Inventor
OIKAWA MASAKI
JP61 patents
⚠️ This page may combine multiple inventors who share the name “OIKAWA MASAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
40 patentsUS6830317B2Dec 14, 2004
Ink jet recording head
CANON KK77 citations98
US6652079B2Nov 25, 2003
Ink jet recording head with extended electrothermal conversion element life and method of manufacturing the same
CANON KK59 citations96
US7077503B2Jul 18, 2006
Ink jet head
CANON KK24 citations93
US6988786B2Jan 24, 2006
Ink jet recording head and ink discharge method
CANON KK29 citations93
US6984025B2Jan 10, 2006
Ink jet head
CANON KK33 citations93
US6976748B2Dec 20, 2005
Ink jet head and printer
CANON KK50 citations93
US6652055B2Nov 25, 2003
Ink jet printing apparatus and ink jet printing method
CANON KK49 citations93
US6460976B1Oct 8, 2002
Printing apparatus having control means of controlling timing for driving blocks of print elements
CANON KK25 citations93
US6371609B1Apr 16, 2002
Recording apparatus and a recording method
CANON KK27 citations93
US6224191B1May 1, 2001
Ink jet recording head
CANON KK24 citations93
US6164773ADec 26, 2000
Ink-jet printing apparatus and printing method using ink improving liquid
CANON KK21 citations93
US7963635B2Jun 21, 2011
Inkjet print head
CANON KK11 citations84
US7832843B2Nov 16, 2010
Liquid jet head
CANON KK10 citations84
US7784904B2Aug 31, 2010
Liquid jet head
CANON KK8 citations84
US7591537B2Sep 22, 2009
Ink jet recording head
CANON KK8 citations84
US7387371B2Jun 17, 2008
Liquid discharge head
CANON KK9 citations84
US7287838B2Oct 30, 2007
Liquid discharge head having protective film for heating element and substrate therefor
CANON KK10 citations84
US7172264B2Feb 6, 2007
Ink jet recording heat and ink discharge method
CANON KK12 citations84
US6296342B1Oct 2, 2001
Ink jet recording apparatus and a method for discharge recovery thereof
CANON KK17 citations84
US7172268B2Feb 6, 2007
Ink jet head, method for driving the same, and ink jet recording apparatus
CANON KK7 citations74
US6648439B2Nov 18, 2003
Image printing apparatus and control method therefor
CANON KK12 citations74
US6406112B1Jun 18, 2002
Ink jet recording apparatus, recording control method, and storage medium with recording control program stored therein
CANON KK10 citations74
US6126282AOct 3, 2000
Ink-jet recording apparatus and method thereof
CANON KK10 citations74
US8757776B2Jun 24, 2014
Ink jet ink, ink set, ink jet recording method, ink cartridge, recording unit and ink jet recording appratus
CANON KK5 citations73
US7735962B2Jun 15, 2010
Ink jet print head
CANON KK7 citations73
US9138995B2Sep 22, 2015
Liquid ejection head, liquid ejection method, and printing apparatus employing this ejection head
CANON KK5 citations72
US9616664B2Apr 11, 2017
Liquid ejection head
CANON KK2 citations71
US9193160B1Nov 24, 2015
Liquid ejection head
CANON KK2 citations63
US7938511B2May 10, 2011
Liquid ejection head, inkjet printing apparatus and liquid ejecting method
CANON KK5 citations63
US7527352B2May 5, 2009
Ink jet recording head and ink discharge method
CANON KK3 citations63
US7216961B2May 15, 2007
Ink jet head having heat accumulation layer and protection film method of driving thereof and ink jet recording apparatus provided therewith
CANON KK4 citations63
US11173713B2Nov 16, 2021
Liquid discharge head
CANON KK0 citations62
US8342631B2Jan 1, 2013
Inkjet print apparatus and inkjet print method
CANON KK3 citations62
US7963633B2Jun 21, 2011
Ink jet recording head and ink jet recording apparatus
CANON KK2 citations62
US7771026B2Aug 10, 2010
Ink jet recording head and liquid jetting method
CANON KK3 citations62
US7695088B2Apr 13, 2010
Ink jet printing apparatus and ink jet printing method
CANON KK6 citations62
US11077658B2Aug 3, 2021
Liquid ejection head and method of manufacturing the same
CANON KK0 citations52
US11027543B2Jun 8, 2021
Printing apparatus and method of determining minimum discharge energy
CANON KK0 citations52
US10322578B2Jun 18, 2019
Liquid ejection head and liquid ejection apparatus
CANON KK0 citations52
US10040285B2Aug 7, 2018
Liquid ejection head and liquid ejection device, and aging treatment method and initial setup method for a liquid ejection device
CANON KK0 citations52
TOMIZAWA KEIJI
2 patentsOIKAWA MASAKI
1 patentYAMAKAMI HIDEKI
1 patentAKAMA YUICHIRO
1 patentKURODA TOMOTSUGU
1 patentKYOSHIMA MASAYUKI
1 patentMATSUMOTO MITSUHIRO
1 patentTDK CORP
1 patentMURAOKA CHIAKI
1 patentShowing the top 50 of 61 patents by PatentIndex Score.