Inventor
TAKABE MOTOKI
JP139 patents
Patents
50 patentsUS7589450B2Sep 15, 2009
Actuator device, liquid-jet head and liquid-jet apparatus
SEIKO EPSON CORP23 citations92
US9144977B2Sep 29, 2015
Liquid ejection head and liquid ejection apparatus
SEIKO EPSON CORP5 citations84
US9132637B2Sep 15, 2015
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP5 citations84
US9099636B2Aug 4, 2015
Liquid ejecting head, liquid ejecting apparatus and piezoelectric element
SEIKO EPSON CORP5 citations84
US8651627B2Feb 18, 2014
Liquid ejecting head, liquid ejecting apparatus and piezoelectric element
SEIKO EPSON CORP7 citations84
US12427770B2Sep 30, 2025
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP2 citations75
US7712878B2May 11, 2010
Liquid ejecting head and method for manufacturing the same
SEIKO EPSON CORP7 citations74
US10894408B2Jan 19, 2021
Liquid discharging head and liquid discharging apparatus
SEIKO EPSON CORP3 citations73
US10668724B2Jun 2, 2020
Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus
SEIKO EPSON CORP2 citations73
US10625503B2Apr 21, 2020
Liquid ejection head, liquid ejection apparatus, and electronic device
SEIKO EPSON CORP2 citations73
US10059101B2Aug 28, 2018
Liquid ejection head and liquid ejection apparatus
SEIKO EPSON CORP2 citations73
US9914300B2Mar 13, 2018
Head and liquid ejecting apparatus with electrically connecting bumps
SEIKO EPSON CORP2 citations73
US9770907B2Sep 26, 2017
MEMS device, liquid ejecting head, and liquid ejecting apparatus
SEIKO EPSON CORP3 citations73
US9731505B2Aug 15, 2017
Liquid ejecting head, liquid ejecting apparatus and piezoelectric element
SEIKO EPSON CORP2 citations73
US9705066B2Jul 11, 2017
Head and liquid ejecting apparatus
SEIKO EPSON CORP6 citations73
US9662882B2May 30, 2017
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP2 citations73
US9573371B2Feb 21, 2017
Head and liquid ejecting apparatus
SEIKO EPSON CORP5 citations73
US9545792B2Jan 17, 2017
Liquid ejecting head, liquid ejecting apparatus and piezoelectric element
SEIKO EPSON CORP2 citations73
US9022533B2May 5, 2015
Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and method for manufacturing piezoelectric element
SEIKO EPSON CORP6 citations73
US7810915B2Oct 12, 2010
Actuator device, liquid-jet head and liquid-jet apparatus
SEIKO EPSON CORP6 citations73
US9022527B2May 5, 2015
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP4 citations71
US11345150B2May 31, 2022
Electronic device, liquid ejecting head, and manufacturing method of liquid ejecting head
SEIKO EPSON CORP0 citations63
US10611151B2Apr 7, 2020
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device
SEIKO EPSON CORP1 citations63
US9498952B2Nov 22, 2016
Liquid ejection head and liquid ejection apparatus
SEIKO EPSON CORP2 citations63
US9340019B2May 17, 2016
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP2 citations63
US9090063B2Jul 28, 2015
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP2 citations63
US8727510B2May 20, 2014
Liquid ejection head and liquid ejection apparatus
SEIKO EPSON CORP2 citations63
US7651199B2Jan 26, 2010
Piezoelectric element, actuator device, liquid-jet head and liquid-jet apparatus
SEIKO EPSON CORP3 citations63
US7568792B2Aug 4, 2009
Piezoelectric element, actuator device, liquid-jet head and liquid-jet apparatus
SEIKO EPSON CORP4 citations63
US12370791B2Jul 29, 2025
Liquid discharge device and system
SEIKO EPSON CORP0 citations62
US12219876B2Feb 4, 2025
Method for producing piezoelectric actuator
SEIKO EPSON CORP0 citations62
US12103304B2Oct 1, 2024
Liquid discharge head and liquid discharge device
SEIKO EPSON CORP0 citations62
US11458730B2Oct 4, 2022
Liquid ejecting head, actuator, liquid ejecting apparatus, and method for manufacturing liquid ejecting head
SEIKO EPSON CORP0 citations62
US11390079B2Jul 19, 2022
MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, manufacturing method of liquid ejecting head, and manufacturing method of liquid ejecting apparatus
SEIKO EPSON CORP0 citations62
US11230100B2Jan 25, 2022
Liquid discharging head and liquid discharging apparatus
SEIKO EPSON CORP0 citations62
US11173715B2Nov 16, 2021
Liquid discharge head and printer
SEIKO EPSON CORP0 citations62
US10906311B2Feb 2, 2021
Liquid ejecting head, liquid ejecting apparatus, and manufacturing method thereof
SEIKO EPSON CORP1 citations62
US10500853B2Dec 10, 2019
Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus
SEIKO EPSON CORP1 citations62
US7819508B2Oct 26, 2010
Dielectric film and piezoelectric element
SEIKO EPSON CORP4 citations62
US7740345B2Jun 22, 2010
Actuator device, liquid-jet head and liquid-jet apparatus
SEIKO EPSON CORP2 citations62
US7717546B2May 18, 2010
Piezoelectric device and liquid jet head
SEIKO EPSON CORP5 citations62
US12251936B2Mar 18, 2025
MEMS device, liquid ejecting head, and liquid ejecting apparatus
SEIKO EPSON CORP0 citations61
US12528293B2Jan 20, 2026
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations59
US9254657B1Feb 9, 2016
Flow path component, liquid discharge head, and liquid discharge apparatus
SEIKO EPSON CORP2 citations57
US12377654B2Aug 5, 2025
Piezoelectric actuator and manufacturing method thereof, liquid droplet discharge head, and ultrasonic device
SEIKO EPSON CORP0 citations52
US12358285B2Jul 15, 2025
Liquid discharge head and liquid discharge device
SEIKO EPSON CORP0 citations52
US12343990B2Jul 1, 2025
Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US12187036B2Jan 7, 2025
Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US12109813B2Oct 8, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US11964482B2Apr 23, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
Showing the top 50 of 139 patents by PatentIndex Score.