Inventor · disambiguated record
Osamu Endou
Also filed as: ENDOU OSAMU
21 granted patents·4 pending applications·321 citations·filing 1990–2013
95Inventor score
Top patents by PatentIndex Score
25 records- 0190US7844191B2Image forming apparatus and image forming method performed by the image forming apparatusRICOH CO LTD·Filed 2008·Granted Nov 30, 2010·12 cites·15 claims
- 0286US6775506B2Method and apparatus for image developing capable of effectively forming an even development agent layerRICOH KK·Filed 2001·Granted Aug 10, 2004·28 cites·63 claims
- 0383US5408095AOptical scanner having an image forming mirror and means for reducing scanning line pitch irregularitiesRICOH KK·Filed 1993·Granted Apr 18, 1995·59 cites·12 claims
- 0483US5233454AImage forming reflecting mirror for constant speed optical scan and optical scannerRICOH KK·Filed 1992·Granted Aug 3, 1993·58 cites·14 claims
- 0580US5426298AOptical scannerRICOH KK·Filed 1994·Granted Jun 20, 1995·50 cites·53 claims
- 0678US6643486B1Developing device for an image forming apparatusRICOH KK·Filed 2000·Granted Nov 4, 2003·15 cites·32 claims
- 0777US8259142B2Image forming apparatus with developer passage amount control electrodesHIROTA TETSURO·Filed 2010·Granted Sep 4, 2012·2 cites·6 claims
- 0876US6795674B2Developing device for an image forming apparatusRICOH KK·Filed 2003·Granted Sep 21, 2004·13 cites·32 claims
- 0974US5128795AScanning lens and scanning apparatus using scanning lensRICOH KK·Filed 1990·Granted Jul 7, 1992·39 cites·12 claims
- 1073US9158228B2Development device and image forming apparatus incorporating sameOGAWA YOSHIKO·Filed 2012·Granted Oct 13, 2015·2 cites·15 claims
- 1172US7450870B2Developing device using one-component toner for an image forming apparatus, and a process cartridge including the developing deviceRICOH KK·Filed 2006·Granted Nov 11, 2008·3 cites·8 claims
- 1266US8965254B2Development device, and image forming apparatus and process cartridge incorporating sameOGAWA YOSHIKO·Filed 2012·Granted Feb 24, 2015·1 cites·13 claims
- 1359US2014014166A1Solar cell panel, solar cell module, and method for producing solar cell moduleSANYO ELECTRIC CO·Filed 2013·Application pending·0 cites
- 1456US7835670B2Image forming apparatus reducing background contaminationRICOH CO LTD·Filed 2008·Granted Nov 16, 2010·1 cites·6 claims
- 1550US4995710AObjective lens for optical diskRICOH KK·Filed 1990·Granted Feb 26, 1991·16 cites·5 claims
- 1647US5157534AOptical scannerRICOH KK·Filed 1991·Granted Oct 20, 1992·11 cites·9 claims
- 1744US8929782B2Development device, and image forming apparatus and process cartridge incorporating sameENDOU OSAMU·Filed 2012·Granted Jan 6, 2015·0 cites·9 claims
- 1844US8376494B2Image forming device and image forming apparatusRICOH CO LTD·Filed 2010·Granted Feb 19, 2013·0 cites·17 claims
- 1944US5805324AOptical scannerRICOH KK·Filed 1995·Granted Sep 8, 1998·11 cites·5 claims
- 2043US9201336B2Developing device and image forming apparatus including a toner bearing member having a predetermined relationship with tonerENDOU OSAMU·Filed 2013·Granted Dec 1, 2015·0 cites·26 claims
- 2141US8167410B2Image forming apparatusHORIKE MASANORI·Filed 2009·Granted May 1, 2012·0 cites·15 claims
- 2240US2013216250A1Development device and image forming apparatus incorporating sameSEKI HIDEYASU·Filed 2013·Application pending·0 cites
- 2338US8259141B2Image forming device based on direct recording method and image forming apparatus including the sameSAITOH MASANORI·Filed 2009·Granted Sep 4, 2012·0 cites·12 claims
- 2437US2004208674A1Developing device using one-component toner for an image forming apparatus, and a process cartridge including the developing deviceFiled 2004·Application pending·0 cites
- 2533US2013071148A1Development device and image forming apparatus incorporating sameISHIKURA YUUJI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →