Inventor · disambiguated record
Yukio Fujiwara
Also filed as: FUJIWARA YUKIO
34 granted patents·14 pending applications·235 citations·filing 1978–2021
96Inventor score
Top patents by PatentIndex Score
48 records- 0195US5421768AAbrasive cloth dresserMITSUBISHI MATERIALS CORP·Filed 1994·Granted Jun 6, 1995·129 cites·18 claims
- 0287US8293439B2Electrophotographic photorecptor, method of manufacturing electrophotographic photorecptor, image forming apparatus, and process cartridgeFUJIWARA YUKIO·Filed 2010·Granted Oct 23, 2012·6 cites·12 claims
- 0385US11104158B2Printing method and printing deviceRICOH CO LTD·Filed 2020·Granted Aug 31, 2021·1 cites·12 claims
- 0480US8568596B2Membrane filtering device managing system and membrane filtering device for use therein, and membrane filtering device managing methodKONISHI TAKAHISA·Filed 2009·Granted Oct 29, 2013·9 cites·16 claims
- 0579US8043773B2Image bearing member, image forming apparatus and process cartridgeRICOH CO LTD·Filed 2007·Granted Oct 25, 2011·5 cites·10 claims
- 0675US9207268B2Type determination apparatus, type determination method, and computer-readable storage mediumFUJIWARA YUKIO·Filed 2013·Granted Dec 8, 2015·3 cites·8 claims
- 0775US7718335B2Image bearing member, and image forming apparatus and process cartridge using the sameRICOH KK·Filed 2006·Granted May 18, 2010·4 cites·11 claims
- 0874US8084170B2Electrophotographic photoconductor, electrophotographic process cartridge containing the same and electrophotographic apparatus containing the sameKAMI HIDETOSHI·Filed 2008·Granted Dec 27, 2011·4 cites·4 claims
- 0974US4507701ALighting arrester with leakage current detectionMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Mar 26, 1985·23 cites·8 claims
- 1073US8669030B2Electrophotographic photoreceptor, and image forming method and apparatus using the sameFUJIWARA YUKIO·Filed 2007·Granted Mar 11, 2014·4 cites·18 claims
- 1168US9500683B2Arbitration device, arbitration method, and computer program productFUJIWARA YUKIO·Filed 2014·Granted Nov 22, 2016·3 cites·6 claims
- 1266US8512924B2Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the photoreceptorKAMI HIDETOSHI·Filed 2011·Granted Aug 20, 2013·1 cites·6 claims
- 1365US8597863B2Electrophotographic photoreceptor, method of manufacturing electrophotographic photoreceptor, process cartridge, and image forming apparatusKAMI HIDETOSHI·Filed 2010·Granted Dec 3, 2013·1 cites·5 claims
- 1464US8795935B2Electrophotographic photoconductor, production method of the same, image forming apparatus, and process cartridgeKAMI HIDETOSHI·Filed 2010·Granted Aug 5, 2014·1 cites·9 claims
- 1563US12064984B2Printed matter producing method and printed matter producing apparatus, and printed matterUSUI YUUMA·Filed 2020·Granted Aug 20, 2024·0 cites·19 claims
- 1663US11827004B2Method and device for producing foamed bodyRICOH CO LTD·Filed 2021·Granted Nov 28, 2023·0 cites·4 claims
- 1763US8420284B2Electrophotographic photoreceptor, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptorOHSHIMA KOHICHI·Filed 2009·Granted Apr 16, 2013·3 cites·7 claims
- 1861US8247143B2Photoreceptor, image formation method, image forming apparatus and process cartridgeEGAWA KAZUHIRO·Filed 2009·Granted Aug 21, 2012·2 cites·12 claims
- 1961US8170449B2Image forming apparatus and process cartridgeKAMI HIDETOSHI·Filed 2009·Granted May 1, 2012·2 cites·6 claims
- 2060US8543037B2Image forming apparatusEGAWA KAZUHIRO·Filed 2009·Granted Sep 24, 2013·2 cites·7 claims
- 2159US8043777B2Electrophotographic photoconductor, process cartridge, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Oct 25, 2011·1 cites·9 claims
- 2258US7914959B2Image bearing member, image forming method, and image forming apparatusRICOH CO LTD·Filed 2006·Granted Mar 29, 2011·1 cites·17 claims
- 2356US8148038B2Image bearing member, process cartridge, image forming apparatus and method of forming image bearing memberFUJIWARA YUKIO·Filed 2008·Granted Apr 3, 2012·1 cites·12 claims
- 2456US8119317B2Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the photoreceptorKAMI HIDETOSHI·Filed 2008·Granted Feb 21, 2012·1 cites·7 claims
- 2555US6062386ABundled welding wire coil and method of bundlingNIPPON STEEL WELDING PROD ENG·Filed 1998·Granted May 16, 2000·16 cites·7 claims
- 2653US2021162789A1Printed matter producing method and printed matter producing apparatusFUJIWARA YUKIO·Filed 2020·Application pending·0 cites
- 2753US2021129524A1Printed matter producing method and printed matter producing apparatusFUJIWARA YUKIO·Filed 2020·Application pending·0 cites
- 2852US2021138818A1Printed matter producing method, printing apparatus, and printed matterUSUI YUUMA·Filed 2020·Application pending·0 cites
- 2951US2021129566A1Printed matter producing method, printed matter producing apparatus, and printed matterUSUI YUUMA·Filed 2020·Application pending·0 cites
- 3050US8343698B2Photoreceptor, method of manufacturing same, image formation method, image forming apparatus, and process cartridgeRICOH CO LTD·Filed 2010·Granted Jan 1, 2013·0 cites·10 claims
- 3150US2022161585A1Method for producing printed product, apparatus for producing printed product, and set for printingFUJIWARA YUKIO·Filed 2020·Application pending·0 cites
- 3248US10688704B2Mold clamping device and methodJAPAN STEEL WORKS LTD·Filed 2016·Granted Jun 23, 2020·0 cites·10 claims
- 3346US5910761AVoltage-dependent non-linear resistor member, method for producing the same and arresterMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Jun 8, 1999·7 cites·4 claims
- 3445US8351823B2Image forming apparatus, image bearing member, and method of manufacturing image bearing memberRICOH CO LTD·Filed 2010·Granted Jan 8, 2013·0 cites·7 claims
- 3544US9874916B2Device registration apparatus and device registration methodFUJIWARA YUKIO·Filed 2014·Granted Jan 23, 2018·0 cites·6 claims
- 3644US4234902AEnclosed lightning arresterMITSUBISHI ELECTRIC CORP·Filed 1978·Granted Nov 18, 1980·5 cites·9 claims
- 3743US2014114493A1Environment control system, method for performing the same and computer readable mediumTSUKAMOTO TAKEO·Filed 2013·Application pending·0 cites
- 3842US2016290806A1Information processing device, information processing method, and computer program productKONISHI KEISUKE·Filed 2014·Application pending·0 cites
- 3942US2016273920A1Direction estimating device, direction estimating system, and method of estimating directionMATSUSHITA YUSUKE·Filed 2014·Application pending·0 cites
- 4042US2016129620A1Molding machine crosshead and parison forming method using sameJAPAN STEEL WORKS LTD·Filed 2014·Application pending·0 cites
- 4140US2008085459A1Electrophotographic photoconductor, and electrophotographic apparatusKAMI HIDETOSHI·Filed 2007·Application pending·0 cites
- 4239US10124287B2Gas concentration methodOSAKA GAS CO LTD·Filed 2015·Granted Nov 13, 2018·0 cites·6 claims
- 4339US8899954B2CrossheadITO YUJI·Filed 2012·Granted Dec 2, 2014·0 cites·15 claims
- 4438US2008199217A1Electrophotographic photoconductor, electrophotographic process cartridge incorporating the same, and image forming apparatus incorporating the sameIWAMOTO TAKAFUMI·Filed 2008·Application pending·0 cites
- 4536US2017322286A1Positioning system and programYOSHIZAWA FUMIO·Filed 2014·Application pending·0 cites
- 4636US2007031746A1Electrophotographic photoconductor, process cartridge, and image forming methodTOSHINE TETSUYA·Filed 2006·Application pending·0 cites
- 4736US2007212626A1Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the sameTOSHINE TETSUYA·Filed 2007·Application pending·0 cites
- 4828US6011459AVoltage-dependent non-linear resistor member, method for producing the same and arresterMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jan 4, 2000·0 cites·4 claims
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