Inventor
YONEKUBO SHUJI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “YONEKUBO SHUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
34 patentsUS6517175B2Feb 11, 2003
Printer, method of monitoring residual quantity of ink, and recording medium
SEIKO EPSON CORP56 citations96
US6331040B1Dec 18, 2001
Method of driving ink jet recording head
SEIKO EPSON CORP56 citations96
US6267519B1Jul 31, 2001
Positional deviation correction using different correction values for monochrome and color bi-directional printing
SEIKO EPSON CORP71 citations96
US6257689B1Jul 10, 2001
Printer and method of printing
SEIKO EPSON CORP61 citations96
US4962391AOct 9, 1990
Ink jet printer head
SEIKO EPSON CORP82 citations95
US6328400B1Dec 11, 2001
Printer system, method of generating image, and recording medium for realizing the method
SEIKO EPSON CORP37 citations93
US5539982AJul 30, 1996
Method of manufacturing an ink jet recording head
SEIKO EPSON CORP21 citations93
US5510816AApr 23, 1996
Method and apparatus for driving ink jet recording head
SEIKO EPSON CORP45 citations93
US5471232ANov 28, 1995
Ink jet recording head
SEIKO EPSON CORP20 citations93
US5424769AJun 13, 1995
Ink jet recording head
SEIKO EPSON CORP43 citations93
US6908173B2Jun 21, 2005
Positional deviation correction using reference and relative correction values in bi-directional printing
SEIKO EPSON CORP21 citations92
US6715852B2Apr 6, 2004
Liquid jetting apparatus
SEIKO EPSON CORP22 citations92
US6692096B1Feb 17, 2004
Positional deviation correction using reference and relative correction values in bi-directional printing
SEIKO EPSON CORP23 citations92
US6523926B1Feb 25, 2003
Adjustment of printing position deviation
SEIKO EPSON CORP35 citations92
US6196736B1Mar 6, 2001
Adjustment of printing position deviation during bidirectional printing
SEIKO EPSON CORP52 citations92
US6190006B1Feb 20, 2001
Ink-jet recording head
SEIKO EPSON CORP23 citations92
US5880763AMar 9, 1999
Ink jet recording head with head frame and piezoelectric vibration elements having configuration for suppressing stress in flow path unit
SEIKO EPSON CORP27 citations92
US5684520ANov 4, 1997
Ink jet recording head in which an actuator is offset from a center of an effective displacement region of a vibration plate
SEIKO EPSON CORP21 citations92
US7014286B2Mar 21, 2006
Liquid jetting apparatus
SEIKO EPSON CORP19 citations84
US6802589B2Oct 12, 2004
Liquid-jetting apparatus and method of driving the same
SEIKO EPSON CORP17 citations84
US6074033AJun 13, 2000
Device for driving inkjet print head
SEIKO EPSON CORP18 citations84
US6742859B2Jun 1, 2004
Liquid jetting apparatus
SEIKO EPSON CORP10 citations74
US5426454AJun 20, 1995
Ink jet type recording head driving circuit
SEIKO EPSON CORP11 citations74
US5184155AFeb 2, 1993
Ink jet print head
SEIKO EPSON CORP10 citations72
US7073885B2Jul 11, 2006
Liquid jetting apparatus
SEIKO EPSON CORP3 citations63
US6712445B2Mar 30, 2004
Liquid jetting apparatus
SEIKO EPSON CORP6 citations63
US5923351AJul 13, 1999
Vibrating plate for an ink jet recording head which causes ink to be discharged from a pressure chamber when vibrated by a vibrator
SEIKO EPSON CORP3 citations63
US7500726B2Mar 10, 2009
Liquid ejecting apparatus driving-signals generation
SEIKO EPSON CORP4 citations62
US11972158B2Apr 30, 2024
Provision system, provision method, and management device for providing recording material to a user of a recording device
SEIKO EPSON CORP0 citations61
US7988249B2Aug 2, 2011
Liquid ejecting apparatus
SEIKO EPSON CORP0 citations52
US7735953B2Jun 15, 2010
Liquid jetting apparatus
SEIKO EPSON CORP0 citations52
US6926393B2Aug 9, 2005
Liquid jetting head
SEIKO EPSON CORP1 citations52
US12515461B2Jan 6, 2026
Printing system and estimation method
SEIKO EPSON CORP0 citations51
US11983449B2May 14, 2024
Providing system, providing method, and management device
SEIKO EPSON CORP0 citations50