Inventor · disambiguated record
Hiroshi Seo
Also filed as: SEO HIROSHI
61 granted patents·7 pending applications·640 citations·filing 1980–2022
98Inventor score
Top patents by PatentIndex Score
68 records- 0199US7801457B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2008·Granted Sep 21, 2010·65 cites·17 claims
- 0299US7783240B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2008·Granted Aug 24, 2010·65 cites·18 claims
- 0398US7796933B2Fixing device using electromagnetic induction heating and image forming apparatus including sameRICOH KK·Filed 2008·Granted Sep 14, 2010·56 cites·16 claims
- 0498US7742714B2Image fixing apparatus, image forming apparatus, and image fixing method capable of effectively controlling an image fixing temperatureRICOH KK·Filed 2006·Granted Jun 22, 2010·44 cites·13 claims
- 0597US8014711B2Fixing unit having enhanced temperature control and image forming apparatus using the sameRICOH CO LTD·Filed 2007·Granted Sep 6, 2011·34 cites·33 claims
- 0697US7885590B2Image forming apparatus and fixing deviceRICOH CO LTD·Filed 2007·Granted Feb 8, 2011·29 cites·20 claims
- 0797US7817952B2Fixer and image forming apparatus including the sameRICOH KK·Filed 2007·Granted Oct 19, 2010·28 cites·21 claims
- 0897US7778581B2Fixing unit having enhanced heating efficiency and image forming apparatus using the sameRICOH KK·Filed 2007·Granted Aug 17, 2010·29 cites·19 claims
- 0997US7693439B2Fixing device, and method and device for heating control used in the sameRICOH KK·Filed 2007·Granted Apr 6, 2010·29 cites·20 claims
- 1096US9122212B2Fixing device and image forming apparatus including sameFUJIMOTO IPPEI·Filed 2014·Granted Sep 1, 2015·16 cites·6 claims
- 1196US8761626B2Fixing apparatus and image forming apparatusSEO HIROSHI·Filed 2012·Granted Jun 24, 2014·21 cites·11 claims
- 1296US7734208B2Image fixing apparatus and image forming apparatus capable of effectively controlling an image fixing temperatureRICOH KK·Filed 2006·Granted Jun 8, 2010·28 cites·15 claims
- 1394US9069302B2Fixing device and image forming apparatus including sameSAMEI MASAHIRO·Filed 2014·Granted Jun 30, 2015·11 cites·9 claims
- 1493US8774666B2Fixing device and image forming apparatus incorporating sameSAITO KAZUYA·Filed 2012·Granted Jul 8, 2014·8 cites·13 claims
- 1593US8112023B2Image forming apparatus and fixing deviceSEO HIROSHI·Filed 2010·Granted Feb 7, 2012·9 cites·16 claims
- 1692US10788775B2Fixing device and image forming apparatus including sameOKAMOTO JUN·Filed 2020·Granted Sep 29, 2020·4 cites·6 claims
- 1791US9612556B2Fixing device and image forming apparatusOGINO YASUHIKO·Filed 2016·Granted Apr 4, 2017·5 cites·19 claims
- 1890US10845740B2Temperature detector, heating device, fixing device, and image forming apparatusFURUICHI YUUSUKE·Filed 2019·Granted Nov 24, 2020·3 cites·20 claims
- 1990US8718502B2Fixing device and image forming apparatus incorporating same having a tube which penetrates through a heater and passes infrared rays to a temperature detectorYUASA SHUUTAROH·Filed 2012·Granted May 6, 2014·6 cites·15 claims
- 2088US8626018B2Fixing unit and image forming apparatusOGAWA TADASHI·Filed 2011·Granted Jan 7, 2014·5 cites·7 claims
- 2188US8543046B2Fixing device, image forming apparatus incorporating same, and fixing methodSEO HIROSHI·Filed 2011·Granted Sep 24, 2013·5 cites·15 claims
- 2282US8447199B2Fixing device and image forming apparatus including sameUENO SATOSHI·Filed 2010·Granted May 21, 2013·3 cites·10 claims
- 2380US8755733B2Fixing device, fixing method, image forming apparatus, and image forming methodEHARA MASANAO·Filed 2011·Granted Jun 17, 2014·3 cites·10 claims
- 2480US5575325ASemi-molten metal molding method and apparatusASAHI TEC CORP·Filed 1994·Granted Nov 19, 1996·39 cites·11 claims
- 2579US9170544B2Image forming apparatusYAMASHINA RYOTA·Filed 2014·Granted Oct 27, 2015·2 cites·7 claims
- 2678US9046832B2Fixing device having heat shielding device and image forming apparatus incorporating sameSAMEI MASAHIRO·Filed 2013·Granted Jun 2, 2015·2 cites·19 claims
- 2777US8494434B2Fixing device and image forming apparatus incorporating the fixing deviceHASE TAKAMASA·Filed 2010·Granted Jul 23, 2013·2 cites·25 claims
- 2875US8175480B2Fixing device including plural demagnetizing coils and image forming apparatusSEO HIROSHI·Filed 2008·Granted May 8, 2012·4 cites·19 claims
- 2974US8050607B2Image forming apparatus, fixing unit, and image forming method with a cleaning mechanism that contacts a tension mechanismRICOH CO LTD·Filed 2006·Granted Nov 1, 2011·4 cites·12 claims
- 3074US5638889ASemi-molten metal molding apparatusASAHI TEC CORPORTION·Filed 1996·Granted Jun 17, 1997·39 cites·17 claims
- 3171US9678460B2Fixing device, image forming apparatus, and fixing methodHASE TAKAMASA·Filed 2016·Granted Jun 13, 2017·1 cites·20 claims
- 3270US9829840B2Fixing device and image forming apparatusSETO TAKASHI·Filed 2016·Granted Nov 28, 2017·1 cites·19 claims
- 3370US8346117B2Fixing device and image forming apparatus using sameRICOH CO LTD·Filed 2010·Granted Jan 1, 2013·1 cites·6 claims
- 3470US7016837B2Voice recognition systemPIONEER CORP·Filed 2001·Granted Mar 21, 2006·19 cites·8 claims
- 3568US9851663B2Fixing device and image forming apparatusKOBASHIGAWA SHOHTA·Filed 2016·Granted Dec 26, 2017·1 cites·20 claims
- 3668US9075357B2Fixing device and image forming apparatus including sameKISHI KAZUHITO·Filed 2014·Granted Jul 7, 2015·1 cites·8 claims
- 3768US9075365B2Fixing deviceRICOH CO LTD·Filed 2013·Granted Jul 7, 2015·1 cites·15 claims
- 3865US7938940B2Support for oxygen separation membrane element and the element using the sameNORITAKE CO LTD·Filed 2007·Granted May 10, 2011·2 cites·1 claims
- 3962US11906916B2Heating device, fixing device, drying device, laminator, and image forming apparatusFURUICHI YUUSUKE·Filed 2022·Granted Feb 20, 2024·0 cites·15 claims
- 4056US10955777B2Fixing 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
- 4156US10001734B2Fixing device and image forming apparatus including fixing device with vibration dampeningSEO HIROSHI·Filed 2016·Granted Jun 19, 2018·0 cites·17 claims
- 4255US8977156B2Fixing device and image forming apparatus including sameYAMAMOTO TAKESHI·Filed 2014·Granted Mar 10, 2015·0 cites·17 claims
- 4354US6937981B2Voice recognition systemPIONEER CORP·Filed 2001·Granted Aug 30, 2005·5 cites·3 claims
- 4453US9715201B2Fixing device and image forming apparatus including a rotation load applicatorHASE TAKAMASA·Filed 2016·Granted Jul 25, 2017·0 cites·19 claims
- 4553US9176438B2Image forming apparatus and method of arranging sheet detectorYAMASHINA RYOTA·Filed 2014·Granted Nov 3, 2015·0 cites·15 claims
- 4652US10162283B2Image forming apparatusSHIMADA HIROYUKI·Filed 2017·Granted Dec 25, 2018·0 cites·16 claims
- 4748US9195183B2Image forming apparatus with conveyance unit to regulate passage of recording mediumYAMASHINA RYOTA·Filed 2014·Granted Nov 24, 2015·0 cites·12 claims
- 4847US8588628B2Fixing device and image forming apparatusOGAWA TADASHI·Filed 2011·Granted Nov 19, 2013·0 cites·13 claims
- 4947US8185030B2Fixer, image forming apparatus including same, and fixing methodSEO HIROSHI·Filed 2009·Granted May 22, 2012·0 cites·19 claims
- 5046US8706016B2Fixing device and image forming apparatus incorporating the fixing deviceIMADA TAKAHIRO·Filed 2010·Granted Apr 22, 2014·0 cites·8 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →