Inventor · disambiguated record
Nobuyuki Kaku
Also filed as: KAKU NOBUYUKI
84 granted patents·5 pending applications·801 citations·filing 1982–2024
99Inventor score
Top patents by PatentIndex Score
89 records- 0197US11701994B2VehicleMAXELL LTD·Filed 2022·Granted Jul 18, 2023·4 cites·8 claims
- 0297US11340089B2Vehicle having a projector for projecting an image on a road surfaceMAXELL LTD·Filed 2020·Granted May 24, 2022·4 cites·9 claims
- 0395US10794719B2Vehicle image projection apparatus that projects an image in the front and back of a vehicle based on sensor informationMAXELL LTD·Filed 2016·Granted Oct 6, 2020·9 cites·9 claims
- 0495US6290360B1Liquid crystal projector, and projection lens unit, optical unit and cooling system for the sameHITACHI LTD·Filed 1998·Granted Sep 18, 2001·59 cites·8 claims
- 0594US10647248B2Image projection apparatusMAXELL LTD·Filed 2019·Granted May 12, 2020·6 cites·19 claims
- 0694US10457199B2Image projection apparatusMAXELL LTD·Filed 2016·Granted Oct 29, 2019·14 cites·19 claims
- 0792US11249341B2Image projection apparatusMAXELL LTD·Filed 2015·Granted Feb 15, 2022·7 cites·7 claims
- 0892US11247605B2Image projection apparatus configured to project an image on a road surfaceMAXELL LTD·Filed 2020·Granted Feb 15, 2022·3 cites·12 claims
- 0992US7021768B2Optical apparatusHITACHI LTD·Filed 2005·Granted Apr 4, 2006·11 cites·6 claims
- 1091US12196570B2Image projection apparatus, of a vehicle, that projects an image on a surfaceMAXELL LTD·Filed 2022·Granted Jan 14, 2025·1 cites·10 claims
- 1189US7796206B2Image displaying apparatusHITACHI LTD·Filed 2008·Granted Sep 14, 2010·12 cites·14 claims
- 1288US11752870B2VehicleMAXELL LTD·Filed 2022·Granted Sep 12, 2023·1 cites·6 claims
- 1388US6431710B2Optical apparatusHITACHI LTD·Filed 2001·Granted Aug 13, 2002·23 cites·3 claims
- 1488US6280038B1Optical equipmentHITACHI LTD·Filed 1999·Granted Aug 28, 2001·66 cites·12 claims
- 1587US7175284B2Projection type display apparatusHITACHI LTD·Filed 2006·Granted Feb 13, 2007·6 cites·10 claims
- 1686US6783245B2Liquid crystal projector, and projection lens unit, optical unit and cooling system for the sameHITACHI LTD·Filed 2001·Granted Aug 31, 2004·17 cites·4 claims
- 1786US6334686B1Display optical unit and display apparatusHITACHI LTD·Filed 1999·Granted Jan 1, 2002·75 cites·8 claims
- 1885US5825969AInformation management apparatus for inhibiting reproduction in a video cassette recorderHITACHI LTD·Filed 1997·Granted Oct 20, 1998·30 cites·17 claims
- 1984US2025093174A1VehicleMAXELL LTD·Filed 2024·Application pending·0 cites
- 2082US12434618B2Image projection apparatusMAXELL LTD·Filed 2023·Granted Oct 7, 2025·0 cites·12 claims
- 2182US6595645B2Display optical unit and display apparatus using this unitHITACHI LTD·Filed 2001·Granted Jul 22, 2003·19 cites·2 claims
- 2280US5701214ATape loading device in magnetic recording/playback apparatus that controls loading based on calculated reel inertia and tape positionHITACHI LTD·Filed 1992·Granted Dec 23, 1997·29 cites·4 claims
- 2378US7843525B2Liquid crystal display applianceHITACHI LTD·Filed 2008·Granted Nov 30, 2010·8 cites·11 claims
- 2478US6824273B2Liquid crystal projector, and projection lens unit, optical unit and cooling system for the sameHITACHI LTD·Filed 2003·Granted Nov 30, 2004·9 cites·6 claims
- 2576US11153543B2Illuminating apparatusMAXELL LTD·Filed 2017·Granted Oct 19, 2021·2 cites·18 claims
- 2676US8368822B2Display apparatus for displaying an imageHITACHI LTD·Filed 2008·Granted Feb 5, 2013·4 cites·10 claims
- 2776US7832871B2Optical equipment with at least first and second ventilation pathsHITACHI LTD·Filed 2008·Granted Nov 16, 2010·2 cites·10 claims
- 2876US7441904B2Projection type display apparatus with ventilationHITACHI LTD·Filed 2007·Granted Oct 28, 2008·2 cites·1 claims
- 2976US6796660B2Display optical unit and display apparatus using this unitHITACHI LTD·Filed 2003·Granted Sep 28, 2004·13 cites·4 claims
- 3075US12493235B2Image projection apparatusMAXELL LTD·Filed 2023·Granted Dec 9, 2025·0 cites·10 claims
- 3175USD848517SProjectorMAXELL LTD·Filed 2017·Granted May 14, 2019·15 cites·1 claims
- 3275US6204985B1Information management apparatusHITACHI LTD·Filed 2000·Granted Mar 20, 2001·6 cites·8 claims
- 3375US5808824ATape feed control systemHITACHI LTD·Filed 1995·Granted Sep 15, 1998·30 cites·9 claims
- 3474US6857749B2Projection type display apparatusHITACHI LTD·Filed 2002·Granted Feb 22, 2005·7 cites·6 claims
- 3572USD844043SProjectorMAXELL LTD·Filed 2017·Granted Mar 26, 2019·13 cites·1 claims
- 3672USD828864SProjectorMAXELL LTD·Filed 2017·Granted Sep 18, 2018·14 cites·1 claims
- 3771US4991039AApparatus for detecting tape-endHITACHI LTD·Filed 1989·Granted Feb 5, 1991·16 cites·8 claims
- 3868US8023062B2Image display apparatusHITACHI LTD·Filed 2010·Granted Sep 20, 2011·1 cites·4 claims
- 3966US4780783ALocking device for a cover of magnetic tape cartridgeHITACHI LTD·Filed 1983·Granted Oct 25, 1988·13 cites·3 claims
- 4065US10551726B2Lighting apparatusMAXELL LTD·Filed 2016·Granted Feb 4, 2020·1 cites·17 claims
- 4165US7946713B2Display apparatusHITACHI LTD·Filed 2007·Granted May 24, 2011·2 cites·9 claims
- 4264US10197233B2Illumination deviceMAXELL LTD·Filed 2014·Granted Feb 5, 2019·1 cites·15 claims
- 4364US8405960B2Display apparatusISHIZU TAKAFUMI·Filed 2010·Granted Mar 26, 2013·6 cites·5 claims
- 4464US7152978B2Liquid crystal projector, and projection lens unit, optical unit and cooling system for the sameHITACHI LTD AND HITACHI VIDEO·Filed 2004·Granted Dec 26, 2006·5 cites·10 claims
- 4564US6388831B1Apparatus and method for limiting the reproduction of main informationHITACHI LTD·Filed 2000·Granted May 14, 2002·3 cites·14 claims
- 4663US5706146ACassette detecting and discriminating arrangement in a cassette transport mechanism for loading and unloading tape cassettes of varying sizes and cassettes for use therewithHITACHI MAXELL·Filed 1995·Granted Jan 6, 1998·18 cites·4 claims
- 4763US5041928AApparatus for loading a tape on a magnetic head drum of a helical scanning type video tape recorderHITACHI LTD·Filed 1989·Granted Aug 20, 1991·12 cites·5 claims
- 4862US10415776B2Illumination apparatusMAXELL LTD·Filed 2019·Granted Sep 17, 2019·0 cites·10 claims
- 4962US5959803ACartridge changer, data storage unit using the changer and apparatus using the data storage unitHITACHI LTD·Filed 1997·Granted Sep 28, 1999·16 cites·77 claims
- 5062US5570831APneumatic static guide for a tapeHITACHI LTD·Filed 1993·Granted Nov 5, 1996·14 cites·10 claims
Showing the top 50 of 89 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →