Inventor · disambiguated record
Tomohiro Sasagawa
Also filed as: SASAGAWA TOMOHIRO
42 granted patents·10 pending applications·1,415 citations·filing 1991–2016
98Inventor score
Top patents by PatentIndex Score
52 records- 0197US6566683B1Laser heat treatment method, laser heat treatment apparatus, and semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 20, 2003·120 cites·12 claims
- 0297US6454452B1Backlight for liquid crystal display deviceMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Sep 24, 2002·236 cites·15 claims
- 0396US6437284B1Optical system and apparatus for laser heat treatment and method for producing semiconductor devices by using the sameMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Aug 20, 2002·174 cites·17 claims
- 0495US7139053B2Double-sided liquid crystal display deviceMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Nov 21, 2006·28 cites·2 claims
- 0594US7576805B2Display device with light guide plate having antireflection portions on light incident surfacesMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Aug 18, 2009·19 cites·20 claims
- 0694US6917396B2Light diffusion film, plane light source device and liquid crystal display apparatus for enhancing a constant luminance and diffusing a lightDAICEL CHEM·Filed 2002·Granted Jul 12, 2005·81 cites·24 claims
- 0792US7210836B2Display unit and electronic apparatus with display unitMITSUBISHI ELECTRIC CORP·Filed 2003·Granted May 1, 2007·60 cites·7 claims
- 0892US6008914ALaser transfer machining apparatusMITSUBISHI ELECTRIC CORP·Filed 1997·Granted Dec 28, 1999·129 cites·37 claims
- 0991US6147725ALiquid crystal panel module with polarization transformation for increased brightnessMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Nov 14, 2000·107 cites·7 claims
- 1090US6573161B1Thin film semiconductor device fabrication processSEIKO EPSON CORP·Filed 2000·Granted Jun 3, 2003·50 cites·36 claims
- 1188US6636283B2Front light, reflective liquid crystal display device and personal digital assistantMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Oct 21, 2003·49 cites·22 claims
- 1288US6110291AThin film forming apparatus using laserMITSUBISHI ELECTRIC CORP·Filed 1996·Granted Aug 29, 2000·67 cites·3 claims
- 1387US8469525B2Projection-type display apparatusKOJIMA KUNIKO·Filed 2009·Granted Jun 25, 2013·20 cites·18 claims
- 1486US6724546B2Light converging optical system for converging light onto a reflecting optical-spatial modulator element and image displaying apparatus for displaying an image formed by light reflected by the reflecting optical-spatial modulator elementMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Apr 20, 2004·38 cites·19 claims
- 1585US7002649B2Double-side liquid crystal display device and information applianceMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Feb 21, 2006·25 cites·11 claims
- 1683US7057638B1Stereoscopic image display apparatusMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Jun 6, 2006·23 cites·3 claims
- 1782US8403494B2Projection-type display apparatus with a projection optical system configured to reduce speckleKOJIMA KUNIKO·Filed 2009·Granted Mar 26, 2013·8 cites·16 claims
- 1880US7178922B2Lamp, condensing optical system, and image display deviceMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Feb 20, 2007·10 cites·8 claims
- 1978US7677738B2Image projectorMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Mar 16, 2010·9 cites·12 claims
- 2076US8337024B2Projection optical system and image display apparatusKUWATA MUNEHARU·Filed 2010·Granted Dec 25, 2012·3 cites·17 claims
- 2176US6997565B2Lamp, polarization converting optical system, condensing optical system and image display deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Feb 14, 2006·12 cites·7 claims
- 2274US7672550B2Illumination light source and image display apparatusMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Mar 2, 2010·8 cites·12 claims
- 2374US6219116B1Liquid crystal panel device having a light guide plate with L shaped ribsMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Apr 17, 2001·55 cites·6 claims
- 2473US7397521B2Two sided liquid crystal display device having independently driven reflective and transmitting members for displaying both sides with different images at the same timeMITSUBISHI ELECTRIC CORP·Filed 2004·Granted Jul 8, 2008·14 cites·9 claims
- 2572US7816637B2Image display projector having a drive unit for moving either a Fresnel lens or a diffusion memberMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 19, 2010·4 cites·16 claims
- 2670US7830609B2Laser light beam coupling apparatusMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Nov 9, 2010·5 cites·14 claims
- 2768US9557621B2Liquid crystal display deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jan 31, 2017·1 cites·7 claims
- 2867US5305338ASwitch device for laserMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Apr 19, 1994·24 cites·30 claims
- 2966US6753548B2Laser heat treatment method, laser heat treatment apparatus, and semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Jun 22, 2004·8 cites·3 claims
- 3065US9753213B2Planar light source device and liquid crystal display apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Sep 5, 2017·2 cites·16 claims
- 3165US8879143B2Optical element, screen, and display deviceOKAGAKI SATORU·Filed 2010·Granted Nov 4, 2014·2 cites·13 claims
- 3264US8783932B2Backlight device and liquid crystal display apparatusNISHITANI RENA·Filed 2011·Granted Jul 22, 2014·2 cites·6 claims
- 3364US8134526B2Light diffusion element, screen, and image projectorKUWATA MUNEHARU·Filed 2007·Granted Mar 13, 2012·2 cites·5 claims
- 3459US8264762B2Image displaying apparatus and display controlling deviceINOUE YOKO·Filed 2007·Granted Sep 11, 2012·2 cites·4 claims
- 3558US7652819B2Projection-type image display apparatusMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Jan 26, 2010·2 cites·19 claims
- 3655US2009213299A1Display deviceMITSUBISHI ELECTRIC CORP·Filed 2009·Application pending·0 cites
- 3754US7794093B2Projection display apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Sep 14, 2010·4 cites·7 claims
- 3854US7098953B2Imaging apparatus including a plurality of photoelectric transfer devicesMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Aug 29, 2006·3 cites·2 claims
- 3952US6738116B2Reflective liquid crystal display deviceMITSUBISHI ELECTRIC CORP·Filed 2001·Granted May 18, 2004·4 cites·16 claims
- 4052US2008246895A1Light diffusion element, screen, and image projectorMITSUBISHI ELECTRIC CORP·Filed 2007·Application pending·0 cites
- 4147US2007252956A1Projection type display apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Application pending·0 cites
- 4244US8139166B2Image projection apparatus and projection optical systemKUWATA MUNEHARU·Filed 2008·Granted Mar 20, 2012·0 cites·19 claims
- 4344US7609427B2Image display apparatus and image display methodMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Oct 27, 2009·0 cites·18 claims
- 4442US7936419B2Illumination light source and image display apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Granted May 3, 2011·0 cites·9 claims
- 4542US2006250514A1Imaging apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Application pending·0 cites
- 4642US2015160394A1Planar light source device and liquid crystal display deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Application pending·0 cites
- 4741US2004252512A1Lamp polarization converting optical system, and image display systemMITSUBISHI ELECTRIC CORP·Filed 2004·Application pending·0 cites
- 4840US2004070735A1Lamp, condensing optical system, and image display deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Application pending·0 cites
- 4940US2012235891A1Liquid crystal display deviceNISHITANI RENA·Filed 2010·Application pending·0 cites
- 5040US2010220300A1Projection display apparatusKONDO JUN·Filed 2010·Application pending·0 cites
Showing the top 50 of 52 patent records by PatentIndex Score.
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