Inventor · disambiguated record
Ryuichi Kojima
Also filed as: KOJIMA RYUICHI
26 granted patents·2 pending applications·513 citations·filing 1996–2022
96Inventor score
Top patents by PatentIndex Score
28 records- 0196US6375183B1Sheet feeding apparatus with inclined separation plane, and image forming apparatus having sameCANON KK·Filed 2000·Granted Apr 23, 2002·50 cites·31 claims
- 0296US5927702ASheet feeder and image forming apparatus using the sameCANON KK·Filed 1997·Granted Jul 27, 1999·109 cites·15 claims
- 0395US6308947B1Sheet feeding apparatusCANON KK·Filed 2000·Granted Oct 30, 2001·49 cites·20 claims
- 0495US6070867ASheet supplying apparatusCANON KK·Filed 1997·Granted Jun 6, 2000·81 cites·21 claims
- 0594US6502816B2Sheet feeding apparatus and image forming apparatus having sameCANON KK·Filed 2001·Granted Jan 7, 2003·44 cites·27 claims
- 0691US9152097B2Fixing apparatusCANON KK·Filed 2013·Granted Oct 6, 2015·6 cites·13 claims
- 0784US6450615B2Ink jet printing apparatus and method using a pressure generating device to induce surface waves in an ink meniscusNEC CORP·Filed 1998·Granted Sep 17, 2002·49 cites·12 claims
- 0883US6328421B1Fluid drop projecting head using taper-shaped chamber for generating a converging surface waveNEC CORP·Filed 1996·Granted Dec 11, 2001·49 cites·16 claims
- 0982US7980542B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2009·Granted Jul 19, 2011·5 cites·16 claims
- 1082US7242878B2Image forming apparatus and management systemCANON KK·Filed 2005·Granted Jul 10, 2007·6 cites·7 claims
- 1171US7349639B2Image forming apparatus and management systemCANON KK·Filed 2007·Granted Mar 25, 2008·3 cites·6 claims
- 1270US12117767B1Image forming apparatus having plural dividing plates in a duct for guiding airCANON KK·Filed 2022·Granted Oct 15, 2024·0 cites·7 claims
- 1370US7758032B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2007·Granted Jul 20, 2010·3 cites·13 claims
- 1469US11526128B2Image forming apparatus having duct with flow dividing platesCANON KK·Filed 2022·Granted Dec 13, 2022·0 cites·8 claims
- 1569US6769680B2Sheet feeding apparatus and image forming apparatus equipped therewithCANON KK·Filed 2001·Granted Aug 3, 2004·10 cites·11 claims
- 1667US6196664B1Ink droplet eject apparatus and methodNEC CORP·Filed 1998·Granted Mar 6, 2001·23 cites·12 claims
- 1763US8998199B2Sheet stacking apparatus and image forming apparatusCANON KK·Filed 2014·Granted Apr 7, 2015·1 cites·13 claims
- 1862US6439685B1Printing apparatus and method thereofFUJI XEROX CO LTD·Filed 2000·Granted Aug 27, 2002·9 cites·30 claims
- 1956US8301055B2Image forming apparatus with air cooling of sheets through multiple ductsKOJIMA RYUICHI·Filed 2009·Granted Oct 30, 2012·2 cites·8 claims
- 2056US7192118B2Droplet ejecting head and droplet ejecting apparatusFUJI XEROX CO LTD·Filed 2003·Granted Mar 20, 2007·6 cites·14 claims
- 2156US6921149B2Liquid drop discharging head and liquid drop discharging deviceFUJI XEROX CO LTD·Filed 2003·Granted Jul 26, 2005·6 cites·20 claims
- 2252US2025271948A1User Interface Device, User Interface System, and Recording MediumDEEP INSIGHT INC·Filed 2022·Application pending·0 cites
- 2351US7403740B2Sheet feeding unit and image forming apparatusCANON KK·Filed 2007·Granted Jul 22, 2008·0 cites·11 claims
- 2450US6719391B2Ink jet recording apparatus and ink jet recording methodFUJI XEROX CO LTD·Filed 2002·Granted Apr 13, 2004·2 cites·22 claims
- 2547US7277668B2Sheet feeding unit and image forming apparatusCANON KK·Filed 2005·Granted Oct 2, 2007·0 cites·7 claims
- 2646US8520265B2Engraving processing apparatus and image forming apparatusKOSASA HIDEAKI·Filed 2007·Granted Aug 27, 2013·0 cites·10 claims
- 2740US9588475B2Sheet transport apparatus and image forming apparatusCANON KK·Filed 2015·Granted Mar 7, 2017·0 cites·12 claims
- 2839US2006061609A1Droplet ejection head driving method, droplet ejection head and droplet ejection deviceFUJI XEROX CO LTD·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →