Inventor · disambiguated record
Masashi Miyagawa
Also filed as: MIYAGAWA MASASHI
78 granted patents·21 pending applications·2,273 citations·filing 1985–2022
99Inventor score
Top patents by PatentIndex Score
99 records- 0199US5478606AMethod of manufacturing ink jet recording headCANON KK·Filed 1995·Granted Dec 26, 1995·269 cites·46 claims
- 0298US5619239AReplaceable ink tankCANON KK·Filed 1994·Granted Apr 8, 1997·143 cites·26 claims
- 0397US4670299APreparation of lower alkyl polysilsesquioxane and formation of insulating layer of silylated polymer on electronic circuit boardFUJITSU LTD·Filed 1985·Granted Jun 2, 1987·87 cites·13 claims
- 0496US7297202B2Dispersible colorant, method of producing same, aqueous ink using same, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded imageCANON KK·Filed 2005·Granted Nov 20, 2007·31 cites·22 claims
- 0596US6455112B1Method of manufacturing ink jet recording head and ink jet recording head manufactured by the methodCANON KK·Filed 2000·Granted Sep 24, 2002·73 cites·5 claims
- 0695US7291211B2Aqueous ink, ink tank, ink jet recording apparatus, ink jet recording method, and ink jet recorded imageCANON KK·Filed 2005·Granted Nov 6, 2007·27 cites·15 claims
- 0795US6569343B1Method for producing liquid discharge head, liquid discharge head, head cartridge, liquid discharging recording apparatus, method for producing silicon plate and silicon plateCANON KK·Filed 2000·Granted May 27, 2003·59 cites·7 claims
- 0895US6488364B1Recording method and apparatus for controlling ejection bubble formationCANON KK·Filed 2000·Granted Dec 3, 2002·54 cites·31 claims
- 0994US6155673ARecording method and apparatus for controlling ejection bubble formationCANON KK·Filed 1993·Granted Dec 5, 2000·86 cites·19 claims
- 1093US5458254AMethod for manufacturing liquid jet recording headCANON KK·Filed 1994·Granted Oct 17, 1995·80 cites·12 claims
- 1192US5331344AMethod for producing liquid-discharging recording head, liquid-discharging recording head produced by said method, and recording apparatus utilizing said recording headCANON KK·Filed 1991·Granted Jul 19, 1994·85 cites·49 claims
- 1291US6960424B2Method for manufacturing microstructure, method for manufacturing liquid discharge head, and liquid discharge headCANON KK·Filed 2002·Granted Nov 1, 2005·34 cites·13 claims
- 1391US4988514APreparation of lower alkyl polysilsesquioxane and formation of insulating layer of silylated polymer on electronic circuit boardFUJITSU LTD·Filed 1988·Granted Jan 29, 1991·58 cites·13 claims
- 1491US4952478ATransfer recording medium comprising a layer changing its transferability when provided with light and heatCANON KK·Filed 1987·Granted Aug 28, 1990·77 cites·11 claims
- 1589US7845167B2Exhaust heat recovery systemDENSO CORP·Filed 2008·Granted Dec 7, 2010·14 cites·7 claims
- 1689US6663229B2Ink jet recording head having movable member and restricting section for restricting displacement of movable member, and method for manufacturing the sameCANON KK·Filed 2002·Granted Dec 16, 2003·30 cites·2 claims
- 1789US4657843AUse of polysilsesquioxane without hydroxyl group for forming maskFUJITSU LTD·Filed 1986·Granted Apr 14, 1987·62 cites·10 claims
- 1888US10260461B2Low temperature cooling device for internal combustion engineDENSO CORP·Filed 2016·Granted Apr 16, 2019·4 cites·8 claims
- 1988US9470138B2Coolant circulation system for engineDENSO CORP·Filed 2012·Granted Oct 18, 2016·8 cites·17 claims
- 2088US6243116B1Ink container, installing-removing method therefore and apparatus usable with the sameCANON KK·Filed 1997·Granted Jun 5, 2001·43 cites·9 claims
- 2187US10239321B2Liquid ejection head and method for manufacturing flow passage member of liquid ejection headCANON KK·Filed 2016·Granted Mar 26, 2019·2 cites·13 claims
- 2287US7036909B2Liquid ejection headCANON KK·Filed 2002·Granted May 2, 2006·26 cites·37 claims
- 2386US6659588B2Liquid discharge head and producing method thereforCANON KK·Filed 2002·Granted Dec 9, 2003·26 cites·16 claims
- 2485US6145975AMethod of mounting an exchangeable ink containerCANON KK·Filed 1996·Granted Nov 14, 2000·37 cites·25 claims
- 2584US8020524B2Exhaust heat recovery apparatusDENSO CORP·Filed 2008·Granted Sep 20, 2011·16 cites·16 claims
- 2684US6070974AInk jet unit for a detachably mountable ink containerCANON KK·Filed 1997·Granted Jun 6, 2000·36 cites·8 claims
- 2784US5730889AInk jet recording head, fabrication method thereof, and printer with ink jet recording headCANON KK·Filed 1997·Granted Mar 24, 1998·46 cites·27 claims
- 2882US7877991B2Exhaust heat recovery deviceDENSO CORP·Filed 2008·Granted Feb 1, 2011·8 cites·9 claims
- 2982US6447984B1Liquid discharge head, method of manufacture therefor and liquid discharge recording apparatusCANON KK·Filed 2000·Granted Sep 10, 2002·23 cites·55 claims
- 3082US5945260AMethod for manufacturing liquid jet recording headCANON KK·Filed 1996·Granted Aug 31, 1999·39 cites·3 claims
- 3181US7526863B2Method for manufacturing a microstructureCANON KK·Filed 2005·Granted May 5, 2009·5 cites·2 claims
- 3281US5952414AInk, and a color ink-jet recording method using the sameCANON KK·Filed 1996·Granted Sep 14, 1999·42 cites·14 claims
- 3380US6527377B1Liquid discharge head and producing method thereforCANON KK·Filed 2000·Granted Mar 4, 2003·19 cites·4 claims
- 3480US5650805AInk jet head and ink jet apparatus employing the sameCANON KK·Filed 1994·Granted Jul 22, 1997·38 cites·16 claims
- 3579US5808641ALiquid jet head manufacturing method and a liquid jet head manufactured by said manufacturing methodCANON KK·Filed 1995·Granted Sep 15, 1998·39 cites·20 claims
- 3679USD371804SCombined ink tank holder and printing head for printerCANON KK·Filed 1995·Granted Jul 16, 1996·22 cites·1 claims
- 3779US4863833APattern-forming material and its production and useFUJITSU LTD·Filed 1987·Granted Sep 5, 1989·34 cites·2 claims
- 3878US6461798B1Process for the production of an ink jet headCANON KK·Filed 1996·Granted Oct 8, 2002·39 cites·25 claims
- 3978US6180018B1Ink jet printing head, manufacturing method therefor, and ink jet printing apparatusCANON KK·Filed 1997·Granted Jan 30, 2001·36 cites·30 claims
- 4077US6155677AInk jet recording head, an ink jet unit and an ink jet apparatus using said recording headCANON KK·Filed 1994·Granted Dec 5, 2000·37 cites·35 claims
- 4176US6745467B1Method of producing a liquid discharge headCANON KK·Filed 2000·Granted Jun 8, 2004·17 cites·9 claims
- 4276US5734391APrinting systemCANON KK·Filed 1994·Granted Mar 31, 1998·32 cites·48 claims
- 4375US8056616B2Exhaust heat recovery apparatusMIYAGAWA MASASHI·Filed 2008·Granted Nov 15, 2011·6 cites·11 claims
- 4474US6076919AJet recording methodCANON KK·Filed 1995·Granted Jun 20, 2000·32 cites·27 claims
- 4573US5956056AInk jet recording apparatus and method of recording with separated image dataCANON KK·Filed 1993·Granted Sep 21, 1999·30 cites·22 claims
- 4672US8316927B2Loop heat pipe waste heat recovery device with pressure controlled mode valveKOHARA KIMIO·Filed 2007·Granted Nov 27, 2012·5 cites·7 claims
- 4772US6591500B1Method of manufacturing a liquid discharge headCANON KK·Filed 2000·Granted Jul 15, 2003·15 cites·9 claims
- 4871US6062678AInk-jet recording head with a particular arrangement of thermoelectric transducers and discharge openingsCANON KK·Filed 1997·Granted May 16, 2000·28 cites·36 claims
- 4967US7946112B2Exhaust heat recovery deviceDENSO CORP·Filed 2007·Granted May 24, 2011·7 cites·3 claims
- 5067US7384130B2Liquid ejection headCANON KK·Filed 2006·Granted Jun 10, 2008·2 cites·12 claims
Showing the top 50 of 99 patent records by PatentIndex Score.
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