Inventor · disambiguated record
Takashi Seto
Also filed as: SETO TAKASHI
85 granted patents·12 pending applications·713 citations·filing 1985–2024
99Inventor score
Top patents by PatentIndex Score
97 records- 0195US6669189B2Image forming apparatusRICOH KK·Filed 2002·Granted Dec 30, 2003·49 cites·56 claims
- 0294US7327962B2Abnormality determining method, abnormality determining apparatus, and image forming apparatusRICOH KK·Filed 2007·Granted Feb 5, 2008·35 cites·12 claims
- 0394US4592651ACopier with bookbinding functionRICOH KK·Filed 1985·Granted Jun 3, 1986·88 cites·16 claims
- 0493US7551882B2Image forming apparatus equipping improved transfer fixing apparatusRICOH KK·Filed 2007·Granted Jun 23, 2009·16 cites·20 claims
- 0593US6681096B2Image formation apparatus, printer, copying machine, and facsimile deviceRICOH KK·Filed 2001·Granted Jan 20, 2004·62 cites·70 claims
- 0691US9612556B2Fixing device and image forming apparatusOGINO YASUHIKO·Filed 2016·Granted Apr 4, 2017·5 cites·19 claims
- 0791US7711301B2Image transfer device for image forming apparatusRICOH KK·Filed 2007·Granted May 4, 2010·13 cites·32 claims
- 0891US7643767B2Transfer-fixing unit and image forming apparatus for enhanced image qualityRICOH KK·Filed 2007·Granted Jan 5, 2010·13 cites·20 claims
- 0991US6345170B1Image forming apparatus for single-sided operation including a reversing deviceRICOH KK·Filed 2000·Granted Feb 5, 2002·41 cites·92 claims
- 1090US10042295B2Fixing device, image forming apparatus, and image forming methodYOSHINAGA HIROSHI·Filed 2016·Granted Aug 7, 2018·4 cites·16 claims
- 1190US7203431B2Abnormality determining method, abnormality determining apparatus, and image forming apparatusRICOH KK·Filed 2004·Granted Apr 10, 2007·54 cites·7 claims
- 1290US7110917B2Abnormality determining method, and abnormality determining apparatus and image forming apparatus using sameRICOH KK·Filed 2004·Granted Sep 19, 2006·57 cites·48 claims
- 1389US10317823B2Fixing device and image forming apparatus having a thermal conduction aid contacting a nip formation padRICOH CO LTD·Filed 2018·Granted Jun 11, 2019·3 cites·15 claims
- 1489US8433230B2Image forming apparatusSETO TAKASHI·Filed 2011·Granted Apr 30, 2013·5 cites·9 claims
- 1589US7711300B2Image forming apparatusRICOH KK·Filed 2007·Granted May 4, 2010·11 cites·7 claims
- 1689US4640611ACopying method for bookbindingRICOH KK·Filed 1985·Granted Feb 3, 1987·36 cites·7 claims
- 1787US10025247B2Fixing device including a pressure pad with at least one mouth, and image forming apparatus incorporating sameSAWADA KAZUNARI·Filed 2017·Granted Jul 17, 2018·3 cites·16 claims
- 1887US7831185B2Image forming apparatus capable of smooth transmission of recording mediumRICOH KK·Filed 2006·Granted Nov 9, 2010·9 cites·19 claims
- 1987US5263698ABinding device for an image forming apparatus with cover sheetRICOH KK·Filed 1992·Granted Nov 23, 1993·35 cites·4 claims
- 2086US11780244B2Heating device, liquid applying apparatus, image forming apparatus, post-processing apparatus, and conveying deviceHASE TAKAMASA·Filed 2020·Granted Oct 10, 2023·1 cites·19 claims
- 2185US9673430B2Power source device, electric vehicle comprising power source device, accumulator deviceSANYO ELECTRIC CO·Filed 2013·Granted Jun 6, 2017·5 cites·18 claims
- 2285US8249491B2Fixing device and image forming apparatus including sameHIROSE FUMIHIRO·Filed 2011·Granted Aug 21, 2012·4 cites·4 claims
- 2385US7790343B2Process, toner, process cartridge and apparatus for developing a toner imageRICOH KK·Filed 2007·Granted Sep 7, 2010·8 cites·23 claims
- 2484US10331062B2Image forming apparatus and image forming methodYOSHINAGA HIROSHI·Filed 2017·Granted Jun 25, 2019·2 cites·15 claims
- 2584US10295937B2Fixing device and image forming apparatusSAWADA KAZUNARI·Filed 2017·Granted May 21, 2019·2 cites·20 claims
- 2684US10295939B2Fixing device including a pressure rotator and a thermal conduction aid, and image forming apparatus including the fixing deviceYOSHINAGA HIROSHI·Filed 2017·Granted May 21, 2019·2 cites·16 claims
- 2784US10289037B2Fixing device and image forming apparatusSEKI TAKAYUKI·Filed 2017·Granted May 14, 2019·2 cites·14 claims
- 2884US9989905B2Fixing device and image forming apparatusSEKI TAKAYUKI·Filed 2017·Granted Jun 5, 2018·2 cites·12 claims
- 2984US6741831B2Image forming device and feed deviceRICOH KK·Filed 2003·Granted May 25, 2004·25 cites·21 claims
- 3083US10222732B2Fixing device having a lateral end heater and image forming apparatus incorporating sameSEKI TAKAYUKI·Filed 2017·Granted Mar 5, 2019·2 cites·13 claims
- 3183US10082751B2Fixing device and image forming apparatusSETO TAKASHI·Filed 2017·Granted Sep 25, 2018·2 cites·15 claims
- 3283US9874839B2Fixing device and image forming apparatusSAWADA KAZUNARI·Filed 2016·Granted Jan 23, 2018·2 cites·21 claims
- 3383US9618886B2NIP formation assembly, fixing device, and image forming apparatusSETO TAKASHI·Filed 2015·Granted Apr 11, 2017·2 cites·34 claims
- 3483US8553238B2Media separator, fixing device, and image forming apparatusHIROSE FUMIHIRO·Filed 2011·Granted Oct 8, 2013·3 cites·11 claims
- 3581US9618887B2Fixing device and image forming apparatusTAKAGI HIROMASA·Filed 2016·Granted Apr 11, 2017·2 cites·19 claims
- 3681US7554574B2Abnormal state occurrence predicting method, state deciding apparatus, and image forming systemRICOH KK·Filed 2004·Granted Jun 30, 2009·29 cites·25 claims
- 3780US10942475B2Fixing device and image forming apparatus including nip former of specific surface roughnessFUJIMOTO IPPEI·Filed 2020·Granted Mar 9, 2021·1 cites·10 claims
- 3878US9031483B2Fixing device with sheet separating device that uses compressed gas and image forming apparatusYAMAMOTO TAKESHI·Filed 2012·Granted May 12, 2015·2 cites·11 claims
- 3976US7869752B2Cleaning device, fixing device, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Jan 11, 2011·4 cites·15 claims
- 4075US10241448B2Fixing device and image forming apparatus having nip pad including a center bend lineSAWADA KAZUNARI·Filed 2017·Granted Mar 26, 2019·1 cites·17 claims
- 4175US8483601B2Transfer fixing device and image forming apparatus incorporating sameSAITO KAZUYA·Filed 2010·Granted Jul 9, 2013·2 cites·18 claims
- 4274US10042297B2Fixing device and image forming apparatus incorporating sameSAWADA KAZUNARI·Filed 2016·Granted Aug 7, 2018·1 cites·12 claims
- 4374US9651905B2Fixing device and image forming apparatusFUJIMOTO IPPEI·Filed 2016·Granted May 16, 2017·1 cites·13 claims
- 4473US9612555B2Fixing device, image forming apparatus, and fixing method for conveying toner imagesYOSHINAGA HIROSHI·Filed 2016·Granted Apr 4, 2017·1 cites·21 claims
- 4572US9639042B2Fixing device and image forming apparatusISHII KENJI·Filed 2016·Granted May 2, 2017·1 cites·20 claims
- 4671US12422766B2Fixing device and image forming apparatus incorporating sameYOSHINAGA HIROSHI·Filed 2024·Granted Sep 23, 2025·0 cites·8 claims
- 4771US9778606B2Fixing device and image forming apparatusSEKI TAKAYUKI·Filed 2016·Granted Oct 3, 2017·1 cites·19 claims
- 4871US9678460B2Fixing device, image forming apparatus, and fixing methodHASE TAKAMASA·Filed 2016·Granted Jun 13, 2017·1 cites·20 claims
- 4970US9829840B2Fixing device and image forming apparatusSETO TAKASHI·Filed 2016·Granted Nov 28, 2017·1 cites·19 claims
- 5070US8509664B2Image forming apparatusHASEGAWA KENICHI·Filed 2010·Granted Aug 13, 2013·1 cites·14 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →