Inventor
HANAOKA YUKIHIRO
JP52 patents
⚠️ This page may combine multiple inventors who share the name “HANAOKA YUKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
42 patentsUS6848776B2Feb 1, 2005
Ink tank and ink jet printer
SEIKO EPSON CORP77 citations99
US6281911B1Aug 28, 2001
Ink cartridge having waste ink absorbing function
SEIKO EPSON CORP90 citations98
US6264314B1Jul 24, 2001
Ink cartridge for ink jet recording apparatus
SEIKO EPSON CORP93 citations98
US6257783B1Jul 10, 2001
Printer and control method for the same
SEIKO EPSON CORP116 citations98
US5963239AOct 5, 1999
Ink jet recording apparatus and ink supply member therefor
SEIKO EPSON CORP60 citations96
US5260724ANov 9, 1993
Capping device for ink jet printer
SEIKO EPSON CORP55 citations96
US7604426B2Oct 20, 2009
Paper cutting device and a printer with a paper cutting device
SEIKO EPSON CORP18 citations93
US7290869B2Nov 6, 2007
Liquid container
SEIKO EPSON CORP22 citations93
US7252377B2Aug 7, 2007
Ink tank and ink jet printer
SEIKO EPSON CORP16 citations93
US7029106B2Apr 18, 2006
Ink tank and ink jet printer
SEIKO EPSON CORP11 citations93
US6736496B2May 18, 2004
Ink tank and ink-jet printer using the same
SEIKO EPSON CORP26 citations93
US6408161B1Jun 18, 2002
Image reading apparatus and image information process apparatus
SEIKO EPSON CORP39 citations93
US5997125ADec 7, 1999
Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof
SEIKO EPSON CORP23 citations93
US5874971AFeb 23, 1999
Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof
SEIKO EPSON CORP22 citations93
US5255019AOct 19, 1993
Ink near-end detecting device
SEIKO EPSON CORP33 citations93
US5070346ADec 3, 1991
Ink near-end detecting device
SEIKO EPSON CORP40 citations93
US6193362B1Feb 27, 2001
Connection unit for an inkjet head, and an inkjet cartridge and inkjet printer using the same
SEIKO EPSON CORP20 citations92
US6398336B1Jun 4, 2002
Ink jet recording apparatus and maintenance method therefor
SEIKO EPSON CORP25 citations91
US5631683AMay 20, 1997
Ink jet cartridge and printer using it
SEIKO EPSON CORP25 citations90
US8747000B2Jun 10, 2014
Paper cutting device and a printer with a paper cutting device
SEIKO EPSON CORP4 citations84
US7722176B2May 25, 2010
Ink tank and ink jet printer
SEIKO EPSON CORP3 citations74
US7513614B2Apr 7, 2009
Ink tank and ink jet printer
SEIKO EPSON CORP3 citations74
US7021736B2Apr 4, 2006
Ink tank and ink jet printer incorporating the same
SEIKO EPSON CORP7 citations74
US6966642B2Nov 22, 2005
Ink tank and ink-jet printer using the same
SEIKO EPSON CORP10 citations74
US6578941B2Jun 17, 2003
Ink jet printer
SEIKO EPSON CORP10 citations74
US6074036AJun 13, 2000
Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof
SEIKO EPSON CORP10 citations74
US10717295B2Jul 21, 2020
Liquid ejecting apparatus, liquid filling method, and air bubble discharging method
SEIKO EPSON CORP2 citations73
US4948273AAug 14, 1990
Drive mechanism for a miniature printer
SEIKO EPSON CORP5 citations73
US4787761ANov 29, 1988
Miniature printer
SEIKO EPSON CORP9 citations73
US6364448B2Apr 2, 2002
Ink jet printer and ink priming method therefor
SEIKO EPSON CORP12 citations72
US10569559B2Feb 25, 2020
Liquid ejecting apparatus
SEIKO EPSON CORP2 citations71
US11926166B2Mar 12, 2024
Liquid ejecting apparatus and sub-carriage
SEIKO EPSON CORP0 citations63
US8690300B2Apr 8, 2014
Ink tank and ink jet printer
SEIKO EPSON CORP2 citations63
US8573871B2Nov 5, 2013
Paper cutting device and a printer with a paper cutting device
SEIKO EPSON CORP1 citations63
US7708369B2May 4, 2010
Ink tank and ink jet printer incorporating the same
SEIKO EPSON CORP4 citations63
US11946551B2Apr 2, 2024
Valve mechanism and liquid ejecting system
SEIKO EPSON CORP0 citations61
US11318740B2May 3, 2022
Liquid ejecting system
SEIKO EPSON CORP0 citations52
US8354278B2Jan 15, 2013
Liquid for discharge, method for discharging biospecimen, and compound
SEIKO EPSON CORP0 citations52
US5104248AApr 14, 1992
Print wheel shift mechanism for use with a miniature printer
SEIKO EPSON CORP0 citations52
US12337596B2Jun 24, 2025
Liquid ejection system
SEIKO EPSON CORP0 citations51
US7867450B2Jan 11, 2011
Liquid droplet ejecting head, inspection device, and method of using inspection device
SEIKO EPSON CORP1 citations51
US10661574B2May 26, 2020
Liquid ejecting apparatuses
SEIKO EPSON CORP0 citations42
HANAOKA YUKIHIRO
5 patentsUS8596894B2Dec 3, 2013
Paper cutting device and printer having a paper cutting device
HANAOKA YUKIHIRO11 citations83
US8465124B2Jun 18, 2013
Carriage guide mechanism and a printer
HANAOKA YUKIHIRO3 citations62
US8439584B2May 14, 2013
Paper cutting device and a printer with a paper cutting device
HANAOKA YUKIHIRO3 citations62
US8123328B2Feb 28, 2012
Ink tank and ink jet printer incorporating the same
HANAOKA YUKIHIRO1 citations62
US8182063B2May 22, 2012
Liquid container
HANAOKA YUKIHIRO0 citations51
TSUBAKI SEIKO INC
1 patentNISHIOKA ATSUSHI
1 patentFUKUSHIMA HITOSHI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.