Inventor · disambiguated record
Daisaku Horikawa
Also filed as: HORIKAWA DAISAKU
43 granted patents·77 citations·filing 2007–2019
96Inventor score
Top patents by PatentIndex Score
43 records- 0193US8817329B2Color measuring device, image forming apparatus, color measuring method, and color measuring systemSATOH NOBUYUKI·Filed 2013·Granted Aug 26, 2014·16 cites·12 claims
- 0289US8678540B2Image capturing device and recording apparatusSATOH NOBUYUKI·Filed 2011·Granted Mar 25, 2014·9 cites·14 claims
- 0385US9286551B2Image capturing device that images a region including a reference chart and a subjectRICOH CO LTD·Filed 2014·Granted Mar 15, 2016·5 cites·20 claims
- 0485US8947731B2Imaging unit, color measuring device, image forming apparatus, color measuring system, and color measuring methodSUZUKI YASUYUKI·Filed 2013·Granted Feb 3, 2015·6 cites·11 claims
- 0585US8496312B2Recording apparatus and control method thereforSAKURADA YUICHI·Filed 2011·Granted Jul 30, 2013·4 cites·9 claims
- 0682US9906688B2Image capturing apparatus, color measuring device, image forming apparatus, and color measuring system for capturing a reference chart and a subjectSATOH NOBUYUKI·Filed 2016·Granted Feb 27, 2018·2 cites·12 claims
- 0781US8465146B2Roll paper conveying apparatus, inkjet printer, and roll paper conveying methodSATOH NOBUYUKI·Filed 2011·Granted Jun 18, 2013·5 cites·7 claims
- 0880US9162451B2Image forming apparatus, program, and image forming systemYORIMOTO MAMORU·Filed 2013·Granted Oct 20, 2015·3 cites·8 claims
- 0980US8836992B2Image forming apparatus, method of adjusting image positional deviation, and computer program productYORIMOTO MAMORU·Filed 2013·Granted Sep 16, 2014·3 cites·7 claims
- 1080US8453828B2Conveying apparatus, image forming apparatus including conveying apparatus, and conveying methodSATOH NOBUYUKI·Filed 2010·Granted Jun 4, 2013·3 cites·10 claims
- 1179US7631866B2Sheet processing apparatus, sheet aligner, and sheet aligning methodRICOH KK·Filed 2007·Granted Dec 15, 2009·8 cites·14 claims
- 1277US10093087B2Distance measuring device, image forming apparatus, and distance measuring methodKAWARADA MASAYA·Filed 2017·Granted Oct 9, 2018·2 cites·4 claims
- 1374US9527278B2Image forming apparatus, image forming method, and computer-readable storage mediumSAKURADA YUICHI·Filed 2013·Granted Dec 27, 2016·2 cites·7 claims
- 1472US8982408B2Color image capturing, measuring, and formation using capture unit with specular reflection preventing memberSUZUKI YASUYUKI·Filed 2013·Granted Mar 17, 2015·2 cites·8 claims
- 1570US8947724B2Image capturing unit, color measuring device, image forming device, color measuring system, and color measuring methodYOKOZAWA SUGURU·Filed 2013·Granted Feb 3, 2015·2 cites·11 claims
- 1668US8534789B2Recording apparatus and control method thereforSAKURADA YUICHI·Filed 2010·Granted Sep 17, 2013·1 cites·18 claims
- 1766US10674041B2Image capturing unit, color measuring device, image forming apparatus, color measuring system and color measurement method for capturing a reference chart and a subjectRICOH CO LTD·Filed 2019·Granted Jun 2, 2020·0 cites·12 claims
- 1866US8581944B2Image forming apparatus and method for detecting position deviationOKADA TATSUHIKO·Filed 2011·Granted Nov 12, 2013·1 cites·16 claims
- 1962US9347873B2Image forming apparatus, calibration method, and drying determination methodFUJII MASAYUKI·Filed 2014·Granted May 24, 2016·1 cites·3 claims
- 2061US10244147B2Image capturing device and color measurement method for capturing a reference chart and a subjectSATOH NOBUYUKI·Filed 2018·Granted Mar 26, 2019·0 cites·9 claims
- 2161US8840221B2Image forming apparatus, pattern position determining method, and image forming systemHORIKAWA DAISAKU·Filed 2012·Granted Sep 23, 2014·1 cites·11 claims
- 2260US9744785B2Medium identification device, image forming apparatus, method of identifying medium, and computer program productYOKOZAWA SUGURU·Filed 2016·Granted Aug 29, 2017·0 cites·16 claims
- 2358US9516179B2Image capturing unit, color measuring device, image forming apparatus, color measuring system and color measurement method capturing a subject outside of the image capturing unitSATOH NOBUYUKI·Filed 2012·Granted Dec 6, 2016·0 cites·21 claims
- 2458US9129196B2Image capturing device and recording apparatusSATOH NOBUYUKI·Filed 2014·Granted Sep 8, 2015·0 cites·19 claims
- 2557US9782967B2Distance measuring device, image forming apparatus, and distance measuring methodKAWARADA MASAYA·Filed 2016·Granted Oct 10, 2017·0 cites·6 claims
- 2657US9358813B2Medium identification device, image forming apparatus, method of identifying medium, and computer program productYOKOZAWA SUGURU·Filed 2015·Granted Jun 7, 2016·0 cites·12 claims
- 2757US9221284B2Image forming apparatus, method for forming test pattern, and computer program productOKADA TATSUHIKO·Filed 2013·Granted Dec 29, 2015·0 cites·9 claims
- 2855US9944103B2Image forming apparatus with improved visibility for a print test patternOKADA TATSUHIKO·Filed 2015·Granted Apr 17, 2018·0 cites·11 claims
- 2954US9716124B2Image capturing apparatus, medium type determining apparatus, and image forming apparatusYORIMOTO MAMORU·Filed 2014·Granted Jul 25, 2017·0 cites·6 claims
- 3052US9118874B2Image capturing device, color measuring device, color measuring system, image forming apparatus, and color measuring methodMATSUMOTO HIROSHI·Filed 2013·Granted Aug 25, 2015·0 cites·11 claims
- 3152US8678537B2Feed control apparatus, recording apparatus, control method, and recording mediumSUZUKI ARATA·Filed 2010·Granted Mar 25, 2014·1 cites·7 claims
- 3251US9070052B2Image capturing unit, color measuring device, image forming device, color measuring system, and color measuring methodOKADA TATSUHIKO·Filed 2013·Granted Jun 30, 2015·0 cites·13 claims
- 3347US10158767B2Image capturing apparatus, image forming apparatus, distance measuring method, and computer-readable recording mediumSASA TOMOHIRO·Filed 2016·Granted Dec 18, 2018·0 cites·13 claims
- 3444US9609163B2Image capturing device, color measurement apparatus, and image forming apparatusKAWARADA MASAYA·Filed 2015·Granted Mar 28, 2017·0 cites·9 claims
- 3544US9367013B2Imaging device, image forming apparatus, and contamination inspection methodMORITA KENJI·Filed 2015·Granted Jun 14, 2016·0 cites·12 claims
- 3643US9654671B2Imaging device, medium type determining device, and image forming apparatusYORIMOTO MAMORU·Filed 2015·Granted May 16, 2017·0 cites·8 claims
- 3743US8960835B2Image forming apparatus, pattern position determining method, and image forming systemYAMAZAKI ATSUSHI·Filed 2012·Granted Feb 24, 2015·0 cites·7 claims
- 3842US9406000B2Imaging device, colorimetry device, and image forming apparatusSATOH NOBUYUKI·Filed 2015·Granted Aug 2, 2016·0 cites·10 claims
- 3941US9290028B2Image forming apparatus, pattern position determining method, and image forming systemYORIMOTO MAMORU·Filed 2012·Granted Mar 22, 2016·0 cites·8 claims
- 4040US9370930B2Nozzle testing device and image forming apparatusHORIKAWA DAISAKU·Filed 2015·Granted Jun 21, 2016·0 cites·10 claims
- 4140US9039119B2Method of detecting a pattern position in an image forming apparatus which reads a test pattern formed onto a recording medium to adjust an ejection timing of liquid droplets, image forming apparatus and image forming systemOKADA TATSUHIKO·Filed 2012·Granted May 26, 2015·0 cites·12 claims
- 4240US9039118B2Method and apparatus for determining pattern position and image forming system including the sameOKADA TATSUHIKO·Filed 2012·Granted May 26, 2015·0 cites·11 claims
- 4340US8287076B2Conveying distance control device, recording apparatus, conveying distance control method, and storage mediumKOBAYASHI MASATO·Filed 2010·Granted Oct 16, 2012·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →