Inventor
OTA MUTSUHIKO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “OTA MUTSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
18 patentsUS7165835B2Jan 23, 2007
Ink cartridge and method of ink injection thereinto
SEIKO EPSON CORP41 citations96
US6926396B2Aug 9, 2005
Ink cartridge and method of ink injection thereinto
SEIKO EPSON CORP29 citations92
US6786583B2Sep 7, 2004
Ink cartridge storage structure and method
SEIKO EPSON CORP34 citations92
US6966638B2Nov 22, 2005
Ink cartridge and assembling method of atmospheric open valve in ink cartridge
SEIKO EPSON CORP11 citations74
US7571525B2Aug 11, 2009
Method of manufacturing liquid-jet head and liquid-jet head
SEIKO EPSON CORP7 citations73
US7699452B2Apr 20, 2010
Ink cartridge and method of ink injection thereinto
SEIKO EPSON CORP1 citations63
US7575312B2Aug 18, 2009
Ink cartridge and method of ink injection thereinto
SEIKO EPSON CORP4 citations63
US7402256B2Jul 22, 2008
Method for producing liquid-jet head
SEIKO EPSON CORP2 citations62
US7318277B2Jan 15, 2008
Method of manufacturing a liquid jet head
SEIKO EPSON CORP4 citations62
US7643144B2Jan 5, 2010
Alignment apparatus and alignment method
SEIKO EPSON CORP6 citations61
US7602490B2Oct 13, 2009
Liquid ejecting head alignment apparatus and liquid ejecting head alignment method
SEIKO EPSON CORP3 citations61
US7576859B2Aug 18, 2009
Alignment apparatus and alignment method
SEIKO EPSON CORP2 citations61
US8757777B2Jun 24, 2014
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US8534800B2Sep 17, 2013
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US8342656B2Jan 1, 2013
Liquid ejecting head and liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US10272685B2Apr 30, 2019
Method of manufacturing piezoelectric device
SEIKO EPSON CORP0 citations42
US10868553B2Dec 15, 2020
Atomic oscillator
SEIKO EPSON CORP0 citations41
US10727851B2Jul 28, 2020
Atomic oscillator
SEIKO EPSON CORP0 citations41