Inventor
MIYAZAWA YOSHINORI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “MIYAZAWA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
42 patentsUS5790158AAug 4, 1998
Ink-jet recording apparatus and ink tank cartridge therefor
SEIKO EPSON CORP195 citations99
US6238042B1May 29, 2001
Ink cartridge for ink jet printer and method of charging ink into said cartridge
SEIKO EPSON CORP130 citations98
US6247803B1Jun 19, 2001
Ink jet recording apparatus and method for replenishing ink in the tank cartridge
SEIKO EPSON CORP137 citations97
US5113204AMay 12, 1992
Ink jet head
SEIKO EPSON CORP134 citations97
US6176629B1Jan 23, 2001
Ink supply tank for a printer
SEIKO EPSON CORP24 citations96
US6145974ANov 14, 2000
Ink-supplied printer head and ink container
SEIKO EPSON CORP83 citations96
US5622439AApr 22, 1997
Ink-supply tank for a dot matrix printer
SEIKO EPSON CORP26 citations96
US5615957AApr 1, 1997
Ink-supply tank for a dot matrix printer
SEIKO EPSON CORP28 citations96
US5607242AMar 4, 1997
Ink-supply tank for a printer
SEIKO EPSON CORP23 citations96
US5603577AFeb 18, 1997
Ink supply tank for a printer
SEIKO EPSON CORP29 citations96
US5560720AOct 1, 1996
Ink-supply tank for a dot matrix printer
SEIKO EPSON CORP29 citations96
US5421658AJun 6, 1995
Ink supply mechanism for a dot matrix printer
SEIKO EPSON CORP57 citations96
US5341164AAug 23, 1994
Solid ink supply for ink jet
SEIKO EPSON CORP61 citations96
US5328279AJul 12, 1994
Dot matrix printer head
SEIKO EPSON CORP52 citations96
US5174665ADec 29, 1992
Ink-supply system for a dot matrix printer
SEIKO EPSON CORP54 citations96
US5158377AOct 27, 1992
Ink-supply system for a dot matrix printer
SEIKO EPSON CORP54 citations96
US5156472AOct 20, 1992
Dot matrix printer supply system having ink absorbing member filled under reduced pressure
SEIKO EPSON CORP74 citations96
US5156471AOct 20, 1992
Ink-supplied wire dot matrix printer head
SEIKO EPSON CORP50 citations96
US5156473AOct 20, 1992
Multi-color cartridge ink-supply system for a dot matrix printer
SEIKO EPSON CORP59 citations96
US4969759ANov 13, 1990
Ink-supplied wire dot matrix printer head
SEIKO EPSON CORP74 citations96
US5365261ANov 15, 1994
Transfer type ink jet printer
SEIKO EPSON CORP77 citations95
US5072240ADec 10, 1991
On-demand type ink jet print head
SEIKO EPSON CORP74 citations95
US5387760AFeb 7, 1995
Wet recording apparatus for developing electrostatic latent image
SEIKO EPSON CORP29 citations93
US5156470AOct 20, 1992
Two cartridge ink-supply system for a multi-color dot matrix printer
SEIKO EPSON CORP52 citations93
US6854835B2Feb 15, 2005
Ink cartridge for ink jet printer and method of charging ink into said cartridge
SEIKO EPSON CORP25 citations92
US6276785B1Aug 21, 2001
Ink-supplied printer head and ink container
SEIKO EPSON CORP43 citations92
US5750592AMay 12, 1998
Ink composition for ink jet recording
SEIKO EPSON CORP50 citations92
US5475469ADec 12, 1995
Image forming equipment with depletion detection in an toner endless circulation path
SEIKO EPSON CORP40 citations92
US5105209AApr 14, 1992
Hot melt ink jet printing apparatus
SEIKO EPSON CORP39 citations92
US4998120AMar 5, 1991
Hot melt ink jet printing apparatus
SEIKO EPSON CORP22 citations92
US6474798B1Nov 5, 2002
Ink supplied printer head and ink container
SEIKO EPSON CORP17 citations84
US6224275B1May 1, 2001
Ink-supply tank for a printer
SEIKO EPSON CORP8 citations82
US6123469ASep 26, 2000
Ink-supply wire dot matrix printer head
SEIKO EPSON CORP14 citations82
US6231248B1May 15, 2001
Ink supply tank for a printer
SEIKO EPSON CORP6 citations74
US5434352AJul 18, 1995
Wet recording apparatus for developing electrostatic latent images
SEIKO EPSON CORP5 citations74
US5177504AJan 5, 1993
On-demand type ink jet print head
SEIKO EPSON CORP9 citations74
US5030972AJul 9, 1991
Solid ink supply for ink jet
SEIKO EPSON CORP10 citations74
US4610554ASep 9, 1986
Ink composition and wire dot printer including same
SEIKO EPSON CORP18 citations74
US5198842AMar 30, 1993
Ionographic image forming apparatus
SEIKO EPSON CORP11 citations73
US4948692AAug 14, 1990
Combination toner and printer utilizing same
SEIKO EPSON CORP18 citations72
US5084718AJan 28, 1992
Wet recording apparatus and wet recording method
SEIKO EPSON CORP5 citations62
US4935754AJun 19, 1990
Electrophoretic recording apparatus
SEIKO EPSON CORP1 citations52
EPSON CORP
4 patentsUS4572681AFeb 25, 1986
Wire dot print head
EPSON CORP8 citations74
US4579468AApr 1, 1986
Wire dot printer utilizing multicolor inks
EPSON CORP12 citations73
US4252449AFeb 24, 1981
Construction of wire type dot printer head
EPSON CORP12 citations73
US4204778AMay 27, 1980
Wire type dot printer head assembly
EPSON CORP16 citations73