Inventor · disambiguated record
Haruhiko Omata
Also filed as: OMATA HARUHIKO
37 granted patents·2 pending applications·298 citations·filing 1998–2023
97Inventor score
Top patents by PatentIndex Score
39 records- 0195US10990051B2Image forming apparatus outputting plural test toner images for use in adjusting transfer voltageCANON KK·Filed 2019·Granted Apr 27, 2021·9 cites·13 claims
- 0294US8190076B2Image forming using a transparent toner imageOMATA HARUHIKO·Filed 2009·Granted May 29, 2012·20 cites·5 claims
- 0393US6640077B2Image forming apparatusCANON KK·Filed 2002·Granted Oct 28, 2003·45 cites·17 claims
- 0492US7542707B2Image forming apparatusCANON KK·Filed 2006·Granted Jun 2, 2009·14 cites·9 claims
- 0591US11195068B2Image forming apparatusCANON KK·Filed 2020·Granted Dec 7, 2021·3 cites·9 claims
- 0691US8634753B2Image forming apparatus operable in modes using a fixing device with/without a glossing deviceOMATA HARUHIKO·Filed 2010·Granted Jan 21, 2014·7 cites·4 claims
- 0791US7486900B2Image forming apparatus capable of removing toner from a toner removing memberCANON KK·Filed 2005·Granted Feb 3, 2009·13 cites·5 claims
- 0890US10585376B2Image forming apparatus using test chart for adjusting transfer voltageCANON KK·Filed 2018·Granted Mar 10, 2020·4 cites·7 claims
- 0989US8086161B2Image forming apparatus which forms a toner image on a recording medium with the use of color toner and transparent tonerOMATA HARUHIKO·Filed 2008·Granted Dec 27, 2011·11 cites·3 claims
- 1087US8150280B2Image forming systemOMATA HARUHIKO·Filed 2008·Granted Apr 3, 2012·9 cites·6 claims
- 1187US7340190B2Image forming apparatusCANON KK·Filed 2007·Granted Mar 4, 2008·8 cites·8 claims
- 1285US11249422B2Image forming apparatusCANON KK·Filed 2021·Granted Feb 15, 2022·1 cites·5 claims
- 1384US6442356B2Image forming apparatusCANON KK·Filed 2001·Granted Aug 27, 2002·23 cites·28 claims
- 1483US6631249B2Image forming apparatus capable of preventing the overflow of toner on a clean bladeCANON KK·Filed 2001·Granted Oct 7, 2003·23 cites·39 claims
- 1581US11277529B2Image forming apparatusCANON KK·Filed 2021·Granted Mar 15, 2022·1 cites·8 claims
- 1681US9766574B2Image forming apparatusCANON KK·Filed 2015·Granted Sep 19, 2017·2 cites·14 claims
- 1780US9658577B2Image forming apparatus having transfer belt rollers of specific shapesCANON KK·Filed 2015·Granted May 23, 2017·2 cites·8 claims
- 1878US7013105B2Image forming apparatus with control adjusting bias output based on recording material surface roughnessCANON KK·Filed 2004·Granted Mar 14, 2006·16 cites·8 claims
- 1978US6529693B2Image forming system for controlling the amount of toner deposited on a photosensitive drum based on environmental conditionsCANON KK·Filed 1999·Granted Mar 4, 2003·23 cites·40 claims
- 2077US8625155B2Image forming system, controlling apparatus, and recording medium having program recorded thereinOMATA HARUHIKO·Filed 2009·Granted Jan 7, 2014·5 cites·10 claims
- 2177US6668149B2Image forming apparatusCANON KK·Filed 2002·Granted Dec 23, 2003·16 cites·12 claims
- 2276US11308369B2Image forming apparatus with mode for setting transfer voltageCANON KK·Filed 2020·Granted Apr 19, 2022·1 cites·16 claims
- 2374US7383011B2Image forming apparatus featuring a pre-smoothening mode performed prior to formation of a toner imageCANON KK·Filed 2005·Granted Jun 3, 2008·4 cites·9 claims
- 2471US7720423B2Image heating apparatus including a cooler and a siloxane-modified polyimide belt thereforCANON KK·Filed 2006·Granted May 18, 2010·3 cites·8 claims
- 2570US9927741B2Image forming apparatusCANON KK·Filed 2016·Granted Mar 27, 2018·1 cites·6 claims
- 2670US9760041B2Image forming apparatusCANON KK·Filed 2016·Granted Sep 12, 2017·1 cites·9 claims
- 2770US8218990B2Image formation system, image formation method, and image quality improvement method twice heating and pressing a toner image on a recording materialTOYOHARA YUICHIRO·Filed 2006·Granted Jul 10, 2012·4 cites·15 claims
- 2869US6834167B2Image forming apparatus that forms a toner imageCANON KK·Filed 2002·Granted Dec 21, 2004·9 cites·18 claims
- 2969US6385426B1Image forming apparatus having contact area between recording material bearing member and transfer means that is less than contact area between image bearing member and recording materialCANON KK·Filed 2000·Granted May 7, 2002·11 cites·49 claims
- 3067US2022146968A1Image forming apparatusCANON KK·Filed 2022·Application pending·0 cites
- 3165US7720419B2Glossy image forming system and copy surface smoothing apparatusCANON KK·Filed 2007·Granted May 18, 2010·2 cites·11 claims
- 3259US11509782B2Image forming apparatusCANON KK·Filed 2022·Granted Nov 22, 2022·0 cites·2 claims
- 3357US12386292B2Image forming apparatus provided with heater including heat generating members with different lengthsCANON KK·Filed 2023·Granted Aug 12, 2025·0 cites·12 claims
- 3449US9239551B2Image forming apparatusCANON KK·Filed 2015·Granted Jan 19, 2016·0 cites·5 claims
- 3547US7324765B2Image forming apparatusCANON KK·Filed 2005·Granted Jan 29, 2008·0 cites·2 claims
- 3645US6128460AImage forming system for conveying recording materialCANON KK·Filed 1998·Granted Oct 3, 2000·7 cites·23 claims
- 3739US9389544B2Image forming apparatusCANON KK·Filed 2015·Granted Jul 12, 2016·0 cites·5 claims
- 3839US2012269561A1Image forming apparatusOMATA HARUHIKO·Filed 2012·Application pending·0 cites
- 3938US9417563B2Image forming apparatusCANON KK·Filed 2015·Granted Aug 16, 2016·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →