Inventor · disambiguated record
Takaaki Ikegami
Also filed as: IKEGAMI TAKAAKI
28 granted patents·5 pending applications·711 citations·filing 1994–2012
97Inventor score
Top patents by PatentIndex Score
33 records- 0196US6861188B2Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptorRICOH KK·Filed 2002·Granted Mar 1, 2005·77 cites·50 claims
- 0295US7212777B2Image forming apparatus used in electrostatic processRICOH KK·Filed 2005·Granted May 1, 2007·20 cites·22 claims
- 0395US6030736AElectrophotographic photoconductor with polysiloxane mixtureRICOH KK·Filed 1998·Granted Feb 29, 2000·87 cites·16 claims
- 0494US7314693B2Electrophotographic photoconductor, electrophotographic process, electrophotographic apparatus, and process cartridgeRICOH KK·Filed 2004·Granted Jan 1, 2008·52 cites·22 claims
- 0594US7018755B2Electrophotographic photoconductor, electrophotography method using the same, electrophotographic apparatus, electrographic apparatus process cartridge and electrophotographic photoconductor outermost surface layer coating solutionRICOH KK·Filed 2003·Granted Mar 28, 2006·48 cites·25 claims
- 0693US7267916B2Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptorRICOH KK·Filed 2004·Granted Sep 11, 2007·48 cites·13 claims
- 0793US5578405AElectrophotographic photoconductor containing disazo and trisazo pigmentsRICOH KK·Filed 1994·Granted Nov 26, 1996·125 cites·55 claims
- 0892US5702855AElectrophotographic photoconductor containing a mixture of a phenol compound and an organic sulfur-containing compoundRICOH KK·Filed 1996·Granted Dec 30, 1997·55 cites·10 claims
- 0991US7177583B2Image forming apparatus and copierRICOH KK·Filed 2005·Granted Feb 13, 2007·10 cites·9 claims
- 1091US6824939B2Electrophotographic image forming method and apparatusRICOH KK·Filed 2002·Granted Nov 30, 2004·38 cites·22 claims
- 1190US8798487B2Image forming apparatusASANO TOMOHARU·Filed 2012·Granted Aug 5, 2014·7 cites·8 claims
- 1287US6853834B2Image forming apparatus and copierRICOH KK·Filed 2003·Granted Feb 8, 2005·22 cites·9 claims
- 1385US7381511B2Photoreceptor, image forming method and image forming apparatus using the photoreceptor, process cartridge using the photoreceptor and coating liquid for the photoreceptorRICOH KK·Filed 2004·Granted Jun 3, 2008·27 cites·23 claims
- 1482US8472818B2Image carrier deterioration degree evaluating device, image carrier failure predicting device, and image forming apparatusYAMANE JUN·Filed 2011·Granted Jun 25, 2013·3 cites·7 claims
- 1582US6853823B2Electrophotographic photoreceptor and image forming apparatus using the photoreceptorRICOH KK·Filed 2003·Granted Feb 8, 2005·21 cites·10 claims
- 1681US7112392B2Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge for image forming apparatus using the electrophotographic photoreceptorRICOH KK·Filed 2004·Granted Sep 26, 2006·18 cites·10 claims
- 1781US7031650B2Image forming apparatus and copierRICOH KK·Filed 2004·Granted Apr 18, 2006·14 cites·8 claims
- 1881US6777149B2Electrophotographic image forming apparatus and process cartridge, and electrophotographic photoreceptor thereforRICOH KK·Filed 2002·Granted Aug 17, 2004·19 cites·21 claims
- 1973US8349529B2Electrophotographic photoconductor, and electrophotographic method, electrophotographic apparatus and process cartridge containing the electrophotographic photoconductorRICOH CO LTD·Filed 2010·Granted Jan 8, 2013·2 cites·15 claims
- 2064US7851114B2Electrostatic latent image bearing member, and image forming apparatus, process cartridge, and image forming method using the sameRICOH CO LTD·Filed 2006·Granted Dec 14, 2010·2 cites·20 claims
- 2162US7964327B2Electrophotographic photoreceptor and method of preparing the photoreceptor, and image forming apparatus, image forming method and process cartridge using the photoreceptorRICOH CO LTD·Filed 2007·Granted Jun 21, 2011·2 cites·19 claims
- 2262US7879519B2Image bearing member and image forming apparatus using the sameRICOH CO LTD·Filed 2008·Granted Feb 1, 2011·2 cites·20 claims
- 2359US7220522B2Electrophotographic photoreceptor, method for manufacturing the electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge using the electrophotographic photoreceptorRICOH KK·Filed 2004·Granted May 22, 2007·6 cites·31 claims
- 2457US7391994B2Image forming apparatus, image forming process, and process cartridge for image forming apparatusRICOH KK·Filed 2004·Granted Jun 24, 2008·6 cites·17 claims
- 2541US8278016B2Electrophotographic photoconductorSHIMOYAMA KEISUKE·Filed 2009·Granted Oct 2, 2012·0 cites·13 claims
- 2640US7781134B2Electrophotographic photoreceptor, image forming method, image forming apparatus and process cartridge for the image forming apparatusRICOH KK·Filed 2005·Granted Aug 24, 2010·0 cites·19 claims
- 2740US2011286777A1Lubricant and image forming apparatus and process cartridge using sameSUGINO AKIHIRO·Filed 2011·Application pending·0 cites
- 2838US8263297B2Electrophotographic photoconductor and electrophotographic apparatusIKEGAMI TAKAAKI·Filed 2008·Granted Sep 11, 2012·0 cites·16 claims
- 2935US2005026058A1Electrophotographic photoreceptor, and electrophotographic image forming apparatus and process cartridge using the electrophotographic photoreceptorFiled 2004·Application pending·0 cites
- 3035US2010233602A1Electrophotographic PhotoconductorRICOH KK·Filed 2010·Application pending·0 cites
- 3134US8097393B2Image forming apparatus and image forming methodTAKADA TAKESHI·Filed 2007·Granted Jan 17, 2012·0 cites·7 claims
- 3234US2013011147A1Degradation level estimating device and image forming apparatusKIMURA MICHIO·Filed 2012·Application pending·0 cites
- 3332US2006199092A1Electrostatic latent image bearer, and image forming method, image forming apparatus and process cartridge using the electrostatic latent image bearerSUGINO AKIHIRO·Filed 2006·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Takaaki Ikegami 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 →