Inventor · disambiguated record
Junichi Nakagawa
Also filed as: NAKAGAWA JUNICHI
101 granted patents·18 pending applications·478 citations·filing 1977–2025
99Inventor score
Files withCANON KK46KYOCERA DOCUMENT SOLUTIONS INC13HITACHI LTD8MITSUBISHI ELECTRIC CORP8NIPPON STEEL CORP4
Top patents by PatentIndex Score
119 records- 0196US9210292B2Image 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
- 0294US11247482B2Image processing apparatus, method, and product for reducing color unevenness based on edge informationCANON KK·Filed 2020·Granted Feb 15, 2022·4 cites·14 claims
- 0394US9092720B2Generating 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
- 0494US9087291B2Image 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
- 0593US11977350B2Image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2023·Granted May 7, 2024·2 cites·5 claims
- 0693US10033906B2Image processing apparatus with improved quantization, image processing method and storage medium thereofCANON KK·Filed 2016·Granted Jul 24, 2018·10 cites·31 claims
- 0792US11573750B2Threshold matrix generating methodCANON KK·Filed 2021·Granted Feb 7, 2023·2 cites·16 claims
- 0892US8616668B2Image processing apparatus, printing apparatus, and image processing methodSAITO SENICHI·Filed 2010·Granted Dec 31, 2013·12 cites·13 claims
- 0991US10286447B2Method, apparatus, and program for determining casting state in continuous castingNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted May 14, 2019·3 cites·9 claims
- 1091US9195917B2Dither pattern forming method and dither patternCANON KK·Filed 2013·Granted Nov 24, 2015·12 cites·19 claims
- 1190US11565527B2Printing method and printing apparatusCANON KK·Filed 2021·Granted Jan 31, 2023·2 cites·19 claims
- 1290US8442315B2Image processing apparatus, image processing method, and computer-readable mediumUMEDA KIYOSHI·Filed 2010·Granted May 14, 2013·8 cites·21 claims
- 1389US9350903B2Image 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
- 1489US8457397B2Image processing apparatus, image processing method, and computer-readable mediumSAKAI HIROYUKI·Filed 2010·Granted Jun 4, 2013·8 cites·21 claims
- 1589US6657778B1Optical amplification repeater and optical amplification repeating and transmitting systemMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Dec 2, 2003·25 cites·6 claims
- 1687US9030712B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted May 12, 2015·7 cites·11 claims
- 1787US7924076B2Data recovery circuitMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Apr 12, 2011·18 cites·11 claims
- 1886US10583477B2Apparatus, method, and program for detecting molten metal surface level in continuous casting moldNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Mar 10, 2020·2 cites·9 claims
- 1986US8953234B2Image processing apparatus, image processing method, and printerIGUCHI RYOSUKE·Filed 2010·Granted Feb 10, 2015·8 cites·29 claims
- 2085US11325812B2Damping device for main ropeFUJITEC KK·Filed 2020·Granted May 10, 2022·1 cites·3 claims
- 2185US8899715B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Dec 2, 2014·5 cites·20 claims
- 2285US6873456B2Optical amplifying repeater apparatus and optical amplifying/repeating transmission systemMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Mar 29, 2005·19 cites·8 claims
- 2385US4751469APhase coincidence detectorHITACHI LTD·Filed 1987·Granted Jun 14, 1988·49 cites·6 claims
- 2483US9501249B2Printing apparatus and print control method controlling printing based on measured detection patternCANON KK·Filed 2015·Granted Nov 22, 2016·4 cites·12 claims
- 2583US9411544B2Printing apparatus and print control method controlling printing based on acquired information relating to conveyance of a print mediumCANON KK·Filed 2015·Granted Aug 9, 2016·4 cites·17 claims
- 2683US9007655B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Apr 14, 2015·5 cites·19 claims
- 2782US10822531B2Two-component curable solventless-type laminate adhesive and resin cured productMITSUI CHEMICALS INC·Filed 2017·Granted Nov 3, 2020·1 cites·6 claims
- 2882US8842914B2Image processing apparatus, image processing method, and computer-readable mediumCANON KK·Filed 2013·Granted Sep 23, 2014·3 cites·5 claims
- 2981US9162477B2Image processing apparatus, printing apparatus, and image processing methodIKEDA TOHRU·Filed 2010·Granted Oct 20, 2015·5 cites·12 claims
- 3081US4390960AFrequency dividerHITACHI LTD·Filed 1980·Granted Jun 28, 1983·21 cites·18 claims
- 3180US8960834B2Inkjet printing apparatus using print head with overlapping nozzle arraysGOTO FUMITAKA·Filed 2011·Granted Feb 24, 2015·3 cites·11 claims
- 3280US8911048B2Image 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
- 3377US10336097B2Printing apparatus and printing methodCANON KK·Filed 2017·Granted Jul 2, 2019·1 cites·21 claims
- 3477US8506159B2Method for detecting defect in material and system for the methodNAKAGAWA JUNICHI·Filed 2008·Granted Aug 13, 2013·10 cites·15 claims
- 3575US9030714B2Image processing apparatus and image processing method to set appropriate ink amount for character data and for image dataCANON KK·Filed 2013·Granted May 12, 2015·2 cites·31 claims
- 3675US8896884B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Nov 25, 2014·3 cites·6 claims
- 3775US8896883B2Image processing apparatus, printing apparatus, and image processing methodCANON KK·Filed 2013·Granted Nov 25, 2014·3 cites·8 claims
- 3874US9094134B2Optical receiverNODA MASAKI·Filed 2011·Granted Jul 28, 2015·4 cites·6 claims
- 3973US8936341B2Inkjet 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
- 4073US2019193146A1Method, apparatus, and program for determining casting state in continuous castingNIPPON STEEL & SUMITOMO METAL CORP·Filed 2019·Application pending·0 cites
- 4172US12236297B2Image processing method, image processing apparatus and storage medium generating a first dot pattern and a second dot pattern printed to overlap the first dot pattern by quantizing image data based on a threshold matrixCANON KK·Filed 2023·Granted Feb 25, 2025·0 cites·23 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
- 4371US8165478B2Optical receiverNODA MASAKI·Filed 2006·Granted Apr 24, 2012·5 cites·12 claims
- 4470US12090766B2Printing apparatus, printing method, and storage mediumCANON KK·Filed 2021·Granted Sep 17, 2024·0 cites·17 claims
- 4570US9055252B2Image processing apparatus, image processing method, and printerMIYAKE NOBUTAKA·Filed 2010·Granted Jun 9, 2015·5 cites·17 claims
- 4669US11893288B2Threshold matrix generating methodCANON KK·Filed 2022·Granted Feb 6, 2024·0 cites·17 claims
- 4769US11842234B2Image processing method, image processing apparatus and storage mediumCANON KK·Filed 2023·Granted Dec 12, 2023·0 cites·23 claims
- 4869US8934712B2Image processing apparatus, image processing method, and computer-readable mediumCANON KK·Filed 2013·Granted Jan 13, 2015·1 cites·10 claims
- 4969US2025231515A1Image forming apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2025·Application pending·0 cites
- 5068US10919314B2Printing apparatus, printing method, and storage mediumCANON KK·Filed 2019·Granted Feb 16, 2021·0 cites·20 claims
Showing the top 50 of 119 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →