2015·3 cites·18 claims
- 3380US9571709B2Dust removing device and dust removing methodCANON KK·Filed 2015·Granted Feb 14, 2017·2 cites·10 claims
- 3480US8142678B2Perovskite type oxide material, piezoelectric element, liquid discharge head and liquid discharge apparatus using the same, and method of producing perovskite type oxide materialMATSUDA TAKANORI·Filed 2006·Granted Mar 27, 2012·6 cites·11 claims
- 3579US7528532B2Piezoelectric substance and manufacturing method thereof, piezoelectric element and liquid discharge head using such piezoelectric element and liquid discharge apparatusCANON KK·Filed 2006·Granted May 5, 2009·5 cites·9 claims
- 3678US7874649B2Piezoelectric element, ink jet head and producing method for piezoelectric elementCANON KK·Filed 2007·Granted Jan 25, 2011·4 cites·5 claims
- 3778US7636993B2Method for producing a piezoelectric film actuatorCANON KK·Filed 2005·Granted Dec 29, 2009·8 cites·8 claims
- 3875US7513608B2Dielectric film structure, piezoelectric actuator using dielectric element film structure and ink jet headCANON KK·Filed 2006·Granted Apr 7, 2009·3 cites·5 claims
- 3974US10038394B2Vibration wave drive device, stator for a vibration wave motor, vibration wave motor, driving control system, optical apparatus, and manufacturing method of a vibration wave driving deviceCANON KK·Filed 2014·Granted Jul 31, 2018·2 cites·11 claims
- 4074US9052499B2Vibrating apparatus, driving apparatus having the vibrating apparatus, and optical deviceCANON KK·Filed 2013·Granted Jun 9, 2015·2 cites·13 claims
- 4173US12292368B2Evaluation method, substrate processing apparatus, manufacturing method of substrate processing apparatus and article manufacturing methodCANON KK·Filed 2022·Granted May 6, 2025·0 cites·14 claims
- 4273US9231189B2Sodium niobate powder, method for producing the same, method for producing ceramic, and piezoelectric elementCANON KK·Filed 2013·Granted Jan 5, 2016·1 cites·28 claims
- 4372US7215067B2Ferroelectric thin film element, piezoelectric actuator and liquid discharge headCANON KK·Filed 2004·Granted May 8, 2007·14 cites·14 claims
- 4472US2025216310A1Evaluation method, substrate processing apparatus, manufacturing method of substrate processing apparatus and article manufacturing methodCANON KK·Filed 2025·Application pending·0 cites
- 4571US8518292B2Piezoelectric material, method of manufacturing the same, and piezoelectric deviceSAITO HIROSHI·Filed 2012·Granted Aug 27, 2013·2 cites·5 claims
- 4671US8137461B2Piezoelectric substrate, piezoelectric element, liquid discharge head and liquid discharge apparatusMATSUDA TAKANORI·Filed 2009·Granted Mar 20, 2012·2 cites·3 claims
- 4770US8299688B2Piezoelectric material, method of manufacturing the same, and piezoelectric deviceSAITO HIROSHI·Filed 2010·Granted Oct 30, 2012·2 cites·6 claims
- 4868US7984977B2Piezoelectric element, manufacturing method for piezoelectric body, and liquid jet headCANON KK·Filed 2007·Granted Jul 26, 2011·4 cites·4 claims
- 4966US9519140B2Dust removing device, manufacturing method for same, and image pickup apparatusCANON KK·Filed 2014·Granted Dec 13, 2016·1 cites·6 claims
- 5064US10280119B2Piezoelectric ceramic, method for making the same, piezoelectric element, liquid discharge head, ultrasonic motor, and dust cleanerCANON KK·Filed 2016·Granted May 7, 2019·0 cites·18 claims
Showing the top 50 of 71 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →