Inventor · disambiguated record
Seiji Saitoh
Also filed as: SAITOH SEIJI
25 granted patents·1 pending application·53 citations·filing 1996–2024
92Inventor score
Technology areasG03G
Top patents by PatentIndex Score
26 records- 0192US10788775B2Fixing device and image forming apparatus including sameOKAMOTO JUN·Filed 2020·Granted Sep 29, 2020·4 cites·6 claims
- 0276US10317828B2Fixing device including a nip formation pad with a porous structure, and image forming apparatus incorporating sameRICOH CO LTD·Filed 2018·Granted Jun 11, 2019·1 cites·14 claims
- 0374US12436486B2Fixing device including a conductor contacting an inner surface of a fixing rotatorIKEDA TAMOTSU·Filed 2024·Granted Oct 7, 2025·0 cites·20 claims
- 0473US12353159B2Fixing device and image forming apparatusOKAMOTO JUN·Filed 2024·Granted Jul 8, 2025·0 cites·7 claims
- 0571US5722012AImage forming apparatusRICOH KK·Filed 1996·Granted Feb 24, 1998·21 cites·9 claims
- 0668US7493059B2Method and apparatus for image forming with an improved warm-up controlRICOH KK·Filed 2006·Granted Feb 17, 2009·3 cites·4 claims
- 0765US6816701B2Fixing device including guide unit and image forming apparatusRICOH KK·Filed 2002·Granted Nov 9, 2004·9 cites·12 claims
- 0863US11789389B2Pressing device, fixing device, and image forming apparatusSAITOH SEIJI·Filed 2022·Granted Oct 17, 2023·0 cites·17 claims
- 0962US11841652B2Contact-separation device, fixing device, and image forming apparatusSAITOH SEIJI·Filed 2022·Granted Dec 12, 2023·0 cites·19 claims
- 1062US6104889AAutomatic component replacement detecting system in an image forming apparatusRICOH KK·Filed 1999·Granted Aug 15, 2000·15 cites·11 claims
- 1156US10955777B2Fixing device including at least one temperature detector and a device-side connector and image forming apparatus including sameSAITOH SEIJI·Filed 2020·Granted Mar 23, 2021·0 cites·15 claims
- 1256US9229381B2Cleaning device, fixing device including the cleaning device, and image forming apparatus including the fixing deviceSAITOH SEIJI·Filed 2014·Granted Jan 5, 2016·0 cites·14 claims
- 1355US10481530B2Separation member, separation device, fixing device, and image forming apparatusRICOH CO LTD·Filed 2018·Granted Nov 19, 2019·0 cites·15 claims
- 1454US9996035B2Fixing device and image forming apparatus with a movable presser which moves a fixing beltOKAMOTO MASAMI·Filed 2017·Granted Jun 12, 2018·0 cites·20 claims
- 1553US9715201B2Fixing device and image forming apparatus including a rotation load applicatorHASE TAKAMASA·Filed 2016·Granted Jul 25, 2017·0 cites·19 claims
- 1652US10101691B2Fixing device and image forming apparatusSAITOH SEIJI·Filed 2016·Granted Oct 16, 2018·0 cites·16 claims
- 1751US11693362B2Image forming apparatusTAKAGI HIROMASA·Filed 2022·Granted Jul 4, 2023·0 cites·7 claims
- 1851US10012937B2Fixing device and image forming apparatus including a fixing belt, a presser, and a gap retainerYUASA SHUUTAROH·Filed 2017·Granted Jul 3, 2018·0 cites·20 claims
- 1949US10088786B2Fixing device and image forming apparatusKUBOTA KEISUKE·Filed 2017·Granted Oct 2, 2018·0 cites·20 claims
- 2045US11644773B2Heating device, fixing device and image forming apparatusSAITOH SEIJI·Filed 2021·Granted May 9, 2023·0 cites·14 claims
- 2143US8331820B2Fixing device and image forming apparatus using sameSAITOH SEIJI·Filed 2010·Granted Dec 11, 2012·0 cites·7 claims
- 2242US10095166B2Fixing device and image forming apparatusOKAMOTO MASAMI·Filed 2017·Granted Oct 9, 2018·0 cites·17 claims
- 2342US10012936B2Fixing device and image forming apparatusYAMAJI KENSUKE·Filed 2017·Granted Jul 3, 2018·0 cites·13 claims
- 2441US10042294B2Separation device, fixing device, and image forming apparatusSAITOH SEIJI·Filed 2017·Granted Aug 7, 2018·0 cites·15 claims
- 2540US8929788B2Fixing device having a fixing pad and a pressing pad and image forming apparatus incorporating the sameSAITOH SEIJI·Filed 2012·Granted Jan 6, 2015·0 cites·15 claims
- 2635US2016209789A1Sheet separation device, fixing device, and image forming apparatusNOZAWA KENJI·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →