Inventor · disambiguated record
Hisayoshi Nagase
Also filed as: NAGASE HISAYOSHI
43 granted patents·3 pending applications·548 citations·filing 1995–2021
98Inventor score
Files withKONISHIROKU PHOTO IND31KONICA MINOLTA BUSINESS TECH4KONICA MINOLTA INC3NAGASE HISAYOSHI3KONICA MINOLTA HOLDINGS INC2
Top patents by PatentIndex Score
46 records- 0192US5608498AImage forming apparatus in which at least an image carrying member and plural exposure means are constructed in a single bodyKONISHIROKU PHOTO IND·Filed 1996·Granted Mar 4, 1997·59 cites·21 claims
- 0288US5754210AOptical system assembling device for an image forming apparatusKONISHIROKU PHOTO IND·Filed 1996·Granted May 19, 1998·44 cites·17 claims
- 0382US5991563AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1998·Granted Nov 23, 1999·33 cites·12 claims
- 0481US5752133AElectrophotographic color image forming apparatus with image exposure means inside of photoreceptor drumKONISHIROKU PHOTO IND·Filed 1996·Granted May 12, 1998·31 cites·41 claims
- 0580US6782231B2Pressure applying device to fixing roller of image forming apparatusKONISHIROKU PHOTO IND·Filed 2002·Granted Aug 24, 2004·18 cites·13 claims
- 0678US5970277AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1999·Granted Oct 19, 1999·28 cites·13 claims
- 0777US5978644AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1998·Granted Nov 2, 1999·26 cites·30 claims
- 0873US8175510B2Fixing device, and image forming apparatus equipped therewithNAGASE HISAYOSHI·Filed 2009·Granted May 8, 2012·4 cites·13 claims
- 0973US6347200B1Duplex image forming apparatusKONISHIROKU PHOTO IND·Filed 2000·Granted Feb 12, 2002·14 cites·14 claims
- 1073US5758243AColor image forming apparatusKONISHIROKU PHOTO IND·Filed 1997·Granted May 26, 1998·23 cites·4 claims
- 1169US7228087B2Fixing unit with air blowing apparatusKONICA MINOLTA BUSINESS TECH·Filed 2005·Granted Jun 5, 2007·3 cites·4 claims
- 1268US9223243B2Charging device and image forming apparatus including the sameKONICA MINOLTA INC·Filed 2013·Granted Dec 29, 2015·1 cites·3 claims
- 1367US6205301B1Two-sided image forming apparatusKONISHIROKU PHOTO IND·Filed 1999·Granted Mar 20, 2001·18 cites·28 claims
- 1467US5886728AImage forming apparatus having a plurality of exposure devices which are radially arranged on a common supporting member with respect to a rotation axis of an image forming bodyKONISHIROKU PHOTO IND·Filed 1996·Granted Mar 23, 1999·24 cites·16 claims
- 1567US5557394AColor image forming apparatus having a transparent photoreceptorKONISHIROKU PHOTO IND·Filed 1995·Granted Sep 17, 1996·18 cites·26 claims
- 1665US6360063B1Image forming apparatus wherein writing of an image is conducted before feeding of a transfer material is startedKONISHIROKU PHOTO IND·Filed 2000·Granted Mar 19, 2002·6 cites·6 claims
- 1764US7200345B2Image forming apparatus with a fixing device employing a plurality of pressing membersKONICA MINOLTA BUSINESS TECH·Filed 2004·Granted Apr 3, 2007·9 cites·13 claims
- 1864US5905931AElectrophotographic image forming apparatusKONISHIROKU PHOTO IND·Filed 1998·Granted May 18, 1999·16 cites·15 claims
- 1963US7046950B2Image forming apparatusKONICA MINOLTA HOLDINGS INC·Filed 2004·Granted May 16, 2006·8 cites·4 claims
- 2062US6085064AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1998·Granted Jul 4, 2000·15 cites·23 claims
- 2162US5729809AColor image forming apparatus with intermediate transferKONISHIROKU PHOTO IND·Filed 1996·Granted Mar 17, 1998·15 cites·21 claims
- 2260US5840461AProcess for producing cylindrical substrate for image formationKONISHIROKU PHOTO IND·Filed 1997·Granted Nov 24, 1998·14 cites·22 claims
- 2360US5784666AColor image forming apparatusKONISHIROKU PHOTO IND·Filed 1995·Granted Jul 21, 1998·14 cites·21 claims
- 2459US11896430B2Portable ultrasound image diagnostic apparatusKONICA MINOLTA INC·Filed 2021·Granted Feb 13, 2024·0 cites·8 claims
- 2559US6134403AColor image forming apparatus having developing devices located within a central angle of 180°KONISHIROKU PHOTO IND·Filed 1997·Granted Oct 17, 2000·14 cites·13 claims
- 2659US5615002AElectrophotographic color image forming apparatus with a plurality of image exposing devices arranged around outer circumference of photoreceptorKONISHIROKU PHOTO IND·Filed 1995·Granted Mar 25, 1997·13 cites·43 claims
- 2758US6058287AImage forming apparatus having sheet conveyance deviceKONISHIROKU PHOTO IND·Filed 1997·Granted May 2, 2000·13 cites·9 claims
- 2856US5722013AColor image forming apparatus having a supporting member and a plurality of image exposure devices mounted inside a cylindrical image forming bodyKONISHIROKU PHOTO IND·Filed 1996·Granted Feb 24, 1998·12 cites·20 claims
- 2954US7187900B2Image forming apparatus having a fixing device for fixing toner image formed on a sheet by an endless fixing belt engaged with a fixing rollerKONICA MINOLTA BUSINESS TECH·Filed 2004·Granted Mar 6, 2007·5 cites·20 claims
- 3054US7050747B2Pressure applying device to fixing roller of image forming apparatusKONICA MINOLTA HOLDINGS INC·Filed 2004·Granted May 23, 2006·5 cites·11 claims
- 3154US5995797AImage forming apparatus which conveys unfixed toner images to a fixing device in an undisturbed and stable manner so that images may be formed on both sides of a sheetKONISHIROKU PHOTO IND·Filed 1998·Granted Nov 30, 1999·11 cites·32 claims
- 3252US5930002AImage forming apparatus having a single-body image forming drum unitKONISHIROKU PHOTO IND·Filed 1997·Granted Jul 27, 1999·10 cites·10 claims
- 3351US9188899B2Charging device, imaging cartridge and image forming apparatus having charging deviceNAGASE HISAYOSHI·Filed 2012·Granted Nov 17, 2015·0 cites·8 claims
- 3450US11109837B2Portable ultrasound image diagnostic apparatusKONICA MINOLTA INC·Filed 2014·Granted Sep 7, 2021·0 cites·27 claims
- 3544US8254810B2Image forming apparatusNAGASE HISAYOSHI·Filed 2010·Granted Aug 28, 2012·0 cites·9 claims
- 3644US5640652ADriving mechanism for color image forming apparatusKONISHIROKU PHOTO IND·Filed 1996·Granted Jun 17, 1997·7 cites·6 claims
- 3742US2009035034A1Fixing device and image forming apparatus using the sameKONICA MINOLTA BUSINESS TECH·Filed 2008·Application pending·0 cites
- 3841US7010240B2Image forming apparatus that controls a fixing device to fix a toner image onto paper with improved productivityKONICA CORP·Filed 2003·Granted Mar 7, 2006·1 cites·11 claims
- 3941US6584297B2Image fixing device and image forming apparatus equipped therewithKONISHIROKU PHOTO IND·Filed 2002·Granted Jun 24, 2003·1 cites·7 claims
- 4038US5708930AColor image forming apparatus having a transparent image forming bodyKONISHIROKU PHOTO IND·Filed 1996·Granted Jan 13, 1998·4 cites·12 claims
- 4137US6021301AImage forming apparatus which is equipped with an intermediate transfer body and which prevents toner from sticking to a transfer unitKONISHIROKU PHOTO IND·Filed 1998·Granted Feb 1, 2000·4 cites·9 claims
- 4235US5850247AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1997·Granted Dec 15, 1998·3 cites·11 claims
- 4335US5708934AColor image forming apparatus with well-registrated imagewise exposure meansKONISHIROKU PHOTO IND·Filed 1995·Granted Jan 13, 1998·3 cites·19 claims
- 4432US2012141178A1Lubricant supplying device and image forming apparatusMINEGISHI NATSUKO·Filed 2011·Application pending·0 cites
- 4531US5784672AColor image forming apparatus having integrally formed/removable image forming body and exposive deviceKONISHIROKU PHOTO IND·Filed 1997·Granted Jul 21, 1998·1 cites·10 claims
- 4630US2002011475A1Fixing roller member and fixing apparatusFiled 1999·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →