Inventor · disambiguated record
Masaaki Ito
Also filed as: ITO MASAAKI
125 granted patents·64 pending applications·1,604 citations·filing 1980–2025
99Inventor score
Top patents by PatentIndex Score
189 records- 0198US4409860AApparatus for precisely moving a tableHITACHI LTD·Filed 1980·Granted Oct 18, 1983·146 cites·11 claims
- 0295US5223069AWeb auto-splicerSK ENG CO LTD·Filed 1991·Granted Jun 29, 1993·72 cites·4 claims
- 0394US5193919ATape printerSEIKO EPSON CORP·Filed 1990·Granted Mar 16, 1993·143 cites·46 claims
- 0491US8324335B2Propylene-based polymer and method for producing the same, and propylene-based resin compositionITO MASAAKI·Filed 2007·Granted Dec 4, 2012·15 cites·20 claims
- 0589US9750130B2Printed wiring board, information communication device, and display systemSEIKO EPSON CORP·Filed 2016·Granted Aug 29, 2017·6 cites·15 claims
- 0687US11594946B2Axial gap motorTOYOTA MOTOR CO LTD·Filed 2021·Granted Feb 28, 2023·3 cites·4 claims
- 0786US7535562B2Apparatus and method for defect inspectionHITACHI HIGH TECH CORP·Filed 2006·Granted May 19, 2009·10 cites·14 claims
- 0886US7005649B1Mask blanks inspection method and mask blank inspection toolINTEL CORP·Filed 2004·Granted Feb 28, 2006·25 cites·14 claims
- 0985US11711004B2Axial gap motor with curved rotor and stator coresTOYOTA MOTOR CO LTD·Filed 2021·Granted Jul 25, 2023·1 cites·13 claims
- 1085US5906819ARho target protein Rho-kinaseKIRIN BREWERY·Filed 1996·Granted May 25, 1999·81 cites·49 claims
- 1184US11645951B2Artificial organ model for training for surgical technique, method for manufacturing artificial organ model, and method for training for surgical technique using artificial organ modelEBM CORP·Filed 2019·Granted May 9, 2023·2 cites·11 claims
- 1284US4358198AApparatus for moving table on stageHITACHI LTD·Filed 1980·Granted Nov 9, 1982·58 cites·7 claims
- 1383US6200138B1Game display method, moving direction indicating method, game apparatus and drive simulating apparatusSEGA ENTERPRISES KK·Filed 1998·Granted Mar 13, 2001·134 cites·26 claims
- 1482US11518682B2Method for producing silica solFUJIMI INC·Filed 2020·Granted Dec 6, 2022·1 cites·9 claims
- 1582US8080624B2Propylene-based polymer, production method therefor, composition using the same, and application thereofITO MASAAKI·Filed 2008·Granted Dec 20, 2011·8 cites·14 claims
- 1682US7189528B2Extract solution for cell-free protein synthesis, method for cell-free protein synthesis using same and method for preparation of the extract solutionSHIMADZU CORP·Filed 2002·Granted Mar 13, 2007·17 cites·17 claims
- 1782US6509440B1Aliphatic copolymer, production process, aliphatic polyester resin composition, various uses, coating composition, and agricultural or horticultural particulate composition comprising degradable coating filmDAICEL CHEM·Filed 1999·Granted Jan 21, 2003·42 cites·12 claims
- 1881US9602780B2Apparatus for inspecting defect with time/spatial division optical systemITO MASAAKI·Filed 2011·Granted Mar 21, 2017·5 cites·27 claims
- 1981US7387884B2Yeast extract solution for cell-free protein synthesis, method for preparation thereof and method for cell-free protein synthesis using sameSHIMADZU CORP·Filed 2004·Granted Jun 17, 2008·28 cites·4 claims
- 2081US6584793B2Cogeneration systemHITACHI LTD·Filed 2002·Granted Jul 1, 2003·22 cites·14 claims
- 2180US8455637B2Process for adjusting degree of acetyl substitution of cellulose acetateSHIBATA TOHRU·Filed 2011·Granted Jun 4, 2013·2 cites·7 claims
- 2280US7671193B2Method for adjusting the degree of substitution with acetyl group of cellulose acetateDAICEL CHEM·Filed 2002·Granted Mar 2, 2010·13 cites·7 claims
- 2379US12266990B2Axial gap motor with curved rotor and stator coresTOYOTA MOTOR CO LTD·Filed 2023·Granted Apr 1, 2025·0 cites·19 claims
- 2479US12131666B2Artificial organ model for training for surgical technique, method for manufacturing artificial organ model, and method for training for surgical technique using artificial organ modelEBM CORP·Filed 2023·Granted Oct 29, 2024·0 cites·17 claims
- 2578US5465160AComposite image forming apparatus for automatically combining document and image charactersRICOH KK·Filed 1994·Granted Nov 7, 1995·67 cites·25 claims
- 2677US10604411B2Method for producing silica solFUJIMI INC·Filed 2016·Granted Mar 31, 2020·1 cites·10 claims
- 2777US8410196B2Surface-modified nanodiamond and its producing methodKOMATSU NAOKI·Filed 2010·Granted Apr 2, 2013·2 cites·7 claims
- 2877US5740333AImage processing method and image processing apparatus for converting an inputted color image into a two-color imageRICOH KK·Filed 1995·Granted Apr 14, 1998·58 cites·16 claims
- 2976US11767224B2Method for producing silica solFUJIMI INC·Filed 2022·Granted Sep 26, 2023·0 cites·8 claims
- 3076US7672799B2Defect inspection apparatus and defect inspection methodHITACHI HIGH TECH CORP·Filed 2007·Granted Mar 2, 2010·11 cites·17 claims
- 3176US7220969B2Mask blanks inspection toolINTEL CORP·Filed 2005·Granted May 22, 2007·4 cites·20 claims
- 3276US5309245AImage forming apparatus having function for forming composite imageRICOH KK·Filed 1992·Granted May 3, 1994·43 cites·11 claims
- 3375US8123602B2Game device and programITO MASAAKI·Filed 2009·Granted Feb 28, 2012·4 cites·11 claims
- 3475US4738523ARetrieval control apparatus for microfilm readerMINOLTA CAMERA KK·Filed 1987·Granted Apr 19, 1988·14 cites·9 claims
- 3574US10468165B2Rare-earth magnet and method for manufacturing sameTOYOTA MOTOR CO LTD·Filed 2014·Granted Nov 5, 2019·1 cites·10 claims
- 3674US9425465B2Catalyst carrying fine metal particles and use thereofITO MASAAKI·Filed 2010·Granted Aug 23, 2016·2 cites·10 claims
- 3774US5715070AFreely configurable image processing apparatusRICOH KK·Filed 1995·Granted Feb 3, 1998·50 cites·14 claims
- 3874US4825243AFilm image projecting apparatus for handling a roll film containing a plurality of rows of framesMINOLTA CAMERA KK·Filed 1987·Granted Apr 25, 1989·13 cites·33 claims
- 3973US10660194B2Heat conducting member, printed circuit board, and electronic apparatusSEIKO EPSON CORP·Filed 2018·Granted May 19, 2020·1 cites·13 claims
- 4073US2025227775A1Control apparatus selectively using plurality of antennas, terminal apparatus communicating with control apparatus, and communication methodKDDI CORP·Filed 2025·Application pending·0 cites
- 4172US10748684B2Rare-earth magnet and method for manufacturing sameTOYOTA MOTOR CO LTD·Filed 2019·Granted Aug 18, 2020·0 cites·12 claims
- 4272US10351935B2Magnetic compound and method of producing the sameTOYOTA MOTOR CO LTD·Filed 2015·Granted Jul 16, 2019·1 cites·7 claims
- 4372US7513824B2Game device with moving objects competing for a game scoreSEGA ENTERPRISES KK·Filed 2006·Granted Apr 7, 2009·3 cites·16 claims
- 4472US7323332B2Preparation method of insect cell extract solution for cell-free protein synthesis, the insect cell extract solution and cell-free synthesis method of protein using the insect cell extract solutionSHIMADZU CORP·Filed 2003·Granted Jan 29, 2008·4 cites·7 claims
- 4572US6316579B1Polycarbonate resin composition containing block copolymerDAICEL CHEM·Filed 2000·Granted Nov 13, 2001·9 cites·18 claims
- 4672US5485497AOptical element and projection exposure apparatus employing the sameHITACHI LTD·Filed 1994·Granted Jan 16, 1996·25 cites·24 claims
- 4772US4735926AAlumina ceramic bodyNGK SPARK PLUG CO·Filed 1986·Granted Apr 5, 1988·22 cites·6 claims
- 4872US4704564AConvergence correction apparatusVICTOR COMPANY OF JAPAN·Filed 1986·Granted Nov 3, 1987·18 cites·8 claims
- 4971US7819159B2Substrate assembly apparatus and substrate assembly methodHITACHI PLANT TECHNOLOGIES LTD·Filed 2006·Granted Oct 26, 2010·4 cites·2 claims
- 5071US6999094B1Game device, game processing method and information recording mediumSEGA ENTERPRISES KK·Filed 2000·Granted Feb 14, 2006·14 cites·8 claims
Showing the top 50 of 189 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →