Inventor · disambiguated record
Hideo Saikawa
Also filed as: SAIKAWA HIDEO
48 granted patents·2 pending applications·1,712 citations·filing 1990–2018
99Inventor score
Top patents by PatentIndex Score
50 records- 0198US6290334B1Recording apparatus, recording head and substrate thereforCANON KK·Filed 1994·Granted Sep 18, 2001·181 cites·57 claims
- 0298US5619239AReplaceable ink tankCANON KK·Filed 1994·Granted Apr 8, 1997·143 cites·26 claims
- 0397US5262802ARecording head assembly with single sealing member for ejection outlets and for an air ventCANON KK·Filed 1990·Granted Nov 16, 1993·127 cites·7 claims
- 0496US5512926AInk jet recording apparatus and method for releasably mounting ink jet recording head and separable ink tankCANON KK·Filed 1995·Granted Apr 30, 1996·108 cites·11 claims
- 0594US6474789B1Recording apparatus, recording head and substrate thereforCANON KK·Filed 2001·Granted Nov 5, 2002·46 cites·36 claims
- 0694US5237342AInk jet head and ink jet recording apparatus having an ink container filled with porous materialCANON KK·Filed 1990·Granted Aug 17, 1993·71 cites·16 claims
- 0792US5534899AReplaceable ink tankCANON KK·Filed 1995·Granted Jul 9, 1996·78 cites·7 claims
- 0892US5280299AInk filling method for ink jet recording apparatusCANON KK·Filed 1991·Granted Jan 18, 1994·59 cites·4 claims
- 0991US5453772ALiquid container with bladder-like member and liquid path along an interior container wallCANON KK·Filed 1995·Granted Sep 26, 1995·79 cites·14 claims
- 1090US5500664AInk jet recording apparatus and detachably mountable ink jet cartridgeCANON KK·Filed 1994·Granted Mar 19, 1996·75 cites·8 claims
- 1190US5485184AInk jet recording head and ink jet apparatus having sameCANON KK·Filed 1995·Granted Jan 16, 1996·57 cites·1 claims
- 1288US6243116B1Ink container, installing-removing method therefore and apparatus usable with the sameCANON KK·Filed 1997·Granted Jun 5, 2001·43 cites·9 claims
- 1387US6158855AInk jet head and ink jet recording apparatus having sameCANON KK·Filed 1997·Granted Dec 12, 2000·50 cites·18 claims
- 1486US6543892B2Printing apparatusCANON KK·Filed 2001·Granted Apr 8, 2003·30 cites·6 claims
- 1585US6145975AMethod of mounting an exchangeable ink containerCANON KK·Filed 1996·Granted Nov 14, 2000·37 cites·25 claims
- 1684US6070974AInk jet unit for a detachably mountable ink containerCANON KK·Filed 1997·Granted Jun 6, 2000·36 cites·8 claims
- 1784US6070975AInk jet recording apparatus and a method for installing ink jet recording headCANON KK·Filed 1997·Granted Jun 6, 2000·43 cites·11 claims
- 1883US5270739ALiquid container having an elastic dome-shaped pressure control device with a slitCANON KK·Filed 1992·Granted Dec 14, 1993·46 cites·13 claims
- 1979USD371804SCombined ink tank holder and printing head for printerCANON KK·Filed 1995·Granted Jul 16, 1996·22 cites·1 claims
- 2078US8651623B2Inkjet recording head and method of manufacturing inkjet recording headCANON KK·Filed 2012·Granted Feb 18, 2014·2 cites·18 claims
- 2177US5850238ARecording head with coverCANON KK·Filed 1993·Granted Dec 15, 1998·35 cites·2 claims
- 2277USD371160SInk tank for printerCANON KK·Filed 1995·Granted Jun 25, 1996·20 cites·1 claims
- 2377US5365262ASealed insulated ink containerCANON KK·Filed 1994·Granted Nov 15, 1994·33 cites·13 claims
- 2476USD375120SInk tank for printerCANON KK·Filed 1995·Granted Oct 29, 1996·19 cites·1 claims
- 2574US5365260AInk supply device with elastic valve for liquid supplying slitCANON KK·Filed 1992·Granted Nov 15, 1994·31 cites·23 claims
- 2672US5162818AInk jet recording head having a window for observation of electrical connectionCANON KK·Filed 1990·Granted Nov 10, 1992·29 cites·24 claims
- 2771US6113223AInk jet recording head with ink chamber having slanted surfaces to aid bubble removalCANON KK·Filed 1997·Granted Sep 5, 2000·28 cites·30 claims
- 2871US6062678AInk-jet recording head with a particular arrangement of thermoelectric transducers and discharge openingsCANON KK·Filed 1997·Granted May 16, 2000·28 cites·36 claims
- 2969US8246146B2Printing headTODA KYOSUKE·Filed 2009·Granted Aug 21, 2012·3 cites·9 claims
- 3069USD602076SInk cartridge for printerCANON KK·Filed 2008·Granted Oct 13, 2009·16 cites·1 claims
- 3168US5852457AInk container cartridgeCANON KK·Filed 1995·Granted Dec 22, 1998·24 cites·8 claims
- 3266US8240814B2Printing headSAIKAWA HIDEO·Filed 2009·Granted Aug 14, 2012·3 cites·12 claims
- 3363US5450110AConnection between an ink jet head and an ink supply member in an ink jet recording apparatusCANON KK·Filed 1994·Granted Sep 12, 1995·18 cites·69 claims
- 3462US5500666ACapping member for indirectly venting the interior of an ink container, and recording cartridge and apparatus using sameCANON KK·Filed 1994·Granted Mar 19, 1996·17 cites·24 claims
- 3561US5623287AInk container with a controlled ink distribution therein, and method of filling the sameCANON KK·Filed 1995·Granted Apr 22, 1997·13 cites·4 claims
- 3659US7862159B2Ink jet recording head and recording apparatusCANON KK·Filed 2008·Granted Jan 4, 2011·1 cites·5 claims
- 3756US5444473AInk jet recording apparatusCANON KK·Filed 1991·Granted Aug 22, 1995·13 cites·8 claims
- 3854US6290344B1Vented ink container with internal ink absorber, and ink cartridge having such an ink containerCANON KK·Filed 1995·Granted Sep 18, 2001·10 cites·5 claims
- 3953US5436649AInk jet recording head having constituent members clamped togetherCANON KK·Filed 1994·Granted Jul 25, 1995·8 cites·7 claims
- 4052US9321273B2Liquid discharge headCANON KK·Filed 2014·Granted Apr 26, 2016·0 cites·12 claims
- 4152US8613503B2Ink tank having grooves to prevent leakage from the air communication holeKUROBE RYOICHIRO·Filed 2012·Granted Dec 24, 2013·0 cites·7 claims
- 4252US6179411B1Ink jet recording head and an ink jet recording apparatusCANON KK·Filed 1998·Granted Jan 30, 2001·12 cites·9 claims
- 4351US5479198ALiquid storing container, an ink jet head cartridge and an ink jet recording apparatusCANON KK·Filed 1992·Granted Dec 26, 1995·10 cites·29 claims
- 4450US8246150B2Ink tank having grooves to prevent leakage from air communication holeKUROBE RYOICHIRO·Filed 2009·Granted Aug 21, 2012·0 cites·5 claims
- 4547USD602521SInk cartridge for printerCANON KK·Filed 2008·Granted Oct 20, 2009·6 cites·1 claims
- 4641US2018326723A1Liquid ejecting headCANON KK·Filed 2018·Application pending·0 cites
- 4737US9527297B2Liquid tank and ink ejection deviceCANON KK·Filed 2015·Granted Dec 27, 2016·0 cites·12 claims
- 4837US9358797B2Liquid tank and liquid ejecting apparatusCANON KK·Filed 2015·Granted Jun 7, 2016·0 cites·11 claims
- 4934US6135589AInk jet recording head with ejection outlet forming member and urging member for assembling the head, and apparatus with such a headCANON KK·Filed 1997·Granted Oct 24, 2000·2 cites·5 claims
- 5031US2002012034A1Ink jet head and ink jet recording apparatus having sameFiled 1999·Application pending·0 cites
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