Inventor · disambiguated record
Hidetsugu Kagawa
Also filed as: KAGAWA HIDETSUGU
65 granted patents·11 pending applications·321 citations·filing 2002–2025
98Inventor score
Top patents by PatentIndex Score
76 records- 0197US9649839B2Image processing apparatus and image processing methodCANON KK·Filed 2016·Granted May 16, 2017·10 cites·20 claims
- 0296US9210292B2Image processing apparatus and method using different dither patterns for different inks and selecting a quantization process for each inkCANON KK·Filed 2014·Granted Dec 8, 2015·27 cites·24 claims
- 0394US9769352B2Image processing apparatus and method for detecting unique portions periodically distributed in a printed imageCANON KK·Filed 2016·Granted Sep 19, 2017·12 cites·18 claims
- 0494US9092720B2Generating and using blue noise dither patterns with high value thresholds positioned for a high dot concentration ratioCANON KK·Filed 2014·Granted Jul 28, 2015·27 cites·12 claims
- 0594US9087291B2Image processing apparatus and method setting thresholds of dither patterns based on density range and generating binary data depending on thresholds of target pixelsCANON KK·Filed 2014·Granted Jul 21, 2015·27 cites·20 claims
- 0692US8616668B2Image processing apparatus, printing apparatus, and image processing methodSAITO SENICHI·Filed 2010·Granted Dec 31, 2013·12 cites·13 claims
- 0791US11120315B2Image processing apparatus, image processing method, and non-transitory computer readable storage medium, with image processing using distance information equivalent to distance from focal plane at time of image-capturing and image processing conditionCANON KK·Filed 2020·Granted Sep 14, 2021·3 cites·21 claims
- 0891US9195917B2Dither pattern forming method and dither patternCANON KK·Filed 2013·Granted Nov 24, 2015·12 cites·19 claims
- 0991US8965138B2Image processing apparatus and method of controlling the sameCANON KK·Filed 2013·Granted Feb 24, 2015·10 cites·19 claims
- 1089US11146738B2Image processing apparatus, control method, and non-transitory computer-readable storage mediumCANON KK·Filed 2019·Granted Oct 12, 2021·6 cites·25 claims
- 1189US10582087B2Image processing apparatus, control method, and non-transitory computer-readable storage mediumCANON KK·Filed 2019·Granted Mar 3, 2020·6 cites·17 claims
- 1289US9350903B2Image processing apparatus and image processing method which adjusts image inspection to match variations in the ejection state of the printing elementCANON KK·Filed 2014·Granted May 24, 2016·5 cites·20 claims
- 1388US11182883B2Image processing apparatus, image processing method, and non-transitory computer-readable storage medium that output a second image of which brightness values of pixels are output brightness values based on relationship information and an input brightness value of a first imageCANON KK·Filed 2019·Granted Nov 23, 2021·6 cites·25 claims
- 1487US10013626B2Image processing apparatus and image processing method setting division size for dividing image dataCANON KK·Filed 2016·Granted Jul 3, 2018·5 cites·21 claims
- 1587US9965842B2Image processing apparatus and image processing methodCANON KK·Filed 2016·Granted May 8, 2018·5 cites·19 claims
- 1687US9623670B2Image processing apparatus and image processing methodCANON KK·Filed 2016·Granted Apr 18, 2017·7 cites·19 claims
- 1787US9030712B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted May 12, 2015·7 cites·11 claims
- 1886US8953234B2Image processing apparatus, image processing method, and printerIGUCHI RYOSUKE·Filed 2010·Granted Feb 10, 2015·8 cites·29 claims
- 1985US9715636B2Image processing apparatus and image processing methodCANON KK·Filed 2016·Granted Jul 25, 2017·6 cites·9 claims
- 2085US8899715B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Dec 2, 2014·5 cites·20 claims
- 2183US11323576B2Image processing apparatus, image processing method, and non-transitory computer-readable mediumCANON KK·Filed 2019·Granted May 3, 2022·3 cites·67 claims
- 2283US10848644B2Image processing apparatus, image processing method, and non-transitory computer-readable storage mediumCANON KK·Filed 2019·Granted Nov 24, 2020·3 cites·12 claims
- 2383US9007655B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Apr 14, 2015·5 cites·19 claims
- 2483US8008562B2Image processing apparatus, musical score editing method executed thereon, and storage medium storing programCANON KK·Filed 2010·Granted Aug 30, 2011·11 cites·11 claims
- 2581US9162477B2Image processing apparatus, printing apparatus, and image processing methodIKEDA TOHRU·Filed 2010·Granted Oct 20, 2015·5 cites·12 claims
- 2680US8960834B2Inkjet printing apparatus using print head with overlapping nozzle arraysGOTO FUMITAKA·Filed 2011·Granted Feb 24, 2015·3 cites·11 claims
- 2780US8911048B2Image processor and image processing method having correcting unit performing correction based on correction parametersYAMADA AKITOSHI·Filed 2010·Granted Dec 16, 2014·3 cites·12 claims
- 2879US10678159B2Apparatus, system, and methodCANON KK·Filed 2018·Granted Jun 9, 2020·2 cites·20 claims
- 2978US7145693B2Image processing apparatus and methodCANON KK·Filed 2002·Granted Dec 5, 2006·17 cites·16 claims
- 3076US11435961B2Image processing apparatus, image processing method, control apparatus, control method, and storage medium that display converted image data whose maximum luminance has been set according to an obtained lighting luminanceCANON KK·Filed 2020·Granted Sep 6, 2022·1 cites·30 claims
- 3176US10546191B2Image processing apparatus detecting a unique portion in print image dataCANON KK·Filed 2016·Granted Jan 28, 2020·3 cites·21 claims
- 3275US11108999B2Image processing apparatus, image processing method, and non-transitory computer-readable storage mediumCANON KK·Filed 2020·Granted Aug 31, 2021·1 cites·15 claims
- 3375US8896884B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Nov 25, 2014·3 cites·6 claims
- 3475US8896883B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Nov 25, 2014·3 cites·8 claims
- 3575US8237986B2Image reading apparatus, multifunction printer apparatus, and image processing methodNAKAMURA TAKASHI·Filed 2008·Granted Aug 7, 2012·4 cites·8 claims
- 3675US7339703B2Image processing apparatus and method thereofCANON KK·Filed 2003·Granted Mar 4, 2008·13 cites·23 claims
- 3774US8275203B2Sheet music processing method and image processing apparatusHORI AYUMI·Filed 2008·Granted Sep 25, 2012·6 cites·8 claims
- 3873US8936341B2Inkjet printer and image processor for correcting image data based on color specification values and a target color specification valueKAGAWA HIDETSUGU·Filed 2010·Granted Jan 20, 2015·3 cites·11 claims
- 3973US2025242583A1Printing apparatus, printing method, and storage mediumCANON KK·Filed 2025·Application pending·0 cites
- 4072US10964041B2Image processing apparatus, image processing method, and non-transitory computer-readable storage mediumCANON KK·Filed 2019·Granted Mar 30, 2021·1 cites·16 claims
- 4172US10764469B2Image processing apparatus, image processing method, and storage medium that convert an input luminance signal included in image data into an output signal for printing by using a conversion parameterCANON KK·Filed 2019·Granted Sep 1, 2020·1 cites·41 claims
- 4271US9317788B2Image processing apparatus for performing image processing for recording text and images, and image processing method for performing image processing for recording text and imagesCANON KK·Filed 2014·Granted Apr 19, 2016·2 cites·21 claims
- 4370US9554019B2Image processing apparatus and image processing methodKAGAWA HIDETSUGU·Filed 2010·Granted Jan 24, 2017·2 cites·6 claims
- 4470US9055252B2Image processing apparatus, image processing method, and printerMIYAKE NOBUTAKA·Filed 2010·Granted Jun 9, 2015·5 cites·17 claims
- 4570US2025071229A1Image processing apparatus, image processing method, and mediumCANON KK·Filed 2024·Application pending·0 cites
- 4669US8345331B2Image reading apparatus, multifunction printer apparatus, and image processing methodCANON KK·Filed 2009·Granted Jan 1, 2013·2 cites·6 claims
- 4769US2025274559A1Image processing apparatus, image processing method, and non-transitory computer-readable storage medium storing programCANON KK·Filed 2025·Application pending·0 cites
- 4868US12335452B2Image processing apparatus, method, and computer program product correcting color gamut conversion based on a positional relationship between different objectsCANON KK·Filed 2023·Granted Jun 17, 2025·0 cites·18 claims
- 4968US11645774B2Image processing apparatus, image processing method, and non-transitory computer-readable storage mediumCANON KK·Filed 2021·Granted May 9, 2023·0 cites·29 claims
- 5067US12166946B2Image processing apparatus, image processing method, and mediumCANON KK·Filed 2023·Granted Dec 10, 2024·0 cites·15 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Hidetsugu Kagawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →