Inventor · disambiguated record
Akihisa Mikawa
Also filed as: MIKAWA AKIHISA
39 granted patents·8 pending applications·40 citations·filing 2014–2023
95Inventor score
Top patents by PatentIndex Score
47 records- 0187US9541818B2Cooling device, cooling structure, image projection device, and electronic deviceMIKAWA AKIHISA·Filed 2015·Granted Jan 10, 2017·5 cites·10 claims
- 0285US9864262B2Image projection device and image projection method to control an illumination area based on movement of image generating unitFUJIOKA TETSUYA·Filed 2015·Granted Jan 9, 2018·4 cites·11 claims
- 0384US10354572B2Image generation device and image projection apparatusMIKAWA AKIHISA·Filed 2017·Granted Jul 16, 2019·3 cites·20 claims
- 0483US9423676B2Lighting unit and image projectorTSUCHIYA SATOSHI·Filed 2014·Granted Aug 23, 2016·4 cites·5 claims
- 0578US9423677B2Cooling structure, image projection apparatus, electronic device, and cooling deviceMIKAWA AKIHISA·Filed 2014·Granted Aug 23, 2016·3 cites·8 claims
- 0677US10216074B2Image generation device and image projection apparatus for generating an imageMIKAWA AKIHISA·Filed 2017·Granted Feb 26, 2019·2 cites·7 claims
- 0777US10091472B2Image generating unit and image projecting apparatusMIKAWA AKIHISA·Filed 2017·Granted Oct 2, 2018·2 cites·7 claims
- 0876US9952486B2High resolution image projection apparatus with horizontally actuated image generation unitMIKAWA AKIHISA·Filed 2016·Granted Apr 24, 2018·2 cites·10 claims
- 0975US9004696B1Image projection apparatusMIKAWA AKIHISA·Filed 2014·Granted Apr 14, 2015·2 cites·22 claims
- 1072US9713282B2Cooling apparatus, image projection apparatus, and electronic deviceMIKAWA AKIHISA·Filed 2015·Granted Jul 18, 2017·2 cites·9 claims
- 1169US10225531B2Image display unit, image projection unit, and image projection apparatusYAMADA MASAMICHI·Filed 2017·Granted Mar 5, 2019·1 cites·4 claims
- 1266US10393547B2Position detection system, position detection method, image generation unit and image projection apparatusKUBOTA HIROYUKI·Filed 2017·Granted Aug 27, 2019·1 cites·9 claims
- 1366US9964733B2Holding structure for holding reflecting mirror, projection optical system unit, optical engine, and image projecting apparatusFUJIOKA TETSUYA·Filed 2016·Granted May 8, 2018·1 cites·8 claims
- 1466US9918054B2Image generating unit and image projecting apparatusMIKAWA AKIHISA·Filed 2017·Granted Mar 13, 2018·1 cites·4 claims
- 1566US9778551B2Illumination optical system, optical engine, and image projection apparatusTSUCHIYA SATOSHI·Filed 2016·Granted Oct 3, 2017·1 cites·6 claims
- 1666US9625797B2Projection optical device and image projection apparatusTSUCHIYA SATOSHI·Filed 2014·Granted Apr 18, 2017·1 cites·10 claims
- 1766US9411216B2Projector with intake ducts provided in a case thereofYAMADA MASAMICHI·Filed 2014·Granted Aug 9, 2016·1 cites·7 claims
- 1865US10277871B2Image formation unit and image projection apparatusMIKAWA AKIHISA·Filed 2015·Granted Apr 30, 2019·1 cites·16 claims
- 1965US9961310B2Image projection apparatusRICOH CO LTD·Filed 2015·Granted May 1, 2018·1 cites·5 claims
- 2064US11382221B2Information display deviceMIKAWA AKIHISA·Filed 2020·Granted Jul 5, 2022·0 cites·5 claims
- 2164US9829671B2Projection lens unit, optical engine, and image projecting apparatusTSUCHIYA SATOSHI·Filed 2016·Granted Nov 28, 2017·1 cites·9 claims
- 2259US11729924B2Display apparatusMIKAWA AKIHISA·Filed 2021·Granted Aug 15, 2023·0 cites·16 claims
- 2356US11650679B2Pen holder and display systemMIKAWA AKIHISA·Filed 2022·Granted May 16, 2023·0 cites·10 claims
- 2455US2023389193A1Frame structure, information display device, and method for manufacturing frame structureMIKAWA AKIHISA·Filed 2023·Application pending·0 cites
- 2554US9819916B2Movable apparatus, image generation apparataus, and image projection apparatusYOKOYAMA NAOYA·Filed 2016·Granted Nov 14, 2017·1 cites·11 claims
- 2654US9436070B2Image Projection apparatusMIKAWA AKIHISA·Filed 2015·Granted Sep 6, 2016·0 cites·4 claims
- 2753US9645478B2Cooling device, image projection apparatus, and electronic apparatusMIKAWA AKIHISA·Filed 2014·Granted May 9, 2017·0 cites·6 claims
- 2853US9390871B2Switch mechanism and electronic deviceISHIKAWA NAOYUKI·Filed 2014·Granted Jul 12, 2016·0 cites·6 claims
- 2952US9525840B2Image projection apparatus and circuit-board retaining structureYAMADA MASAMICHI·Filed 2014·Granted Dec 20, 2016·0 cites·5 claims
- 3051US10838286B2Image generating unit, image projecting apparatus, and heat sinkSAITO YOSHITO·Filed 2017·Granted Nov 17, 2020·0 cites·9 claims
- 3151US9606426B2Duct cover for an image projection apparatusISHIKAWA NAOYUKI·Filed 2014·Granted Mar 28, 2017·0 cites·16 claims
- 3247US11467630B2Information display deviceMIKAWA AKIHISA·Filed 2020·Granted Oct 11, 2022·0 cites·7 claims
- 3346US9417510B2Image projection device and method of controlling image projection deviceKANAI HIDEO·Filed 2014·Granted Aug 16, 2016·0 cites·5 claims
- 3445US11382220B2Display apparatusRICOH CO LTD·Filed 2020·Granted Jul 5, 2022·0 cites·9 claims
- 3545US9541821B2Light source housing, light source device, and image projection apparatusISHIKAWA NAOYUKI·Filed 2015·Granted Jan 10, 2017·0 cites·11 claims
- 3644US9897820B2Image projection apparatusMIKAWA AKIHISA·Filed 2016·Granted Feb 20, 2018·0 cites·8 claims
- 3743US2015029470A1Image projection apparatus and method for controlling image projection apparatusKANAI HIDEO·Filed 2014·Application pending·0 cites
- 3842US9537257B2Image projection apparatus and light source unitISHIKAWA NAOYUKI·Filed 2015·Granted Jan 3, 2017·0 cites·9 claims
- 3941US9678416B2Light source device provided with cooler and image projection device including light source device provided with coolerISHIKAWA NAOYUKI·Filed 2015·Granted Jun 13, 2017·0 cites·6 claims
- 4040US2018017852A1Position detection system, position detection method, image generation unit, and image projection apparatusWATANABE YUSUKE·Filed 2017·Application pending·0 cites
- 4139US2017272718A1Moving apparatus, image generating unit, and image projecting apparatusMIKAWA AKIHISA·Filed 2017·Application pending·0 cites
- 4238US9618833B2Image projection apparatusNISHI YUKIMI·Filed 2015·Granted Apr 11, 2017·0 cites·11 claims
- 4338US2017068151A1Image projection apparatusMIKAWA AKIHISA·Filed 2016·Application pending·0 cites
- 4438US2017068152A1Image projection apparatusMIKAWA AKIHISA·Filed 2016·Application pending·0 cites
- 4537US2017068150A1Image projection apparatusNISHIMORI TAKEHIRO·Filed 2016·Application pending·0 cites
- 4636US2016274444A1Image projection apparatus, and light source unitMIKUTSU YASUNARI·Filed 2016·Application pending·0 cites
- 4735US9787956B2Image projection apparatusNISHI YUKIMI·Filed 2016·Granted Oct 10, 2017·0 cites·11 claims
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