Inventor
OKANO MAMORU
JP25 patents
⚠️ This page may combine multiple inventors who share the name “OKANO MAMORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
11 patentsUS6776844B2Aug 17, 2004
Organic EL display and production device of color filter
HITACHI LTD26 citations92
US6443560B1Sep 3, 2002
Recording head and inkjet recording device having separately arranged ink chambers and ink discharge unit
HITACHI LTD37 citations92
US5666598ASep 9, 1997
Image forming method and apparatus using energy beam impingement on image forming particles to move the same
HITACHI LTD24 citations92
US6286938B1Sep 11, 2001
Ink jet recording head and ink jet recording apparatus
HITACHI LTD20 citations91
US6604816B1Aug 12, 2003
Ink-jet recording head and ink-jet recorder
HITACHI LTD18 citations83
US6067102AMay 23, 2000
Electrophotographic recording device and exposure controlling device therefor
HITACHI LTD3 citations63
US6849128B2Feb 1, 2005
Organic EL display and production device of color filter cross reference to related application
HITACHI LTD5 citations62
US6557981B1May 6, 2003
Ink jet recorder
HITACHI LTD4 citations62
US6412916B1Jul 2, 2002
Ink jet printer
HITACHI LTD5 citations62
US5995124ANov 30, 1999
Color electrophotographic printer with belt control
HITACHI LTD1 citations52
US7503645B2Mar 17, 2009
Droplet generator and ink-jet recording device using thereof
HITACHI LTD0 citations41
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD
8 patentsUS9481175B2Nov 1, 2016
Gas-liquid separator and inkjet recording apparatus using the same
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD1 citations62
US11623444B2Apr 11, 2023
Ink jet recording apparatus
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations59
US10933642B2Mar 2, 2021
Ink jet recording apparatus
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations59
US10703095B2Jul 7, 2020
Inkjet recording device
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US10183494B2Jan 22, 2019
Inkjet recording apparatus
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US9744769B2Aug 29, 2017
Gas-liquid separator and inkjet recording apparatus using the same
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations51
US10857787B2Dec 8, 2020
Inkjet recording device
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations41
US10703108B2Jul 7, 2020
Inkjet recording apparatus
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD0 citations37
HITACHI IND EQUIPMENT SYS
4 patentsUS9308738B2Apr 12, 2016
Gas-liquid separator and inkjet recording apparatus using the same
HITACHI IND EQUIPMENT SYS4 citations83
US9302482B2Apr 5, 2016
Inkjet printing device
HITACHI IND EQUIPMENT SYS2 citations62
US7699455B2Apr 20, 2010
Inkjet recording apparatus
HITACHI IND EQUIPMENT SYS4 citations60
US9120322B2Sep 1, 2015
Ink jet recording device
HITACHI IND EQUIPMENT SYS1 citations51