Inventor · disambiguated record
Takanori Hisada
Also filed as: FUKUDA KYOHEI · HISADA TAKANORI
37 granted patents·3 pending applications·402 citations·filing 1978–2013
98Inventor score
Top patents by PatentIndex Score
40 records- 0195US8182097B2Projection type image display apparatusHIRATA KOJI·Filed 2011·Granted May 22, 2012·10 cites·14 claims
- 0295US7914153B2Projection type image display apparatusHITACHI LTD·Filed 2010·Granted Mar 29, 2011·11 cites·4 claims
- 0393US8313199B2Projection display system including lens group and reflecting mirrorHIRATA KOJI·Filed 2007·Granted Nov 20, 2012·16 cites·18 claims
- 0493US8020999B2Projection type image display apparatusHITACHI LTD·Filed 2010·Granted Sep 20, 2011·10 cites·4 claims
- 0593US8002418B2Projection type image display apparatusHITACHI LTD·Filed 2010·Granted Aug 23, 2011·10 cites·13 claims
- 0693US8002417B2Projection-type image display apparatusHITACHI LTD·Filed 2010·Granted Aug 23, 2011·11 cites·13 claims
- 0793US7850313B2Projection type image display apparatusHITACHI LTD·Filed 2010·Granted Dec 14, 2010·8 cites·6 claims
- 0893US7535648B2Projection type image displayHITACHI LTD·Filed 2006·Granted May 19, 2009·20 cites·9 claims
- 0991US8408717B2Projection type image display apparatusHIRATA KOJI·Filed 2012·Granted Apr 2, 2013·8 cites·13 claims
- 1091US7766488B2Projection type image display apparatusHITACHI LTD·Filed 2007·Granted Aug 3, 2010·15 cites·17 claims
- 1190US7857462B2Projection optical unit, projection-type image displaying apparatus and projection-type image displaying systemHITACHI LTD·Filed 2010·Granted Dec 28, 2010·11 cites·4 claims
- 1288US5491525AIllumination unit for liquid crystal projection display apparatus and liquid crystal display apparatus having it usedHITACHI LTD·Filed 1993·Granted Feb 13, 1996·91 cites·5 claims
- 1387US7780296B2Projection optical unit, projection-type image displaying apparatus and projection-type image displaying systemHITACHI LTD·Filed 2008·Granted Aug 24, 2010·9 cites·12 claims
- 1486US7896507B2Projection type display apparatusHITACHI LTD·Filed 2008·Granted Mar 1, 2011·7 cites·20 claims
- 1586US7766487B2Projection-type image display apparatusHITACHI LTD·Filed 2007·Granted Aug 3, 2010·8 cites·14 claims
- 1686US7586687B2Projecting optical unit and projecting type image display apparatus therewithHITACHI LTD·Filed 2005·Granted Sep 8, 2009·12 cites·11 claims
- 1786US7467872B2Projection optical unit and projection type video display device using the unitHITACHI LTD·Filed 2005·Granted Dec 23, 2008·16 cites·9 claims
- 1881US8403504B2Projection type display apparatusHIRATA KOJI·Filed 2010·Granted Mar 26, 2013·3 cites·14 claims
- 1981US7901097B2Display apparatus and projection type lighting apparatus thereforHITACHI LTD·Filed 2008·Granted Mar 8, 2011·5 cites·21 claims
- 2081US7553031B2Projection image display apparatus and projection optical unit to be used thereinHITACHI LTD·Filed 2005·Granted Jun 30, 2009·6 cites·1 claims
- 2180US9022581B2Projection display system with two reflecting mirrorsHIRATA KOJI·Filed 2012·Granted May 5, 2015·4 cites·23 claims
- 2278US7670007B2Projection display, projection optical system and transmission lens or free curved lensHITACHI LTD·Filed 2006·Granted Mar 2, 2010·8 cites·17 claims
- 2378US4941719ALight scanning systemHITACHI LTD·Filed 1987·Granted Jul 17, 1990·39 cites·1 claims
- 2477US8573787B2Projection type display apparatusHIRATA KOJI·Filed 2013·Granted Nov 5, 2013·2 cites·14 claims
- 2572US8733953B2Display apparatus and projection type lighting apparatus thereforHIRATA KOJI·Filed 2011·Granted May 27, 2014·1 cites·16 claims
- 2671US7701639B2Projection type image display apparatusHITACHI LTD·Filed 2007·Granted Apr 20, 2010·5 cites·7 claims
- 2770US7589904B2Projection type image display deviceHITACHI LTD·Filed 2007·Granted Sep 15, 2009·3 cites·15 claims
- 2867US8113663B2Projection image display apparatus and projection optical unit to be used thereinHISADA TAKANORI·Filed 2009·Granted Feb 14, 2012·3 cites·13 claims
- 2966US4557567ALens system with plastic lenses compensating for temperature changesHITACHI LTD·Filed 1983·Granted Dec 10, 1985·20 cites·9 claims
- 3065US7961400B2Projecting optical unit and projecting type image display apparatus therewithHITACHI LTD·Filed 2009·Granted Jun 14, 2011·2 cites·7 claims
- 3161US7551352B2Image display apparatus, as well as, Fresnel lens sheet and screen to be used thereinHITACHI LTD·Filed 2005·Granted Jun 23, 2009·1 cites·12 claims
- 3257US4740676ARange finding automatic focusing system employing a rotatable transparent plate and a half-split light receiving elementHITACHI LTD·Filed 1986·Granted Apr 26, 1988·19 cites·3 claims
- 3351US8169708B2Projecting optical unit and projecting type image display apparatus therewithYOSHIKAWA HIROKI·Filed 2011·Granted May 1, 2012·0 cites·3 claims
- 3450US2005225268A1Cathode ray tube device and a television set using the sameHITACHI DISPLAYS LTD·Filed 2005·Application pending·0 cites
- 3546US7675679B2Image display device and Fresnel lens sheet used thereforHITACHI LTD·Filed 2006·Granted Mar 9, 2010·0 cites·13 claims
- 3645US2009148688A1Optical materialsSASAKI HIROSHI·Filed 2008·Application pending·0 cites
- 3745US2007002281A1Projection screen and image display apparatusHITACHI LTD·Filed 2006·Application pending·0 cites
- 3843US6917168B2Cathode ray tube device and a television set using the sameHITACHI DISPLAYS LTD·Filed 2003·Granted Jul 12, 2005·0 cites·9 claims
- 3940US4201933AElectron gun structure for a pickup tubeHITACHI LTD·Filed 1978·Granted May 6, 1980·3 cites·5 claims
- 4034US4782356AAutomatic focusing apparatusHITACHI LTD·Filed 1987·Granted Nov 1, 1988·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →