Inventor · disambiguated record
Keiji Ohmura
Also filed as: OHMURA KEIJI
19 granted patents·6 pending applications·240 citations·filing 1985–2025
94Inventor score
Top patents by PatentIndex Score
25 records- 0184US5601034ARolling stock and method for equipping the interior the sameHITACHI LTD·Filed 1994·Granted Feb 11, 1997·48 cites·9 claims
- 0283US9875409B2Abnormality detection apparatus, abnormality detection method, and recording medium storing abnormality detection programOHMURA KEIJI·Filed 2015·Granted Jan 23, 2018·7 cites·16 claims
- 0381US9031855B2Teleconference support systemOHMURA KEIJI·Filed 2010·Granted May 12, 2015·6 cites·18 claims
- 0481US8870386B2Projection image area detecting device that generates marker imagesKASUYA YUUJI·Filed 2010·Granted Oct 28, 2014·5 cites·14 claims
- 0578US10873719B2Image processing device, image processing system, image processing method, and computer program productOHMURA KEIJI·Filed 2017·Granted Dec 22, 2020·4 cites·16 claims
- 0676US8773462B2Apparatus, system, and method of sharing drawing dataKASUYA YUUJI·Filed 2011·Granted Jul 8, 2014·5 cites·19 claims
- 0772US4645258AUnderframe construction for railway vehicleHITACHI LTD·Filed 1985·Granted Feb 24, 1987·29 cites·10 claims
- 0870US5595123ARolling stock and method for equipping the interior the sameHITACHI LTD·Filed 1995·Granted Jan 21, 1997·29 cites·5 claims
- 0970US5113769ACar body for railway rolling stock and method for fabricating car bodyHITACHI LTD·Filed 1989·Granted May 19, 1992·26 cites·22 claims
- 1064US5287814ACar body of railway rolling stock and method for fabricating car bodyHITACHI LTD·Filed 1992·Granted Feb 22, 1994·24 cites·5 claims
- 1163US10949983B2Image processing apparatus, image processing system, image processing method, and computer-readable recording mediumKOMOTO SHOTARO·Filed 2016·Granted Mar 16, 2021·2 cites·16 claims
- 1261US2025292386A1Output apparatus, output system, and output methodOHMURA KEIJI·Filed 2025·Application pending·0 cites
- 1358US5109777ACar body for railway rolling stock with joggled adjacent side sheet end construction for smooth exteriorHITACHI LTD·Filed 1990·Granted May 5, 1992·21 cites·1 claims
- 1457US4993329ACar body for railway rolling stock and method of fabricating the car bodyHITACHI LTD·Filed 1989·Granted Feb 19, 1991·18 cites·18 claims
- 1544US10638193B2Image processing device, image processing system, and image processing methodOHMURA KEIJI·Filed 2017·Granted Apr 28, 2020·0 cites·12 claims
- 1641US4995321ACar body for railway rolling stockHITACHI LTD·Filed 1989·Granted Feb 26, 1991·7 cites·13 claims
- 1740US8494219B2Image extraction device and image extraction methodKASUYA YUUJI·Filed 2010·Granted Jul 23, 2013·0 cites·19 claims
- 1840US2013063547A1Multiple-site drawn-image sharing apparatus, multiple-site drawn-image sharing system, method executed by multiple-site drawn-image sharing apparatus, program, and recording mediumKASUYA YUUJI·Filed 2011·Application pending·0 cites
- 1938US5188039AMethod of fixing inside panel of car and structure for fixing the sameHITACHI LTD·Filed 1991·Granted Feb 23, 1993·9 cites·9 claims
- 2038US2012069045A1Drawn image sharing apparatusHASHIMOTO TAKAKO·Filed 2010·Application pending·0 cites
- 2137US11223802B2Image-based determination apparatus and image-based determination systemRICOH CO LTD·Filed 2020·Granted Jan 11, 2022·0 cites·12 claims
- 2237US2011210908A1Apparatus, system, and method of sharing drawing dataKASUYA YUUJI·Filed 2011·Application pending·0 cites
- 2336US10431260B2Information processing apparatus, information processing system, and information processing methodYAMANA HAJIME·Filed 2018·Granted Oct 1, 2019·0 cites·17 claims
- 2434US2012113238A1Drawn image sharing apparatus, drawn image sharing system, and drawn image sharing methodYAMAMOTO KENGO·Filed 2011·Application pending·0 cites
- 2530US2023003585A1Information processing apparatus, information processing system, information processing method, and storage mediumTAJIMA AKITO·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →