P

Inventor

YAZAKI SHIRO

JP58 patents
⚠️ This page may combine multiple inventors who share the name “YAZAKI SHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

45 patents
US6109736AAug 29, 2000

Ink jet recording head containing a sealed fluid for protecting a piezoelectric vibrator

SEIKO EPSON CORP58 citations96
US7101026B2Sep 5, 2006

Ink jet recording head and ink jet recorder having a compression film with a compressive stress and removal part incorporated therein

SEIKO EPSON CORP24 citations93
US6332672B1Dec 25, 2001

Ink jet recording head including a cap member sealing piezoelectric vibrators

SEIKO EPSON CORP35 citations93
US6231169B1May 15, 2001

Ink jet printing head including a backing member for reducing displacement of partitions between pressure generating chambers

SEIKO EPSON CORP21 citations93
US7559631B2Jul 14, 2009

Liquid-jet head, method for manufacturing the same, and liquid-jet apparatus

SEIKO EPSON CORP27 citations91
US9254652B2Feb 9, 2016

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP7 citations84
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
US8029109B2Oct 4, 2011

Liquid jet head and a liquid jet apparatus

SEIKO EPSON CORP7 citations84
US7637600B2Dec 29, 2009

Liquid ejecting head and liquid ejecting apparatus including the same

SEIKO EPSON CORP8 citations84
US5984459ANov 16, 1999

Ink-jet printing head and ink-jet printing apparatus using same

SEIKO EPSON CORP18 citations84
US10682854B2Jun 16, 2020

Liquid ejecting head, liquid ejecting apparatus, piezoelectric device, and method of manufacturing liquid ejecting head

SEIKO EPSON CORP2 citations73
US10059101B2Aug 28, 2018

Liquid ejection head and liquid ejection apparatus

SEIKO EPSON CORP2 citations73
US9994021B2Jun 12, 2018

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP2 citations73
US9878538B2Jan 30, 2018

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP2 citations73
US9731505B2Aug 15, 2017

Liquid ejecting head, liquid ejecting apparatus and piezoelectric element

SEIKO EPSON CORP2 citations73
US9662882B2May 30, 2017

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP2 citations73
US9545792B2Jan 17, 2017

Liquid ejecting head, liquid ejecting apparatus and piezoelectric element

SEIKO EPSON CORP2 citations73
US9475289B2Oct 25, 2016

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP3 citations73
US9272515B2Mar 1, 2016

Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, ultrasonic transducer, and ultrasonic device

SEIKO EPSON CORP4 citations73
US9022533B2May 5, 2015

Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and method for manufacturing piezoelectric element

SEIKO EPSON CORP6 citations73
US8360558B2Jan 29, 2013

Liquid droplet discharging head and liquid droplet discharging apparatus

SEIKO EPSON CORP6 citations73
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
US7651201B2Jan 26, 2010

Ink jet recording head and ink jet recorder

SEIKO EPSON CORP2 citations63
US6682178B2Jan 27, 2004

Ink-jet recording head and ink-jet recording apparatus

SEIKO EPSON CORP4 citations63
US11383517B2Jul 12, 2022

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP0 citations62
US10814625B2Oct 27, 2020

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP1 citations62
US10525707B2Jan 7, 2020

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP1 citations62
US11273642B2Mar 15, 2022

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP1 citations61
US11123986B2Sep 21, 2021

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device

SEIKO EPSON CORP0 citations52
US10093093B2Oct 9, 2018

Liquid ejecting head, liquid ejecting apparatus and piezoelectric element

SEIKO EPSON CORP0 citations52
US9962935B2May 8, 2018

Piezoelectric device, liquid ejection head, and liquid ejection apparatus

SEIKO EPSON CORP0 citations52
US9751307B2Sep 5, 2017

Piezoelectric device, liquid ejection head, and liquid ejection apparatus

SEIKO EPSON CORP1 citations52
US9682560B2Jun 20, 2017

Methods of manufacturing piezoelectric element, liquid ejecting head, and ultrasonic transducer

SEIKO EPSON CORP0 citations52
US9533501B2Jan 3, 2017

Liquid jet head and a liquid jet apparatus including a piezoelectric material having an upper electrode and a lower electrode

SEIKO EPSON CORP0 citations52
US9457567B2Oct 4, 2016

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP0 citations52
US9427954B2Aug 30, 2016

Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus

SEIKO EPSON CORP0 citations52
US8991985B2Mar 31, 2015

Method of manufacturing a liquid jet head and a liquid jet apparatus

SEIKO EPSON CORP0 citations52
US10926538B2Feb 23, 2021

Liquid ejecting head and liquid ejecting apparatus

SEIKO EPSON CORP0 citations50
US10507656B2Dec 17, 2019

Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus

SEIKO EPSON CORP0 citations42

YAZAKI SHIRO

4 patents

HIRAI EIJU

1 patent

Showing the top 50 of 58 patents by PatentIndex Score.