Inventor · disambiguated record
Masahisa Watanabe
Also filed as: WATANABE MASAHISA
48 granted patents·9 pending applications·600 citations·filing 2004–2025
97Inventor score
Top patents by PatentIndex Score
57 records- 0198US11833830B2Liquid storage container and method for manufacturing the sameCANON KK·Filed 2022·Granted Dec 5, 2023·2 cites·12 claims
- 0298US8722510B2Trench-filling method and film-forming systemWATANABE MASAHISA·Filed 2011·Granted May 13, 2014·489 cites·11 claims
- 0397US7300596B2Method of manufacturing liquid discharge headCANON KK·Filed 2006·Granted Nov 27, 2007·39 cites·9 claims
- 0495US11472188B2Liquid storage container and method for manufacturing the sameCANON KK·Filed 2020·Granted Oct 18, 2022·2 cites·13 claims
- 0588US9873255B2Liquid ejection head and method of manufacturing the sameCANON KK·Filed 2016·Granted Jan 23, 2018·3 cites·2 claims
- 0688US8455369B2Trench embedding methodWATANABE MASAHISA·Filed 2011·Granted Jun 4, 2013·10 cites·10 claims
- 0787US12145372B2Liquid storage container and method for manufacturing the sameCANON KK·Filed 2023·Granted Nov 19, 2024·0 cites·7 claims
- 0887US9789690B2Method for manufacturing liquid ejection headCANON KK·Filed 2016·Granted Oct 17, 2017·3 cites·15 claims
- 0985US9919526B2Method for manufacturing liquid discharge headCANON KK·Filed 2014·Granted Mar 20, 2018·3 cites·20 claims
- 1084US8685832B2Trench filling method and method of manufacturing semiconductor integrated circuit deviceWATANABE MASAHISA·Filed 2012·Granted Apr 1, 2014·7 cites·15 claims
- 1183US9809027B2Method of manufacturing structure and method of manufacturing liquid ejection headCANON KK·Filed 2015·Granted Nov 7, 2017·2 cites·9 claims
- 1283US7891784B2Liquid ejection head and method for manufacturing liquid ejection headCANON KK·Filed 2008·Granted Feb 22, 2011·6 cites·11 claims
- 1382US10625506B2Method for manufacturing liquid discharge headCANON KK·Filed 2018·Granted Apr 21, 2020·1 cites·20 claims
- 1482US8122850B2Method and apparatus for processing polysilazane filmHISHIYA SHINGO·Filed 2009·Granted Feb 28, 2012·10 cites·12 claims
- 1581US8128204B2Liquid ejection head and method for manufacturing liquid ejection headOZAKI NORIYASU·Filed 2011·Granted Mar 6, 2012·4 cites·3 claims
- 1680US9139003B2Method for producing liquid-ejection headCANON KK·Filed 2013·Granted Sep 22, 2015·2 cites·7 claims
- 1779US10894409B2Method of manufacturing a liquid ejection headCANON KK·Filed 2018·Granted Jan 19, 2021·1 cites·14 claims
- 1879US9852907B2Mask structure forming method and film forming apparatusTOKYO ELECTRON LTD·Filed 2017·Granted Dec 26, 2017·2 cites·7 claims
- 1978US2025382700A1Substrate processing method, substrate processing system, and protective filmTOKYO ELECTRON LTD·Filed 2025·Application pending·0 cites
- 2077US10570508B2Film forming apparatus, film forming method and heat insulating memberTOKYO ELECTRON LTD·Filed 2017·Granted Feb 25, 2020·2 cites·4 claims
- 2175US8007074B2Liquid discharge recording headCANON KK·Filed 2010·Granted Aug 30, 2011·2 cites·9 claims
- 2270US7879397B2Method for processing polysilazane filmTOKYO ELECTRON LTD·Filed 2007·Granted Feb 1, 2011·3 cites·10 claims
- 2367US12163463B2Outboard motor, engine starting system, and watercraft propulsion systemYAMAHA MOTOR CO LTD·Filed 2023·Granted Dec 10, 2024·0 cites·14 claims
- 2465US9388495B2Method of forming mask structureTOKYO ELECTRON LTD·Filed 2014·Granted Jul 12, 2016·1 cites·6 claims
- 2565US8187898B2Method for manufacturing liquid discharge headYAMAMURO JUN·Filed 2008·Granted May 29, 2012·2 cites·10 claims
- 2663US2025361620A1Substrate processing method and substrate processing systemTOKYO ELECTRON LTD·Filed 2025·Application pending·0 cites
- 2761US9152431B2Computer and computer control methodWATANABE MASAHISA·Filed 2011·Granted Oct 6, 2015·1 cites·12 claims
- 2860US12448101B2Marine propulsion system, outboard motor, and marine vesselYAMAHA MOTOR CO LTD·Filed 2021·Granted Oct 21, 2025·0 cites·16 claims
- 2959US8241540B2Method of manufacturing liquid discharge headWATANABE MASAHISA·Filed 2009·Granted Aug 14, 2012·1 cites·7 claims
- 3058US9956776B2Method for producing liquid-ejection headCANON KK·Filed 2015·Granted May 1, 2018·0 cites·12 claims
- 3156US11749530B2Method of removing phosphorus-doped silicon film and system thereforTOKYO ELECTRON LTD·Filed 2021·Granted Sep 5, 2023·0 cites·12 claims
- 3256US2023339587A1Watercraft propulsion system, watercraft, and power systemYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 3356US2024128081A1Film forming method and film forming apparatusTOKYO ELECTRON LTD·Filed 2023·Application pending·0 cites
- 3455US12347676B2Substrate processing method and substrate processing systemTOKYO ELECTRON LTD·Filed 2022·Granted Jul 1, 2025·0 cites·15 claims
- 3554US11851151B2Outboard motor and marine propulsion systemYAMAHA MOTOR CO LTD·Filed 2021·Granted Dec 26, 2023·0 cites·18 claims
- 3653US12482695B2Substrate treatment method and substrate treatment deviceTOKYO ELECTRON LTD·Filed 2021·Granted Nov 25, 2025·0 cites·12 claims
- 3753US8430476B2Method for manufacturing liquid discharge headYAMAMURO JUN·Filed 2012·Granted Apr 30, 2013·0 cites·10 claims
- 3853US2009041650A1Method for removing metal impurity from quartz component part used in heat processing apparatus of batch typeWATANABE MASAHISA·Filed 2008·Application pending·0 cites
- 3952US11424157B2Method of manufacturing structureCANON KK·Filed 2020·Granted Aug 23, 2022·0 cites·12 claims
- 4051US9090066B2Process for producing ink jet recording headWATANABE MASAHISA·Filed 2012·Granted Jul 28, 2015·0 cites·1 claims
- 4151US8975097B2Method of manufacturing liquid discharge headCANON KK·Filed 2014·Granted Mar 10, 2015·0 cites·9 claims
- 4250US11267547B2Outboard motor and marine vesselYAMAHA MOTOR CO LTD·Filed 2020·Granted Mar 8, 2022·0 cites·20 claims
- 4349US11476132B2Sealing structure, vacuum processing apparatus and sealing methodTOKYO ELECTRON LTD·Filed 2020·Granted Oct 18, 2022·0 cites·7 claims
- 4449US10322584B2Method for manufacturing liquid ejection headCANON KK·Filed 2017·Granted Jun 18, 2019·0 cites·20 claims
- 4549US8980110B2Method of manufacturing liquid ejection head and method of processing substrateCANON KK·Filed 2013·Granted Mar 17, 2015·0 cites·12 claims
- 4649US7563481B2Method and apparatus for processing polysilazane filmTOKYO ELECTRON LTD·Filed 2004·Granted Jul 21, 2009·2 cites·15 claims
- 4747US11664266B2Substrate processing apparatus and substrate delivery methodTOKYO ELECTRON LTD·Filed 2020·Granted May 30, 2023·0 cites·20 claims
- 4846US11915964B2Substrate processing apparatus and stageTOKYO ELECTRON LTD·Filed 2020·Granted Feb 27, 2024·0 cites·10 claims
- 4946US8834817B2Method for removing metal impurity from quartz component part used in heat processing apparatus of batch typeWATANABE MASAHISA·Filed 2010·Granted Sep 16, 2014·0 cites·16 claims
- 5044US9994018B2Liquid ejection head and method of producing the sameCANON KK·Filed 2016·Granted Jun 12, 2018·0 cites·5 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →