Inventor
SHIMOMURA MASAKI
JP83 patents
⚠️ This page may combine multiple inventors who share the name “SHIMOMURA MASAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
37 patentsUS6955422B2Oct 18, 2005
Ink cartridge
SEIKO EPSON CORP120 citations99
US7018030B2Mar 28, 2006
Ink cartridge and ink-jet recording apparatus
SEIKO EPSON CORP32 citations93
US6863376B2Mar 8, 2005
Ink cartridge and ink-jet recording apparatus
SEIKO EPSON CORP22 citations93
US7101096B2Sep 5, 2006
Tray for transferring recording media, and recording apparatus
SEIKO EPSON CORP51 citations92
US5997198ADec 7, 1999
Sheet feeder and printer
SEIKO EPSON CORP36 citations92
US5934664AAug 10, 1999
Paper feeding apparatus and printer
SEIKO EPSON CORP32 citations92
US7934717B2May 3, 2011
Sheet transporting device with locking mechanism
SEIKO EPSON CORP14 citations84
US5738348AApr 14, 1998
Sheet feeder
SEIKO EPSON CORP18 citations84
US7934822B2May 3, 2011
Ink cartridge
SEIKO EPSON CORP4 citations74
US7614732B2Nov 10, 2009
Ink cartridge
SEIKO EPSON CORP6 citations74
US7566112B2Jul 28, 2009
Ink cartridge and ink-jet recording apparatus
SEIKO EPSON CORP7 citations74
US7325915B2Feb 5, 2008
Ink cartridge having retaining structure
SEIKO EPSON CORP6 citations74
US7237882B2Jul 3, 2007
Ink cartridge having retaining structure and recording apparatus for receiving the ink cartridge
SEIKO EPSON CORP9 citations74
US7178902B2Feb 20, 2007
Ink cartridge and ink-jet recording apparatus
SEIKO EPSON CORP5 citations74
US6899326B2May 31, 2005
Sheet feeder and recording apparatus incorporating the same
SEIKO EPSON CORP10 citations74
US5921691AJul 13, 1999
Ink jet printer
SEIKO EPSON CORP8 citations74
US5785441AJul 28, 1998
Ink jet printer having paper supports and guides
SEIKO EPSON CORP13 citations74
USD761905SJul 19, 2016
Ink cases for printer
SEIKO EPSON CORP3 citations73
US8991971B2Mar 31, 2015
Liquid ejecting apparatus
SEIKO EPSON CORP5 citations73
US6739683B2May 25, 2004
Ink-jet recording apparatus
SEIKO EPSON CORP9 citations73
US5527118AJun 18, 1996
Wire dot print head and method for manufacturing same
SEIKO EPSON CORP9 citations73
US5281037AJan 25, 1994
Wire dot print head and method for manufacturing same
SEIKO EPSON CORP4 citations73
US11458733B2Oct 4, 2022
Recording apparatus
SEIKO EPSON CORP2 citations72
US6007194ADec 28, 1999
Ink jet printing method for feeding and ejecting a sheet to prevent a sheet from adhering to a successive sheet
SEIKO EPSON CORP13 citations72
USD761352SJul 12, 2016
Ink case for printer
SEIKO EPSON CORP2 citations63
US9180671B2Nov 10, 2015
Liquid ejecting apparatus including a gap forming member having a locking member
SEIKO EPSON CORP3 citations63
US7934794B2May 3, 2011
Ink cartridge
SEIKO EPSON CORP2 citations63
US5915863AJun 29, 1999
Ink jet printer
SEIKO EPSON CORP1 citations63
US12466205B2Nov 11, 2025
Recording device
SEIKO EPSON CORP0 citations62
US11932019B2Mar 19, 2024
Wiping module, discharge module, liquid discharge apparatus, and wiping method of wiping module
SEIKO EPSON CORP0 citations62
US11878531B2Jan 23, 2024
Wiping device and liquid discharge apparatus
SEIKO EPSON CORP0 citations62
US9150023B2Oct 6, 2015
Recording apparatus
SEIKO EPSON CORP3 citations62
US5368401ANov 29, 1994
Wire dot print head with rotating lever
SEIKO EPSON CORP2 citations62
US5174663ADec 29, 1992
Wire dot print head and method for manufacturing same
SEIKO EPSON CORP3 citations62
US12157315B2Dec 3, 2024
Recording apparatus
SEIKO EPSON CORP0 citations61
US5190382AMar 2, 1993
Print element arrangement in serial matrix printer
SEIKO EPSON CORP6 citations61
US7134658B2Nov 14, 2006
Recording apparatus having skew removal
SEIKO EPSON CORP4 citations59
CANON KK
9 patentsUS10539907B2Jan 21, 2020
Image forming apparatus and image forming method
CANON KK5 citations84
US11294315B2Apr 5, 2022
Image forming apparatus operable in modes having different color gamuts
CANON KK1 citations73
US11237510B2Feb 1, 2022
Image forming apparatus
CANON KK2 citations73
US11789392B2Oct 17, 2023
Image forming apparatus
CANON KK0 citations62
US11454926B2Sep 27, 2022
Image forming apparatus
CANON KK0 citations62
US11287762B2Mar 29, 2022
Image forming apparatus and image forming method
CANON KK0 citations62
US11156958B2Oct 26, 2021
Image forming apparatus to reduce deterioration of transferability
CANON KK0 citations62
US10962899B2Mar 30, 2021
Image forming apparatus and image forming method determining characteristic relating image data and density
CANON KK0 citations62
US10754294B2Aug 25, 2020
Image forming apparatus to reduce deterioration of transferability
CANON KK1 citations62
SHIMOMURA MASAKI
1 patentCHIBA INST TECHNOLOGY
1 patentFURUTA TAKAYUKI
1 patentOKUDA TAKAYUKI
1 patentShowing the top 50 of 83 patents by PatentIndex Score.