Inventor · disambiguated record
Ryuichi Okumura
Also filed as: OKUMURA RYUICHI
24 granted patents·176 citations·filing 1984–2021
95Inventor score
Files withKYOCERA DOCUMENT SOLUTIONS INC10OKUMURA RYUICHI5MITA INDUSTRIAL CO LTD4SONY CORP2INOUE YASUO1
Top patents by PatentIndex Score
24 records- 0195US11455135B2Image forming system, image forming apparatus, mobile terminal device, and computer-readable non-transitory recording mediumKYOCERA DOCUMENT SOLUTIONS INC·Filed 2021·Granted Sep 27, 2022·4 cites·9 claims
- 0287US8274673B2Image reading apparatus, and image forming apparatusOKUMURA RYUICHI·Filed 2009·Granted Sep 25, 2012·12 cites·6 claims
- 0381US10877421B2Image forming apparatus and image forming methodKYOCERA DOCUMENT SOLUTIONS INC·Filed 2019·Granted Dec 29, 2020·1 cites·9 claims
- 0481US8199171B2Display device, image signal processing method, and programINOUE YASUO·Filed 2008·Granted Jun 12, 2012·5 cites·14 claims
- 0579US5539539AColor converting circuit for use in an image forming apparatusMITA INDUSTRIAL CO LTD·Filed 1993·Granted Jul 23, 1996·51 cites·21 claims
- 0674US9451118B2Image processing apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2015·Granted Sep 20, 2016·3 cites·6 claims
- 0774US8237997B2Image reader and image forming deviceOKUMURA RYUICHI·Filed 2009·Granted Aug 7, 2012·4 cites·7 claims
- 0868US8547612B2Image processing apparatus, image forming apparatus, and image processing method that read color image data from a documentOKUMURA RYUICHI·Filed 2011·Granted Oct 1, 2013·2 cites·5 claims
- 0962US8330986B2Image forming apparatusOKUMURA RYUICHI·Filed 2009·Granted Dec 11, 2012·1 cites·7 claims
- 1061US9066038B2Image processing and scanning apparatus identifying points having maximum density along a scanning direction so that binding position of input image is identifiedKYOCERA DOCUMENT SOLUTIONS INC·Filed 2013·Granted Jun 23, 2015·2 cites·3 claims
- 1161US6693659B2Image forming apparatus with a print head having variable lighting periodKYOCERA MITA CORP·Filed 2001·Granted Feb 17, 2004·5 cites·7 claims
- 1260US8290306B2Image processing method and image processing apparatusOKUMURA RYUICHI·Filed 2009·Granted Oct 16, 2012·4 cites·9 claims
- 1360US5889928AOutput gradation adjustment method in image output apparatusMITA INDUSTRIAL CO LTD·Filed 1997·Granted Mar 30, 1999·23 cites·14 claims
- 1459US5250968AImage projecting unitSONY CORP·Filed 1992·Granted Oct 5, 1993·19 cites·16 claims
- 1558US9437007B2Image processing deviceKYOCERA DOCUMENT SOLUTIONS INC·Filed 2015·Granted Sep 6, 2016·1 cites·7 claims
- 1658US5764312AProjector apparatusSONY CORP·Filed 1996·Granted Jun 9, 1998·22 cites·12 claims
- 1753US9019577B2Image processing device and image reading apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2013·Granted Apr 28, 2015·0 cites·10 claims
- 1852US11050978B2Monitoring system and image processing apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2018·Granted Jun 29, 2021·0 cites·8 claims
- 1946US9704219B2Image processing apparatus with improved image reduction processingKYOCERA DOCUMENT SOLUTIONS INC·Filed 2014·Granted Jul 11, 2017·0 cites·6 claims
- 2045US5799139AImage formation processing systemMITA INDUSTRIAL CO LTD·Filed 1997·Granted Aug 25, 1998·11 cites·17 claims
- 2143US10257384B2Image processing apparatusKYOCERA DOCUMENT SOLUTIONS INC·Filed 2017·Granted Apr 9, 2019·0 cites·4 claims
- 2242US10635362B2Image forming apparatus, image forming system to determine image category for using first sheet and second sheetsKYOCERA DOCUMENT SOLUTIONS INC·Filed 2018·Granted Apr 28, 2020·0 cites·9 claims
- 2333US4541748ASerial printer with ink rollerSANYO ELECTRIC CO·Filed 1984·Granted Sep 17, 1985·3 cites·20 claims
- 2432US5801845AImage data processor for representing gray levels by a plurality of pixelsMITA INDUSTRIAL CO LTD·Filed 1995·Granted Sep 1, 1998·3 cites·24 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →