Inventor
OKUBO KATSUHIRO
JP70 patents
⚠️ This page may combine multiple inventors who share the name “OKUBO KATSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
46 patentsUS6106112AAug 22, 2000
Ink feed container
SEIKO EPSON CORP93 citations97
US6634742B2Oct 21, 2003
Recording head unit
SEIKO EPSON CORP64 citations96
USD447169SAug 28, 2001
Ink cartridge for printer
SEIKO EPSON CORP24 citations93
US6375316B1Apr 23, 2002
Ink feed container for accommodating a plurality of ink storage bags in a case main body with partitioning members
SEIKO EPSON CORP18 citations92
US6190006B1Feb 20, 2001
Ink-jet recording head
SEIKO EPSON CORP23 citations92
US8899727B2Dec 2, 2014
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP8 citations84
US7537328B2May 26, 2009
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP7 citations74
US11981136B2May 14, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP2 citations73
US10076913B2Sep 18, 2018
Liquid ejecting apparatus and liquid filling method and control method for the same
SEIKO EPSON CORP3 citations73
US9061497B2Jun 23, 2015
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP6 citations73
US11433671B2Sep 6, 2022
Liquid ejecting head unit
SEIKO EPSON CORP2 citations72
US10464344B2Nov 5, 2019
Liquid ejecting head and method for manufacturing liquid ejecting head unit
SEIKO EPSON CORP4 citations72
US12187047B2Jan 7, 2025
Flow passage member, liquid ejecting head, liquid ejecting apparatus, and method for manufacturing flow passage member
SEIKO EPSON CORP1 citations64
US11312138B2Apr 26, 2022
Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting head
SEIKO EPSON CORP0 citations63
US11254125B2Feb 22, 2022
Liquid discharging head unit and liquid discharging apparatus
SEIKO EPSON CORP0 citations63
US9409392B2Aug 9, 2016
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP2 citations63
US9150021B2Oct 6, 2015
Liquid ejecting head unit, liquid ejecting apparatus, and liquid ejecting head set
SEIKO EPSON CORP3 citations63
US9073334B2Jul 7, 2015
Liquid ejecting head module and liquid ejecting apparatus
SEIKO EPSON CORP2 citations63
US8047635B2Nov 1, 2011
Liquid ejecting head and liquid ejecting device
SEIKO EPSON CORP2 citations63
US7699418B2Apr 20, 2010
Liquid jetting apparatus and liquid jetting method
SEIKO EPSON CORP2 citations63
US7467835B2Dec 23, 2008
Liquid jetting apparatus and liquid jetting method
SEIKO EPSON CORP4 citations63
US7168786B2Jan 30, 2007
Ink-jetting recording apparatus and liquid ejecting apparatus
SEIKO EPSON CORP3 citations63
US6945637B2Sep 20, 2005
Liquid jetting head
SEIKO EPSON CORP6 citations63
US11938732B2Mar 26, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations62
US11780243B2Oct 10, 2023
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations62
US11673388B2Jun 13, 2023
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations62
US11318743B2May 3, 2022
Liquid ejecting head unhand liquid ejecting apparatus
SEIKO EPSON CORP0 citations62
US11155090B2Oct 26, 2021
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP1 citations62
US7871157B2Jan 18, 2011
Liquid-jet apparatus liquid introducing needle with air intake suppression
SEIKO EPSON CORP4 citations60
US7490923B2Feb 17, 2009
Liquid ejecting head
SEIKO EPSON CORP4 citations55
US12179489B2Dec 31, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US12157314B2Dec 3, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US11938728B2Mar 26, 2024
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US11312130B2Apr 26, 2022
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US11225082B2Jan 18, 2022
Channel structure, liquid ejecting unit, and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US11110717B2Sep 7, 2021
Channel member, head unit, and head unit group
SEIKO EPSON CORP0 citations52
US11104146B2Aug 31, 2021
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US10974509B2Apr 13, 2021
Liquid ejecting head unit, liquid ejecting head module, and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US10843466B2Nov 24, 2020
Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting head
SEIKO EPSON CORP0 citations52
US10576743B2Mar 3, 2020
Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting head
SEIKO EPSON CORP0 citations52
US10384448B2Aug 20, 2019
Liquid ejecting head unit and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US10363749B2Jul 30, 2019
Liquid discharging head, liquid discharging apparatus, and manufacturing method of liquid discharging apparatus
SEIKO EPSON CORP0 citations52
US10363737B2Jul 30, 2019
Liquid ejecting head with connection mechanism for a flexible circuit and circuit board
SEIKO EPSON CORP0 citations52
US10029471B2Jul 24, 2018
Liquid ejecting apparatus and method for controlling liquid ejecting apparatus
SEIKO EPSON CORP1 citations52
US9956773B2May 1, 2018
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US9475292B2Oct 25, 2016
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP1 citations52
OKUBO KATSUHIRO
2 patentsSUZUKI SHIGEKI
1 patentKOBAYASHI HIROYUKI
1 patentShowing the top 50 of 70 patents by PatentIndex Score.