Inventor · disambiguated record
Kenichi Kasazumi
Also filed as: KASAZUMI KEN ICHI · KASAZUMI KENICHI
52 granted patents·9 pending applications·1,080 citations·filing 1991–2021
98Inventor score
Files withPANASONIC CORP19PANASONIC IP MAN CO LTD10MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9MIZUSHIMA TETSURO5SUGIYAMA KEIJI5
Top patents by PatentIndex Score
61 records- 0198US8246170B2Display apparatusYAMAMOTO KAKUYA·Filed 2008·Granted Aug 21, 2012·232 cites·11 claims
- 0297US8403490B2Beam scanning-type display device, method, program and integrated circuitSUGIYAMA KEIJI·Filed 2008·Granted Mar 26, 2013·142 cites·20 claims
- 0397US8398242B2Display apparatusYAMAMOTO KAKUYA·Filed 2012·Granted Mar 19, 2013·113 cites·12 claims
- 0496US9244278B2Computer generated hologram type display devicePANASONIC CORP·Filed 2013·Granted Jan 26, 2016·37 cites·17 claims
- 0595US9411210B2Image display devicePANASONIC IP MAN CO LTD·Filed 2014·Granted Aug 9, 2016·18 cites·11 claims
- 0695US7988305B2Projection type display device and light source devicePANASONIC CORP·Filed 2007·Granted Aug 2, 2011·28 cites·23 claims
- 0792US9513600B2Display device using computer generated hologramPANASONIC CORP·Filed 2013·Granted Dec 6, 2016·9 cites·1 claims
- 0892US8016428B22-dimensional image display device or illumination device for obtaining uniform illumination and suppressing speckle noisePANASONIC CORP·Filed 2006·Granted Sep 13, 2011·23 cites·10 claims
- 0992US7967452B2Projection type display apparatusPANASONIC CORP·Filed 2006·Granted Jun 28, 2011·18 cites·20 claims
- 1092US5625613ASuper-resolution scanning optical system by incoherently superimposing two beamsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Apr 29, 1997·79 cites·19 claims
- 1191US8698858B2Transmissive display apparatus, mobile object and control apparatusKUROZUKA AKIRA·Filed 2012·Granted Apr 15, 2014·17 cites·11 claims
- 1291US8192030B2Laser illuminating device and image display deviceMIZUSHIMA TETSURO·Filed 2008·Granted Jun 5, 2012·17 cites·16 claims
- 1391US7859610B2Planar lighting and LCD device with a laser light source emitting a linearly-polarized laser beam, optical member to parallelize the beam and a plate-shaped light guide for emitting part of the beamPANASONIC CORP·Filed 2006·Granted Dec 28, 2010·14 cites·29 claims
- 1491US7399084B2Laser image display apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jul 15, 2008·16 cites·26 claims
- 1590US7646518B2Two dimensional image forming devicePANASONIC CORP·Filed 2006·Granted Jan 12, 2010·23 cites·7 claims
- 1688US5225920ALiquid crystal modulator including a diffuser with plural phase shifting regionsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jul 6, 1993·72 cites·9 claims
- 1787US6549346B2Assembled lens, optical head and optical recordable player with themMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 15, 2003·22 cites·34 claims
- 1887US5496995ASuperresolution scanning optical deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Mar 5, 1996·34 cites·2 claims
- 1985US8801189B2Laser projectorMIZUSHIMA TETSURO·Filed 2011·Granted Aug 12, 2014·6 cites·12 claims
- 2081US8804247B2Transmissive display deviceSUGIYAMA KEIJI·Filed 2010·Granted Aug 12, 2014·8 cites·23 claims
- 2180US10182221B2Display device and display methodPANASONIC IP MAN CO LTD·Filed 2015·Granted Jan 15, 2019·3 cites·7 claims
- 2280US8547618B2Beam scanning display apparatusSUGIYAMA KEIJI·Filed 2010·Granted Oct 1, 2013·5 cites·17 claims
- 2380US7911919B2Information recording/reproducing device and hologram recording/reproducing methodPANASONIC CORP·Filed 2007·Granted Mar 22, 2011·6 cites·21 claims
- 2480US6501868B1Optical waveguide device, coherent light source, integrated unit, and optical pickupMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 31, 2002·21 cites·69 claims
- 2578US9285588B2See-through display device and vehicle having see-through display device mounted thereonSHIKII SHINICHI·Filed 2011·Granted Mar 15, 2016·6 cites·17 claims
- 2676US9135847B2Image display apparatusPANASONIC CORP·Filed 2012·Granted Sep 15, 2015·2 cites·8 claims
- 2776US6115345ASuper-resolution optical head apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Sep 5, 2000·46 cites·8 claims
- 2874US9134700B2Display deviceSUGIYAMA KEIJI·Filed 2012·Granted Sep 15, 2015·2 cites·10 claims
- 2974US8317333B2Method and device for converting an emission beam from a laser light source into 2-dimensional lightKASAZUMI KENICHI·Filed 2011·Granted Nov 27, 2012·3 cites·3 claims
- 3073US8189632B2Laser emission device and image display device using the sameMIZUSHIMA TETSURO·Filed 2007·Granted May 29, 2012·2 cites·28 claims
- 3171US10222625B2Display devicePANASONIC IP MAN CO LTD·Filed 2015·Granted Mar 5, 2019·2 cites·7 claims
- 3271US8681143B2Display apparatus, mobile object and control apparatusSUGIYAMA KEIJI·Filed 2012·Granted Mar 25, 2014·4 cites·18 claims
- 3369US7903310B2Hologram recording/reproducing apparatus, hologram multiplex recording method, and hologram recording medium utilizing reaction rate information and a recording interval time based on the reaction rate informationPANASONIC CORP·Filed 2007·Granted Mar 8, 2011·2 cites·27 claims
- 3468US10670780B2Fresnel lens, Fresnel lens unit, and head-up displayPANASONIC IP MAN CO LTD·Filed 2017·Granted Jun 2, 2020·1 cites·4 claims
- 3568US8064115B2Hologram recording/reproducing apparatusKASAZUMI KENICHI·Filed 2008·Granted Nov 22, 2011·2 cites·16 claims
- 3668US8029141B2Image display apparatus that controls luminance of a partial area of each pixel to be below threefold of an average luminance value of the entire pixelPANASONIC CORP·Filed 2007·Granted Oct 4, 2011·4 cites·11 claims
- 3767US8317338B2Image display apparatus and image display methodITOH TATSUO·Filed 2009·Granted Nov 27, 2012·4 cites·14 claims
- 3867US7738162B2Short wavelength light sourcePANASONIC CORP·Filed 2008·Granted Jun 15, 2010·2 cites·17 claims
- 3965US6185168B1Super-resolution optical head apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 6, 2001·26 cites·6 claims
- 4063US10313666B2Display device and display methodPANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 4, 2019·1 cites·9 claims
- 4158US11619811B2Image display system, moving body, image display method, and programPANASONIC IP MAN CO LTD·Filed 2021·Granted Apr 4, 2023·0 cites·20 claims
- 4256US7948579B2Planar lighting device and liquid crystal display device using the samePANASONIC CORP·Filed 2008·Granted May 24, 2011·1 cites·13 claims
- 4355US12158343B2Video control device, video control method, and recording mediumPANASONIC IP MAN CO LTD·Filed 2021·Granted Dec 3, 2024·0 cites·10 claims
- 4453US9460647B2Image display apparatusPANASONIC IP MAN CO LTD·Filed 2015·Granted Oct 4, 2016·0 cites·4 claims
- 4552US7852731B2Optical storage medium and optical information apparatusPANASONIC CORP·Filed 2006·Granted Dec 14, 2010·0 cites·12 claims
- 4651US8010975B2Disc cartridge and photon mode optical information recording/reproducing apparatusPANASONIC CORP·Filed 2006·Granted Aug 30, 2011·0 cites·10 claims
- 4750US9389421B2Display device and display systemPANASONIC CORP·Filed 2012·Granted Jul 12, 2016·0 cites·15 claims
- 4850US7859972B2Holographic optical information recording/reproducing device and holographic optical information recording/reproducing methodPANASONIC CORP·Filed 2006·Granted Dec 28, 2010·0 cites·27 claims
- 4950US2010165013A1Liquid crystal display deviceYAMAMOTO KAZUHISA·Filed 2007·Application pending·0 cites
- 5050US2010188721A1Two-dimensional encoder, holographic memory device and holographic memory mediumTAKAGI YUJI·Filed 2007·Application pending·0 cites
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →