Inventor · disambiguated record
Ken Kikuchi
Also filed as: KIKUCHI KEN
143 granted patents·20 pending applications·1,330 citations·filing 1998–2025
99Inventor score
Files withCANON KK60KIKUCHI KEN24SONY CORP21SONY SEMICONDUCTOR SOLUTIONS CORP9SUMITOMO ELECTRIC INDUSTRIES6
Top patents by PatentIndex Score
163 records- 0199US7079787B2Parts, and part supplying methodsCANON KK·Filed 2003·Granted Jul 18, 2006·162 cites·1 claims
- 0298US9823621B2Photosensitive member cartridge and process cartridgeCANON KK·Filed 2016·Granted Nov 21, 2017·28 cites·4 claims
- 0398US8452208B2Electrophotographic image forming apparatusKIKUCHI KEN·Filed 2009·Granted May 28, 2013·33 cites·9 claims
- 0497US11982972B2Photosensitive member cartridge and process cartridgeCANON KK·Filed 2022·Granted May 14, 2024·2 cites·4 claims
- 0597US10599094B2Photosensitive member cartridge and process cartridgeCANON KK·Filed 2018·Granted Mar 24, 2020·9 cites·10 claims
- 0697US10191446B2Photosensitive member cartridge and process cartridgeCANON KK·Filed 2017·Granted Jan 29, 2019·12 cites·20 claims
- 0797US9360832B2Electrophotographic image forming apparatusCANON KK·Filed 2015·Granted Jun 7, 2016·9 cites·30 claims
- 0897US8644732B2Photosensitive drum unit, assembling method therefor, and disassembling method thereforKIKUCHI KEN·Filed 2012·Granted Feb 4, 2014·31 cites·22 claims
- 0997US8606143B2Electrophotographic image forming apparatus with contacting and spacing memberKIKUCHI KEN·Filed 2011·Granted Dec 10, 2013·23 cites·6 claims
- 1097US8548354B2Process cartridge including developing roller and electrophotographic photosensitive member that can be contacted to and spaced from each otherKIKUCHI KEN·Filed 2012·Granted Oct 1, 2013·22 cites·16 claims
- 1197US6266511B1Image recording apparatusOKI DATA KK·Filed 2000·Granted Jul 24, 2001·96 cites·9 claims
- 1296US11899393B2Photosensitive member unit and development unitCANON KK·Filed 2022·Granted Feb 13, 2024·2 cites·15 claims
- 1396US10095181B2Electrophotographic image forming apparatusCANON KK·Filed 2017·Granted Oct 9, 2018·6 cites·11 claims
- 1496US9354596B2Electrophotographic image forming apparatusKIKUCHI KEN·Filed 2014·Granted May 31, 2016·9 cites·22 claims
- 1596US8509650B2Electrophotographic image forming apparatusKIKUCHI KEN·Filed 2010·Granted Aug 13, 2013·15 cites·2 claims
- 1696US8463156B2Image forming apparatus with movable cartridge supporting memberAKUTSU TAKASHI·Filed 2010·Granted Jun 11, 2013·18 cites·16 claims
- 1796US8185013B2Electrophotographic image forming apparatus including a regulating member for limiting cartridge movementKIKUCHI KEN·Filed 2010·Granted May 22, 2012·13 cites·10 claims
- 1896US8073360B2Color electrophotographic image forming apparatusKIKUCHI KEN·Filed 2011·Granted Dec 6, 2011·17 cites·15 claims
- 1996US7817936B2Color electrophotographic image forming apparatusCANON KK·Filed 2009·Granted Oct 19, 2010·25 cites·12 claims
- 2096US6735405B2Method of remanufacturing process cartridge and developing deviceCANON KK·Filed 2002·Granted May 11, 2004·76 cites·30 claims
- 2196US6324371B1Toner cartridgeOKI DATA KK·Filed 2000·Granted Nov 27, 2001·61 cites·30 claims
- 2295US11328655B2Drive device and display apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted May 10, 2022·15 cites·19 claims
- 2395US9462891B2Office chairTAKANO CO LTD·Filed 2013·Granted Oct 11, 2016·35 cites·18 claims
- 2495US8768208B2Image forming apparatus with cartridge supporting member and preventing members for ensuring mounting of cartridges in associated mounting portionsCANON KK·Filed 2013·Granted Jul 1, 2014·9 cites·4 claims
- 2595US8626025B2Electrophotographic image forming apparatusCANON KK·Filed 2012·Granted Jan 7, 2014·9 cites·19 claims
- 2695US8626008B2Electrophotographic image forming apparatus with removed developer accommodating container for receiving developer cleaned from an image bearing memberCANON KK·Filed 2013·Granted Jan 7, 2014·9 cites·4 claims
- 2795US8483594B2Image forming apparatus with cartridge supporting member and members for preventing movement of cartridge supporting memberAKUTSU TAKASHI·Filed 2012·Granted Jul 9, 2013·10 cites·4 claims
- 2895US7983597B2Color electrophotographic image forming apparatus with gripping portions for cartridgesCANON KK·Filed 2009·Granted Jul 19, 2011·20 cites·12 claims
- 2995US7296341B2Disassembling tool for process cartridgeCANON KK·Filed 2005·Granted Nov 20, 2007·39 cites·4 claims
- 3094US8571440B2Image forming apparatus with cartridge supporting member and preventing member for preventing movement of cartridge supporting memberAKUTSU TAKASHI·Filed 2012·Granted Oct 29, 2013·9 cites·12 claims
- 3194US8565638B2Unit and electrophotographic image forming apparatusKIKUCHI KEN·Filed 2010·Granted Oct 22, 2013·9 cites·15 claims
- 3294US8396380B2Electrophotographic image forming apparatus with removed-developer accommodating chamber for receiving developer cleaned from electrophotographic photosensitive drumsKIKUCHI KEN·Filed 2010·Granted Mar 12, 2013·9 cites·10 claims
- 3394US6832057B2Developing device, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Dec 14, 2004·56 cites·21 claims
- 3493US10157578B2Light emitting device driving circuit, display, and A/D conversion circuitSONY CORP·Filed 2015·Granted Dec 18, 2018·8 cites·13 claims
- 3593US8737872B2Image forming apparatus having a door path regulating memberCANON KK·Filed 2013·Granted May 27, 2014·6 cites·12 claims
- 3693US6952544B2Method of reproducing process cartridge or developing apparatusCANON KK·Filed 2003·Granted Oct 4, 2005·45 cites·20 claims
- 3792US8526848B2Electrophotographic image forming apparatusNISHIUWATOKO TSUTOMU·Filed 2010·Granted Sep 3, 2013·9 cites·22 claims
- 3892US8412070B2Electrophotographic image forming apparatus including a cartridge mounting featureKIKUCHI KEN·Filed 2010·Granted Apr 2, 2013·6 cites·5 claims
- 3991US7073251B2Disassembling tool for process cartridgeCANON KK·Filed 2003·Granted Jul 11, 2006·42 cites·11 claims
- 4090US8855531B2Image forming apparatus with removable cartridge supporting memberSUZUKI KENSUKE·Filed 2012·Granted Oct 7, 2014·6 cites·20 claims
- 4190US2024353790A1Electrophotographic image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4289US10510286B2Mounting substrate and electronic apparatusSONY CORP·Filed 2015·Granted Dec 17, 2019·5 cites·9 claims
- 4389US8654044B2Display device, picture signal processing method, and programSONY CORP·Filed 2013·Granted Feb 18, 2014·5 cites·15 claims
- 4489US8467701B2Color electrophotographic image forming apparatusKIKUCHI KEN·Filed 2010·Granted Jun 18, 2013·5 cites·16 claims
- 4588US2025258458A1Photosensitive member cartridge and process cartridgeCANON KK·Filed 2025·Application pending·0 cites
- 4687US12321129B2Photosensitive member cartridge and process cartridgeCANON KK·Filed 2024·Granted Jun 3, 2025·0 cites·6 claims
- 4787US9906212B2Comparator circuit, comparator circuit control method, A/D conversion circuit, and display apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted Feb 27, 2018·5 cites·17 claims
- 4887US9697766B2Comparator unit, display, and method of driving displaySONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2014·Granted Jul 4, 2017·5 cites·19 claims
- 4987US9142159B2Method for uneven light emission correction of organic EL panel and display correction circuit of organic EL panelSONY CORP·Filed 2014·Granted Sep 22, 2015·5 cites·2 claims
- 5087US8681190B2Liquid crystal displayYANO TOMOYA·Filed 2011·Granted Mar 25, 2014·7 cites·7 claims
Showing the top 50 of 163 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Ken Kikuchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →