Inventor · disambiguated record
Daizo Fukuzawa
Also filed as: FUKUZAWA DAIZO
30 granted patents·1 pending application·829 citations·filing 1992–2019
97Inventor score
Top patents by PatentIndex Score
31 records- 0197US7630662B2Image forming apparatus for fixing an image on a recording material and a current detection circuit thereforCANON KK·Filed 2008·Granted Dec 8, 2009·41 cites·5 claims
- 0296US8744296B2Image forming apparatusCANON KK·Filed 2012·Granted Jun 3, 2014·26 cites·47 claims
- 0396US8331819B2Image forming apparatusFUKUZAWA DAIZO·Filed 2010·Granted Dec 11, 2012·44 cites·5 claims
- 0496US5552582AImage heating apparatusCANON KK·Filed 1995·Granted Sep 3, 1996·90 cites·30 claims
- 0595US5464964AImage heating apparatus changing set temperature in accordance with temperature of heaterCANON KK·Filed 1992·Granted Nov 7, 1995·69 cites·27 claims
- 0693US6175699B1Image fixing device with heater controlCANON KK·Filed 1999·Granted Jan 16, 2001·63 cites·18 claims
- 0793US5444521AImage fixing device capable of controlling heating overshootCANON KK·Filed 1992·Granted Aug 22, 1995·49 cites·11 claims
- 0892US8725020B2Image forming apparatus having fixing unit for fixing unfixed toner image formed on recording material onto recording material by heatFUKUZAWA DAIZO·Filed 2011·Granted May 13, 2014·9 cites·4 claims
- 0992US5534987AFixing apparatus with variable fixing temperatureCANON KK·Filed 1995·Granted Jul 9, 1996·62 cites·9 claims
- 1092US5365314AImage heating apparatus capable of changing duty ratioCANON KK·Filed 1993·Granted Nov 15, 1994·44 cites·16 claims
- 1191US8918001B2Fixing apparatusKURATA MUNEHITO·Filed 2012·Granted Dec 23, 2014·9 cites·24 claims
- 1291US5552874AImage fixing apparatusCANON KK·Filed 1994·Granted Sep 3, 1996·40 cites·21 claims
- 1389US5852763AImage heating apparatusCANON KK·Filed 1997·Granted Dec 22, 1998·46 cites·35 claims
- 1489US5669039AImage heating apparatus capable of varying feeding intervals between recording materialsCANON KK·Filed 1996·Granted Sep 16, 1997·46 cites·7 claims
- 1588US6151462AHeat fixing apparatus wherein influence of temperature rise in sheet non-passing area is preventedCANON KK·Filed 1998·Granted Nov 21, 2000·42 cites·17 claims
- 1688US5801360AImage fixing apparatusCANON KK·Filed 1995·Granted Sep 1, 1998·45 cites·6 claims
- 1788US5592276AImage fixing device with heater responsive to thermal stressCANON KK·Filed 1994·Granted Jan 7, 1997·35 cites·30 claims
- 1885US8326169B2Image forming apparatusKURATA MUNEHITO·Filed 2011·Granted Dec 4, 2012·4 cites·21 claims
- 1985US8027607B2Image forming apparatusCANON KK·Filed 2009·Granted Sep 27, 2011·7 cites·3 claims
- 2084US9760049B2Fixing apparatusCANON KK·Filed 2016·Granted Sep 12, 2017·2 cites·5 claims
- 2184US9372456B2Fixing apparatusCANON KK·Filed 2015·Granted Jun 21, 2016·2 cites·13 claims
- 2282US8606157B2Image forming apparatus operable in a mode for cleaning a fixing portionYOSHIOKA MAHITO·Filed 2011·Granted Dec 10, 2013·3 cites·15 claims
- 2379US8626051B2Image forming apparatus with conveying portions having a loop detector with contact portion for contacting the sheetKASUGA KUNIAKI·Filed 2010·Granted Jan 7, 2014·6 cites·9 claims
- 2476US6526251B1Image forming apparatus having transferring roller of small diameterCANON KK·Filed 2000·Granted Feb 25, 2003·16 cites·3 claims
- 2572US7933543B2Image forming apparatus with cleaning modeCANON KK·Filed 2009·Granted Apr 26, 2011·3 cites·10 claims
- 2671US6993279B2Image heating apparatus having a flexible sleeveCANON KK·Filed 2004·Granted Jan 31, 2006·13 cites·5 claims
- 2756US10768560B2Image forming apparatus and image forming methodCANON KK·Filed 2019·Granted Sep 8, 2020·0 cites·16 claims
- 2856US5280155AImage heater having film guide with projectionsCANON KABUSHIHI KAISHA·Filed 1992·Granted Jan 18, 1994·11 cites·8 claims
- 2947US8873985B2Image forming apparatus controlling power supplied to fixing unitFUKUZAWA DAIZO·Filed 2011·Granted Oct 28, 2014·0 cites·17 claims
- 3042US6424814B2Image forming apparatus using shaped toner particles and transfer roller pressure for fine image qualityCANON KK·Filed 2001·Granted Jul 23, 2002·2 cites·17 claims
- 3136US2011150549A1Image forming apparatusCANON KK·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →