Inventor · disambiguated record
Kanji Yokomori
Also filed as: YOKOMORI KANJI
55 granted patents·4,583 citations·filing 1996–2007
99Inventor score
Technology areasG03G
Files withCANON KK55
Top patents by PatentIndex Score
55 records- 0199US7340197B2Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatusCANON KK·Filed 2005·Granted Mar 4, 2008·62 cites·16 claims
- 0299US7158735B2Process cartridge, mounting method of electrophotographic photosensitive drum and replacing method of the photosensitive drumCANON KK·Filed 2004·Granted Jan 2, 2007·123 cites·7 claims
- 0399US6980758B2Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Dec 27, 2005·155 cites·16 claims
- 0499US6463234B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2001·Granted Oct 8, 2002·171 cites·20 claims
- 0599US6215969B1Toner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Apr 10, 2001·179 cites·78 claims
- 0699US6072969ADeveloping cartridgeCANON KK·Filed 1997·Granted Jun 6, 2000·217 cites·62 claims
- 0799US6029031AProcess cartridge and remanufacturing methodCANON KK·Filed 1996·Granted Feb 22, 2000·207 cites·12 claims
- 0899US5878309AToner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Mar 2, 1999·208 cites·98 claims
- 0998US7272339B2Process cartridge including first and second frames and separating member moving the second frame to a separated position and image forming apparatus detachably mounting the cartridgeCANON KK·Filed 2005·Granted Sep 18, 2007·58 cites·11 claims
- 1098US7072603B2Process cartridge and holding memberCANON KK·Filed 2004·Granted Jul 4, 2006·106 cites·28 claims
- 1198US7016626B2Electrophotographic photosensitive drum having caulked flanges, process cartridge having such a drum, and image forming apparatus having such a process cartridgeCANON KK·Filed 2003·Granted Mar 21, 2006·109 cites·17 claims
- 1298US6834171B2Developer container having a grip member, process cartridge mountable to an image forming apparatus having such a developer container, an image forming apparatus detachably mounting a process cartridge having such a developer container, a bearing structure having a grip member, and a side cover having a grip memberCANON KK·Filed 2003·Granted Dec 21, 2004·98 cites·35 claims
- 1398US6459869B2Process cartridge and image forming apparatusCANON KK·Filed 2001·Granted Oct 1, 2002·119 cites·21 claims
- 1498US6381430B1Assembling and disassembling methods for developing cartridgeCANON KK·Filed 1999·Granted Apr 30, 2002·138 cites·16 claims
- 1598US6343192B1Developing device frame, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2000·Granted Jan 29, 2002·111 cites·6 claims
- 1698US6064843AProcess cartridge and image forming apparatusCANON KK·Filed 1997·Granted May 16, 2000·177 cites·180 claims
- 1798US6055406ACleaning frame, cleaning device, process cartridge and electrophotographic image forming apparatus with segregated waste toner containerCANON KK·Filed 1997·Granted Apr 25, 2000·127 cites·41 claims
- 1898US5953562AProcess cartridge, assembling method for process cartridge and grounding memberCANON KK·Filed 1996·Granted Sep 14, 1999·161 cites·59 claims
- 1998US5839028AProcess cartridge and refilling method thereforCANON KK·Filed 1996·Granted Nov 17, 1998·185 cites·16 claims
- 2097US7215909B2Developing device, and process cartridge maintaining position of developing roller, and image forming apparatus using theseCANON KK·Filed 2005·Granted May 8, 2007·67 cites·6 claims
- 2197US6345164B1Shutter pin and developing cartridgeCANON KK·Filed 1999·Granted Feb 5, 2002·103 cites·55 claims
- 2297US6032002AShutter, developing cartridge and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Feb 29, 2000·107 cites·26 claims
- 2397US5950049ADeveloping cartridgeCANON KK·Filed 1997·Granted Sep 7, 1999·111 cites·94 claims
- 2497US5943528AToner accommodating container with a gripping cover feature usable with a process cartridge, a process cartridge using the same, and an apparatus using the process cartridgeCANON KK·Filed 1996·Granted Aug 24, 1999·99 cites·34 claims
- 2597US5940657ADeveloping cartridgeCANON KK·Filed 1997·Granted Aug 17, 1999·107 cites·30 claims
- 2696US7162181B2Remanufacturing method for process cartridgeCANON KK·Filed 2004·Granted Jan 9, 2007·74 cites·11 claims
- 2796US6684041B2Process cartridge, electrophotographic photosensitive drum, electrophotographic image forming apparatus and color electrophotographic image forming apparatusCANON KK·Filed 2002·Granted Jan 27, 2004·67 cites·20 claims
- 2896US6480687B1Process cartridge, handle attaching method and electrophotographic image forming apparatusCANON KK·Filed 2000·Granted Nov 12, 2002·65 cites·30 claims
- 2996US6463232B1Handle, process cartridge, handle attaching method and electrophotographic image forming apparatusCANON KK·Filed 2000·Granted Oct 8, 2002·66 cites·19 claims
- 3096US6256467B1Side cover of developing cartridge, mounting method thereof and developing cartridgeCANON KK·Filed 1998·Granted Jul 3, 2001·95 cites·28 claims
- 3196US6169865B1Developing device frame process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Jan 2, 2001·80 cites·75 claims
- 3296US6061535ADeveloping cartridge, for a revolver type developing device, with sensing means for sensing the remaining tonerCANON KK·Filed 1998·Granted May 9, 2000·85 cites·28 claims
- 3395US7039339B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2005·Granted May 2, 2006·18 cites·14 claims
- 3495US6738588B2Image forming apparatus and process cartridge detachably attachable to the sameCANON KK·Filed 2001·Granted May 18, 2004·53 cites·51 claims
- 3595US6226476B1Developing device holder having antenna contact mounting unitCANON KK·Filed 1996·Granted May 1, 2001·83 cites·50 claims
- 3695US6029027ADeveloping cartridge and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Feb 22, 2000·81 cites·13 claims
- 3794US8036543B2Developing apparatus, process cartridge and image forming apparatusCANON KK·Filed 2007·Granted Oct 11, 2011·17 cites·16 claims
- 3894US6282395B1Developing device and process cartridgeCANON KK·Filed 1999·Granted Aug 28, 2001·62 cites·18 claims
- 3993US7024137B2Developing device, developing cartridge, and process cartridge each urging developing roller into regulating portion, and image forming apparatus having such developing device or process cartridgeCANON KK·Filed 2003·Granted Apr 4, 2006·46 cites·16 claims
- 4092US5815782ADeveloping apparatusCANON KK·Filed 1996·Granted Sep 29, 1998·55 cites·9 claims
- 4191US6934489B2Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Aug 23, 2005·34 cites·12 claims
- 4290USD519150SImage forming apparatusCANON KK·Filed 2004·Granted Apr 18, 2006·41 cites·1 claims
- 4386US6535709B2Developing apparatus featuring an end of a regulating member coupled to a supporting member of the apparatus, regulating member, and method for assembling the sameCANON KK·Filed 2001·Granted Mar 18, 2003·25 cites·13 claims
- 4486US6438347B2Developing device featuring a control member having a center portion width wider than end portions width in a longitudinal direction thereof for controlling developer thickness and method for using sameCANON KK·Filed 1999·Granted Aug 20, 2002·39 cites·18 claims
- 4586US6002898ADeveloping cartridge and image forming apparatusCANON KK·Filed 1998·Granted Dec 14, 1999·39 cites·12 claims
- 4686US5887227ADeveloping deviceCANON KK·Filed 1997·Granted Mar 23, 1999·38 cites·14 claims
- 4782US6229979B1Developing charging member supplied with a voltage of a same polarity as that of a developer and not less than a charge starting voltage and a developing charging roller with internal bearingCANON KK·Filed 1998·Granted May 8, 2001·31 cites·34 claims
- 4875US6654575B2Developer container having sealing memberCANON KK·Filed 2001·Granted Nov 25, 2003·14 cites·30 claims
- 4969US6104895ADeveloping cartridge side cover, mounting method thereof and developing cartridgeCANON KK·Filed 1998·Granted Aug 15, 2000·19 cites·32 claims
- 5066US7146115B2Image forming apparatus and developing-agent amount detecting method, cartridge, and storage mediumCANON KK·Filed 2004·Granted Dec 5, 2006·9 cites·28 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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