Inventor
IMAI KOJI
JP70 patents
⚠️ This page may combine multiple inventors who share the name “IMAI KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
29 patentsUS6015211AJan 18, 2000
Portable printing device with shutter for covering print head
BROTHER IND LTD146 citations99
US7284841B2Oct 23, 2007
Ink-jet recording head and ink-jet recording apparatus
BROTHER IND LTD22 citations93
US7149090B2Dec 12, 2006
Structure of flexible printed circuit board
BROTHER IND LTD26 citations93
US6746100B2Jun 8, 2004
Ink jet recording apparatus and maintenance method
BROTHER IND LTD32 citations93
US6739686B2May 25, 2004
Ink jet device
BROTHER IND LTD52 citations93
US6386677B1May 14, 2002
Ink jet recorder, recording method and purging method
BROTHER IND LTD19 citations93
US6336698B1Jan 8, 2002
Printer having a replaceable head unit and caping mechanism therefor
BROTHER IND LTD28 citations93
US6312087B1Nov 6, 2001
System for purging an ink jet recorder
BROTHER IND LTD38 citations93
US6076914AJun 20, 2000
Print head unit and method and device for evaluation of the print head unit
BROTHER IND LTD37 citations93
US5940097AAug 17, 1999
Arrangement for detaching a head unit from a carriage in an ink jet printer
BROTHER IND LTD23 citations93
US5853251ADec 29, 1998
Manual printing device
BROTHER IND LTD37 citations93
US5852452ADec 22, 1998
Ink jet printer with adjustable capping mechanism and printing cap
BROTHER IND LTD21 citations93
US5851075ADec 22, 1998
Ink jet printer
BROTHER IND LTD24 citations93
US7370943B2May 13, 2008
Structure and method for connecting flexible printed circuit board to inkjet print head
BROTHER IND LTD21 citations92
US7055936B2Jun 6, 2006
Structure and method for connecting flexible printed circuit board to inkjet print head
BROTHER IND LTD32 citations92
US7866800B2Jan 11, 2011
Liquid droplet jetting apparatus and method for manufacturing liquid droplet jetting apparatus
BROTHER IND LTD9 citations84
US7536762B2May 26, 2009
Method of manufacturing an ink-jet assembly
BROTHER IND LTD10 citations84
US6312089B1Nov 6, 2001
Ink jet recorder
BROTHER IND LTD18 citations84
US6042215AMar 28, 2000
Capping device and printer including the same
BROTHER IND LTD16 citations84
US7467468B2Dec 23, 2008
Method for manufacturing an ink-jet head
BROTHER IND LTD8 citations74
US7213912B2May 8, 2007
Ink jet printer head
BROTHER IND LTD9 citations74
US6325478B1Dec 4, 2001
Printing device with print density changing function
BROTHER IND LTD12 citations74
US6299271B1Oct 9, 2001
Ink droplet ejection apparatus and ink jet recorder
BROTHER IND LTD7 citations74
US6045209AApr 4, 2000
Circuit for driving ink-jet head
BROTHER IND LTD12 citations74
US5923345AJul 13, 1999
Multi-printing-mode control circuit for an ink ejecting printing apparatus
BROTHER IND LTD15 citations74
US5821954AOct 13, 1998
Ink jet recording device with dual ejection signal generators for auxiliary ejection mode and printing mode
BROTHER IND LTD9 citations74
US5767871AJun 16, 1998
Ink jetting device with time lag ink jetting
BROTHER IND LTD13 citations74
US7931354B2Apr 26, 2011
Circuit board for inkjet head
BROTHER IND LTD5 citations63
US7864531B2Jan 4, 2011
Electronic device
BROTHER IND LTD2 citations63
TOKAI RIKA CO LTD
5 patentsUS11364798B2Jun 21, 2022
Shift device
TOKAI RIKA CO LTD23 citations93
US9212740B2Dec 15, 2015
Shift device
TOKAI RIKA CO LTD23 citations91
US10941859B2Mar 9, 2021
Shift device
TOKAI RIKA CO LTD2 citations72
US10830339B2Nov 10, 2020
Shift device
TOKAI RIKA CO LTD4 citations72
US10107386B2Oct 23, 2018
Shift device
TOKAI RIKA CO LTD4 citations71
KAO CORP
3 patents3M INNOVATIVE PROPERTIES CO
2 patentsTOYOTA MOTOR CO LTD
2 patentsDENSO CORP
2 patentsNIPPON SOKEN
1 patentTOYO ROKI SEIZO KK
1 patentBROTHER KOGYO KABUSHIKI KAISA
1 patentTOKYO SHIBAURA ELECTRIC CO
1 patentWHITAKER CORP
1 patentNIPPON DENSO CO
1 patentTYCO ELECTRONICS AMP LTD
1 patentShowing the top 50 of 70 patents by PatentIndex Score.