Inventor · disambiguated record
Takuro Watanabe
Also filed as: WATANABE TAKURO
41 granted patents·27 pending applications·72 citations·filing 2013–2025
96Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES26FUJIFILM BUSINESS INNOVATION CORP21FUJI XEROX CO LTD10MITSUBISHI CHEM CORP6FUJITSU LTD3
Top patents by PatentIndex Score
68 records- 0195US9606300B2Adapter and optical connector coupling systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Mar 28, 2017·22 cites·9 claims
- 0292US10359730B2Image forming apparatus having developer with carrierFUJI XEROX CO LTD·Filed 2018·Granted Jul 23, 2019·5 cites·17 claims
- 0391US9551835B2Grin lens array, lens-mounted connector, and lens-mounted connector systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Jan 24, 2017·10 cites·16 claims
- 0489US9739948B2Lens-equipped connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Aug 22, 2017·7 cites·10 claims
- 0587US11048183B2Electrostatic-image developing toner, electrostatic-image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jun 29, 2021·2 cites·21 claims
- 0686US10928745B2Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJI XEROX CO LTD·Filed 2019·Granted Feb 23, 2021·2 cites·20 claims
- 0782US9618705B2Receptacle connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Apr 11, 2017·4 cites·9 claims
- 0881US11188004B2Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Nov 30, 2021·1 cites·20 claims
- 0981US11126102B2Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Sep 21, 2021·1 cites·15 claims
- 1080US11067913B1Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jul 20, 2021·1 cites·20 claims
- 1179US10394939B2Resolving outdated items within curated contentFUJITSU LTD·Filed 2015·Granted Aug 27, 2019·3 cites·16 claims
- 1277US10481340B2Optical connector ferrule and optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Nov 19, 2019·4 cites·15 claims
- 1375US9891545B2Electrostatic charge image developer, developer cartridge, and process cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Feb 13, 2018·1 cites·11 claims
- 1472US11137554B2Optical connection structureSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Oct 5, 2021·2 cites·19 claims
- 1571US2024416328A1METHOD FOR PRODUCING CATALYST MOLDED ARTICLE USED WHEN PRODUCING alpha,beta-UNSATURATED CARBOXYLIC ACID, AND METHOD FOR PRODUCING alpha,beta-UNSATURATED CARBOXYLIC ACID AND alpha,beta-UNSATURATED CARBOXYLIC ACID ESTER USING SAMEMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 1670US2024375090A1CATALYST, PRODUCTION METHOD FOR CATALYST, AND PRODUCTION METHOD FOR alpha,beta-UNSATURATED ALDEHYDE AND/OR alpha,beta-UNSATURATED CARBOXYLIC ACID USING SAMEMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 1768US10514652B2Image forming apparatus and developer setFUJI XEROX CO LTD·Filed 2019·Granted Dec 24, 2019·0 cites·3 claims
- 1868US2025138256A1Optical apparatus, light emitting apparatus, optical cable, and method of connecting optical apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2025·Application pending·0 cites
- 1966US10436989B2Optical connector ferrule and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2017·Granted Oct 8, 2019·1 cites·19 claims
- 2065US12222562B2Optical apparatus, light emitting apparatus, optical cable, and method of connecting optical apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Feb 11, 2025·0 cites·10 claims
- 2165US2024408586A1Method for producing catalyst compact for use in producing unsaturated carboxylic acid, and method for producing unsaturated carboxylic acid and unsaturated carboxylic ester using sameMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 2263US11982975B2Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted May 14, 2024·0 cites·18 claims
- 2363US10739689B2Electrostatic charge image developer and process cartridgeFUJI XEROX CO LTD·Filed 2019·Granted Aug 11, 2020·0 cites·16 claims
- 2462US11073772B1Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Jul 27, 2021·0 cites·20 claims
- 2561US2024009653A1Catalyst, Method for Producing Catalyst, and Method for Producing alpha,beta-Unsaturated Aldehydes, alpha,beta-Unsaturated Carboxylic Acids and alpha,beta-Unsaturated Carboxylic Acid EstersMITSUBISHI CHEM CORP·Filed 2023·Application pending·0 cites
- 2660US12181836B2Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Dec 31, 2024·0 cites·18 claims
- 2759US11960243B2Electrostatic image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Apr 16, 2024·0 cites·20 claims
- 2858US12169390B2Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Dec 17, 2024·0 cites·20 claims
- 2958US12153377B2Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Nov 26, 2024·0 cites·20 claims
- 3058US11556071B2Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jan 17, 2023·0 cites·20 claims
- 3158US2015064684A1Assessment of curated contentFUJITSU LTD·Filed 2013·Application pending·0 cites
- 3257US11181847B2Carrier for electrostatic image development, electrostatic image developer, and process cartridgeFUJIFILM BUSINESS INNOVATION CORP·Filed 2020·Granted Nov 23, 2021·0 cites·12 claims
- 3357US2025229258A1CATALYST PRECURSOR AND METHOD FOR MANUFACTURING SAME, CATALYST MOLDED ARTICLE AND METHOD FOR MANUFACTURING SAME, METHOD FOR MANUFACTURING CATALYST, METHOD FOR MANUFACTURING alpha,beta-UNSATURATED CARBOXYLIC ACID, AND METHOD FOR MANUFACTURING alpha,beta-UNSATURATED CARBOXYLIC ACID ESTERMITSUBISHI CHEM CORP·Filed 2025·Application pending·0 cites
- 3454US12174583B2Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Dec 24, 2024·0 cites·8 claims
- 3554US10693258B2Submersible motor and waterproof connectorEBARA CORP·Filed 2017·Granted Jun 23, 2020·1 cites·12 claims
- 3654US10088763B2Electrostatic charge image developer, developer cartridge, and process cartridgeFUJI XEROX CO LTD·Filed 2016·Granted Oct 2, 2018·0 cites·10 claims
- 3753US2022387976A1CatalystMITSUBISHI CHEM CORP·Filed 2022·Application pending·0 cites
- 3852US12248186B2Optical connector jig, optical connector connection method, and optical connector disconnection methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Mar 11, 2025·0 cites·9 claims
- 3951US9481625B2Process for producing cyclohexanone compoundMITSUI CHEMICALS INC·Filed 2014·Granted Nov 1, 2016·0 cites·11 claims
- 4049US2024134299A1Electrostatic image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 4148US9639014B2Electrostatic charge image developer, developer cartridge, and process cartridgeFUJI XEROX CO LTD·Filed 2015·Granted May 2, 2017·0 cites·11 claims
- 4248US2024103391A1Electrostatic image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 4348US2023350134A1Optical apparatus, optical connector, and method for manufacturing optical apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Application pending·0 cites
- 4448US2024094651A1Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 4548US2023314975A1Electrostatic charge image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2023·Application pending·0 cites
- 4648US2017039873A1Providing adaptive electronic reading supportFUJITSU LTD·Filed 2015·Application pending·0 cites
- 4747US11280964B2Fusion splicer and method for fusion-splicing optical fibersSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Mar 22, 2022·0 cites·19 claims
- 4847US11150418B2Optical connector ferrule and optical connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Oct 19, 2021·0 cites·6 claims
- 4947USD881814SOptical fiber connectorSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Apr 21, 2020·4 cites·1 claims
- 5047US2023314977A1Carrier for electrostatic image development, electrostatic image developer, process cartridge, image forming apparatus, and image forming methodFUJIFILM BUSINESS INNOVATION CORP·Filed 2022·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →