Inventor · disambiguated record
Tetsuya Osaka
Also filed as: OSAKA TETSUYA
37 granted patents·17 pending applications·332 citations·filing 1990–2025
97Inventor score
Top patents by PatentIndex Score
54 records- 0194US10507734B2Battery state estimating apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted Dec 17, 2019·8 cites·4 claims
- 0287US9354278B2Device for detecting normal, abnormal or deteriorated battery statePRIMEARTH EV ENERGY CO LTD·Filed 2013·Granted May 31, 2016·7 cites·11 claims
- 0386US10649036B2Battery state estimating apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted May 12, 2020·3 cites·8 claims
- 0486US6303231B1Coating solutions for use in forming bismuth-based ferroelectric thin films, and ferroelectric memories formed with said coating solutions, as well as processes for production thereofTOKYO OHKA KOGYO CO LTD·Filed 1999·Granted Oct 16, 2001·65 cites·13 claims
- 0584US7591911B2Plated film of gold-cobalt amorphous alloy, electroplating bath, and method for electroplatingKANTO KAGAKU·Filed 2006·Granted Sep 22, 2009·4 cites·5 claims
- 0683US7838912B2Semiconductor sensing field effect transistor, semiconductor sensing device, semiconductor sensor chip and semiconductor sensing deviceUNIV WASEDA·Filed 2005·Granted Nov 23, 2010·11 cites·10 claims
- 0782US7196898B2Thin film capacitor, high-density packaging substrate incorporating thin film capacitor, and method for manufacturing thin-film capacitorTOKYO OHKA KOGYO CO LTD·Filed 2004·Granted Mar 27, 2007·24 cites·15 claims
- 0882US6063512ASoft magnetic thin film having Co, Ni and Fe as main ingredients, method of manufacturing the same and magnetic head and magnetic storage unit using the soft magnetic thin filmNEC CORP·Filed 1998·Granted May 16, 2000·44 cites·9 claims
- 0979US10718817B2Battery state estimating apparatusOGUMA YASUMASA·Filed 2017·Granted Jul 21, 2020·4 cites·9 claims
- 1079US10281530B2Battery capacity measuring device and battery capacity measuring methodPRIMEARTH EV ENERGY CO LTD·Filed 2017·Granted May 7, 2019·1 cites·6 claims
- 1179US9531040B2Battery system and method for evaluating battery systemUNIV WASEDA·Filed 2013·Granted Dec 27, 2016·3 cites·5 claims
- 1279US6120918ACo-Fe-Ni thin magnetic film, process for producing the same, composite thin film magnetic head, and magnetic recording deviceNEC CORP·Filed 1998·Granted Sep 19, 2000·32 cites·18 claims
- 1377US11215673B2Group battery, battery module, and method for evaluating battery moduleUNIV WASEDA·Filed 2018·Granted Jan 4, 2022·1 cites·9 claims
- 1477US7836567B2Thin film capacitor, high-density packaging substrate incorporating thin film capacitor, and method for manufacturing thin-film capacitorUNIV WASEDA·Filed 2006·Granted Nov 23, 2010·6 cites·11 claims
- 1576US10976372B2Battery state estimation device and battery state estimation methodPRIMEARTH EV ENERGY CO LTD·Filed 2018·Granted Apr 13, 2021·2 cites·13 claims
- 1676US7816041B2Fuel cellUNIV WASEDA·Filed 2006·Granted Oct 19, 2010·5 cites·16 claims
- 1776US7135103B2Preparation of soft magnetic thin filmUNIV WASEDA·Filed 2004·Granted Nov 14, 2006·9 cites·18 claims
- 1869US7498520B2Semiconductor multilayer wiring board and method of forming the sameUNIV WASEDA·Filed 2004·Granted Mar 3, 2009·16 cites·9 claims
- 1967US2025192373A1BatteryMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
- 2063US10429444B2State of charge detection devicePRIMEARTH EV ENERGY CO LTD·Filed 2012·Granted Oct 1, 2019·2 cites·5 claims
- 2161US6337007B1Method of making a Co-Fe-Ni soft magnetic thin filmUNIV WASEDA·Filed 2000·Granted Jan 8, 2002·7 cites·10 claims
- 2260US2009029190A1Perpendicular magnetic recording medium, production process thereof, and perpendicular magnetic recording and reproducing apparatusSHOWA DENKO KK·Filed 2008·Application pending·0 cites
- 2357US6274233B1Magnetic recording mediumSHOWA DENKO KK·Filed 1999·Granted Aug 14, 2001·18 cites·20 claims
- 2455US11121386B2Temperature estimating apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted Sep 14, 2021·0 cites·4 claims
- 2555US5811153ACoating solutions for use in forming bismuth-based dielectric thin films, and dielectric thin films and memories formed with said coating solutions, as well as processes for production thereofTOKYO OHKA KOGYO CO LTD·Filed 1997·Granted Sep 22, 1998·20 cites·17 claims
- 2652US9977059B2Electrochemical analysis apparatus and electrochemical systemUNIV WASEDA·Filed 2013·Granted May 22, 2018·0 cites·8 claims
- 2751US2005249984A1Perpendicular magnetic recording medium, production process thereof, and perpendicular magnetic recording and reproducing apparatusSHOWA DENKO KK·Filed 2005·Application pending·0 cites
- 2849US7242553B2Substrate for magnetic recording mediumUNIV WASEDA·Filed 2004·Granted Jul 10, 2007·1 cites·8 claims
- 2948US10656216B2Battery state estimating apparatusTOYOTA MOTOR CO LTD·Filed 2018·Granted May 19, 2020·0 cites·6 claims
- 3048US8784931B2ULSI wiring and method of manufacturing the sameUENO KAZUYOSHI·Filed 2009·Granted Jul 22, 2014·0 cites·16 claims
- 3148US6120912ACoating solutions for use in forming bismuth-based ferroelectric thin films, and ferroelectric thin films, ferroelectric capacitors and ferroelectric memories formed with said coating solutions, as well as processes for production thereofTOKYO OHKA KOGYO CO LTD·Filed 1998·Granted Sep 19, 2000·11 cites·4 claims
- 3247US8900524B2Optical sensorYANAGISAWA MASAHIRO·Filed 2009·Granted Dec 2, 2014·0 cites·15 claims
- 3347US7547972B2Laminated structure, very-large-scale integrated circuit wiring board, and method of formation thereofUNIV WASEDA·Filed 2006·Granted Jun 16, 2009·0 cites·13 claims
- 3446US5175114AMethod for production of a bidirectional nonlinear resistor, active matrix liquid crystal panel using bidirectional nonlinear resistorSEIKO EPSON CORP·Filed 1990·Granted Dec 29, 1992·7 cites·8 claims
- 3545US5972096ACoating solutions for use in forming bismuth-based ferroelectric thin filmsTOKYO OHKA KOGYO CO LTD·Filed 1998·Granted Oct 26, 1999·9 cites·11 claims
- 3645US5294560ABidirectional nonlinear resistor, active matrix liquid crystal panel using bidirectional nonlinear resistor, and method for production thereofSEIKO EPSON CORP·Filed 1991·Granted Mar 15, 1994·12 cites·19 claims
- 3744US2007207471A1Semiconductor DNA sensing device and DNA sensing methodUNIV WASEDA·Filed 2006·Application pending·0 cites
- 3843US2008102350A1Catalyst for cathode of fuel cell, preparing method and fixing method thereof, and fuel cell including sameOSAKA TETSUYA·Filed 2007·Application pending·0 cites
- 3942US2019064278A1Impedance estimating apparatusTOYOTA MOTOR CO LTD·Filed 2018·Application pending·0 cites
- 4041US7029772B2Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatusSHOWA DENKO KK·Filed 2001·Granted Apr 18, 2006·0 cites·9 claims
- 4139US2004126548A1ULSI wiring and method of manufacturing the sameUNIV WASEDA·Filed 2003·Application pending·0 cites
- 4238US9064520B2Magnetic recording medium and method of manufacturing the same, and magnetic record/reproduction apparatusOSAKA TETSUYA·Filed 2012·Granted Jun 23, 2015·0 cites·6 claims
- 4338US8148160B2Electrode for molecular sensing and method for molecular sensingOSAKA TETSUYA·Filed 2008·Granted Apr 3, 2012·0 cites·10 claims
- 4438US2003124263A1ULSI wiring and method of manufacturing the sameNEC CORP·Filed 2002·Application pending·0 cites
- 4538US2003124255A1ULSI wiring and method of manufacturing the sameNEC CORP·Filed 2002·Application pending·0 cites
- 4637US2014231724A1Active material for lithium secondary battery, negative electrode for lithium secondary battery, and lithium secondary batteryOSAKA TETSUYA·Filed 2012·Application pending·0 cites
- 4737US2011195277A1High density magnetic recording medium and manufacturing method thereofUNIV WASEDA·Filed 2010·Application pending·0 cites
- 4837US2010221841A1Semiconductor dna sensing device and dna sensing methodOSAKA TETSUYA·Filed 2010·Application pending·0 cites
- 4936US2012031764A1Microcrystalline-to-amorphous gold alloy and plated film, and plating solution for those, and plated film formation methodOSAKA TETSUYA·Filed 2010·Application pending·0 cites
- 5036US2003008075A1ULSI wiring and method of manufacturing the sameWASEDA UNIVERSITY NEC CORP·Filed 2002·Application pending·0 cites
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →