Inventor · disambiguated record
Kenji Takashima
Also filed as: TAKASHIMA KENJI
53 granted patents·32 pending applications·216 citations·filing 2006–2025
98Inventor score
Top patents by PatentIndex Score
85 records- 0198US11347156B2Electro-conductive member for electrophotography, process cartridge for electrophotography, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted May 31, 2022·8 cites·11 claims
- 0298US10845724B2Electro-conductive member, process cartridge and image forming apparatusCANON KK·Filed 2020·Granted Nov 24, 2020·11 cites·20 claims
- 0397US11586121B2Electrophotographic electro-conductive member, process cartridge, and electrophotographic image forming deviceCANON KK·Filed 2022·Granted Feb 21, 2023·4 cites·16 claims
- 0497US11385559B2Electroconductive member, process cartridge, and image forming apparatusCANON KK·Filed 2020·Granted Jul 12, 2022·3 cites·14 claims
- 0597US11175602B2Electroconductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted Nov 16, 2021·10 cites·14 claims
- 0697US11169454B2Electrophotographic electro-conductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2020·Granted Nov 9, 2021·11 cites·16 claims
- 0797US10678158B2Electro-conductive member for electrophotography, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Jun 9, 2020·24 cites·22 claims
- 0897US10678154B2Electrophotographic electroconductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Jun 9, 2020·24 cites·13 claims
- 0996US8547001B2Ceramic, piezoelectric device, and production method thereofSAITO HIROSHI·Filed 2010·Granted Oct 1, 2013·20 cites·6 claims
- 1095US11640122B2Electroconductive member, process cartridge, and image forming apparatusCANON KK·Filed 2022·Granted May 2, 2023·3 cites·18 claims
- 1194US11397388B2Process for producing an electrophotographic electroconductive memberCANON KK·Filed 2021·Granted Jul 26, 2022·3 cites·17 claims
- 1293US11971683B2Electrophotographic electro-conductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2021·Granted Apr 30, 2024·2 cites·12 claims
- 1393US8216858B2Ferroelectric material, method of producing ferroelectric material, and ferroelectric deviceTAKASHIMA KENJI·Filed 2010·Granted Jul 10, 2012·29 cites·13 claims
- 1490US7931821B2Oxynitride piezoelectric material and method of producing the sameCANON KK·Filed 2009·Granted Apr 26, 2011·12 cites·8 claims
- 1589US10544488B2Magnetic body and electronic component comprising the sameTAIYO YUDEN KK·Filed 2016·Granted Jan 28, 2020·2 cites·7 claims
- 1685US9003833B2Porous glass, method of manufacturing the same and optical elementKOTANI YOSHINORI·Filed 2011·Granted Apr 14, 2015·9 cites·9 claims
- 1784US9212088B2Method for manufacturing optical memberCANON KK·Filed 2012·Granted Dec 15, 2015·7 cites·8 claims
- 1883US2025083913A1Sheet conveying deviceTOSHIBA TEC KK·Filed 2024·Application pending·0 cites
- 1982US10252209B2Nanofiber sheet and method of producing the sheetCANON KK·Filed 2016·Granted Apr 9, 2019·2 cites·15 claims
- 2082US9943793B2Polymer nanofiber structural body and polymer nanofiber composite using the structural body, and methods of producing the structural body and the compositeCANON KK·Filed 2015·Granted Apr 17, 2018·1 cites·3 claims
- 2182US9522352B2Nanofiber structural body and collecting apparatus using the nanofiber structural body, and method of producing the nanofiber structural bodyCANON KK·Filed 2015·Granted Dec 20, 2016·1 cites·12 claims
- 2279US10294595B2Polymer nanofiber sheet and method for producing the sameCANON KK·Filed 2015·Granted May 21, 2019·1 cites·5 claims
- 2376US9580847B2Porous laminateCANON KK·Filed 2015·Granted Feb 28, 2017·1 cites·4 claims
- 2476US9051191B2Bismuth iron oxide powder, manufacturing method for the bismuth iron oxide powder, dielectric ceramics, piezoelectric element, liquid discharge head, and ultrasonic motorCANON KK·Filed 2014·Granted Jun 9, 2015·1 cites·1 claims
- 2575US12195291B2Sheet conveying deviceTOSHIBA TEC KK·Filed 2022·Granted Jan 14, 2025·0 cites·17 claims
- 2674US10081509B1Image forming apparatus and paper feeding methodTOSHIBA KK·Filed 2017·Granted Sep 25, 2018·1 cites·6 claims
- 2773US8273675B2Ferroelectric ceramic materialZHANG ZUYI·Filed 2009·Granted Sep 25, 2012·5 cites·10 claims
- 2872US12339597B2Electro-conductive member, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2022·Granted Jun 24, 2025·0 cites·8 claims
- 2971US11897711B2Sheet conveying deviceTOSHIBA TEC KK·Filed 2022·Granted Feb 13, 2024·0 cites·20 claims
- 3071US2024343573A1Gas treatment apparatus and gas treatment methodCANON KK·Filed 2024·Application pending·0 cites
- 3170US7539574B2Vehicular navigation systemDENSO CORP·Filed 2006·Granted May 26, 2009·7 cites·9 claims
- 3270US2024157006A1Active oxygen supply device and method for treatment with active oxygenCANON KK·Filed 2024·Application pending·0 cites
- 3369US10239006B2Polymer nanofiber structural body and method of producing the sameCANON KK·Filed 2015·Granted Mar 26, 2019·1 cites·7 claims
- 3469US9278882B2Method of producing glassTAKASHIMA KENJI·Filed 2011·Granted Mar 8, 2016·2 cites·5 claims
- 3569US8704429B2Bismuth iron oxide powder, manufacturing method for the bismuth iron oxide powder, dielectric ceramics, piezoelectric element, liquid discharge head, and ultrasonic motorYABUTA HISATO·Filed 2011·Granted Apr 22, 2014·1 cites·7 claims
- 3668US8993107B2Porous glass and optical memberKOTANI YOSHINORI·Filed 2011·Granted Mar 31, 2015·2 cites·15 claims
- 3767US2024350689A1Active oxygen supply device, device for performing treatment with active oxygen, and method for performing treatment with active oxygenCANON KK·Filed 2024·Application pending·0 cites
- 3866US9766374B2Optical member, image pickup apparatus, and method for manufacturing optical memberCANON KK·Filed 2013·Granted Sep 19, 2017·1 cites·10 claims
- 3966US9487436B2Optical member, image pickup apparatus, and method for manufacturing optical memberCANON KK·Filed 2012·Granted Nov 8, 2016·1 cites·9 claims
- 4066US2024157011A1Device for treatment with activated oxygen and method for treatment with activated oxygenCANON KK·Filed 2024·Application pending·0 cites
- 4165US8908353B2Laminated ceramic capacitorTAKASHIMA KENJI·Filed 2011·Granted Dec 9, 2014·1 cites·13 claims
- 4263US9517969B2Method for manufacturing a porous glass filmCANON KK·Filed 2012·Granted Dec 13, 2016·1 cites·3 claims
- 4361US10597245B2Image forming apparatus and paper feeding methodTOSHIBA KK·Filed 2018·Granted Mar 24, 2020·0 cites·16 claims
- 4460US2025246370A1Multilayer ceramic electronic component, and method of manufacturing the sameTAIYO YUDEN KK·Filed 2025·Application pending·0 cites
- 4559US2024342679A1Active oxygen supply device, device for conducting treatment with active oxygen, and method for conducting treatment with active oxygenCANON KK·Filed 2024·Application pending·0 cites
- 4659US2024343574A1Reactive oxygen supply apparatus, treatment apparatus using reactive oxygen, and treatment method using reactive oxygenCANON KK·Filed 2024·Application pending·0 cites
- 4759US2024343570A1Reactive oxygen supply apparatus, treatment apparatus using reactive oxygen, and treatment method using reactive oxygenCANON KK·Filed 2024·Application pending·0 cites
- 4858US12259674B2Electroconductive member, process cartridge, and electrophotographic image formation deviceCANON KK·Filed 2022·Granted Mar 25, 2025·0 cites·21 claims
- 4958US9362482B2Method of producing piezoelectric device using Be, Fe and Co under excess oxygen atmosphereCANON KK·Filed 2012·Granted Jun 7, 2016·0 cites·8 claims
- 5058US7570263B2Map display device and navigation system therewithDENSO CORP·Filed 2006·Granted Aug 4, 2009·2 cites·23 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →