Inventor · disambiguated record
Keiichi Maeno
Also filed as: MAENO KEIICHI
17 granted patents·3 pending applications·453 citations·filing 1990–2025
95Inventor score
Top patents by PatentIndex Score
20 records- 0189US5239322ADisplay apparatusVICTOR COMPANY OF JAPAN·Filed 1991·Granted Aug 24, 1993·97 cites·10 claims
- 0282US5130826AOptical system having photoconductive members and optical means for decomposing and composing the polarized lights for a color picture displayVICTOR COMPANY OF JAPAN·Filed 1991·Granted Jul 14, 1992·60 cites·2 claims
- 0377US5191408AColor imaging system with selectively openable optical shutterVICTOR COMPANY OF JAPAN·Filed 1991·Granted Mar 2, 1993·23 cites·42 claims
- 0476US2025298267A1Projection display deviceJVCKENWOOD CORP·Filed 2025·Application pending·0 cites
- 0575US5122895APolarization converter for converting randomly polarized light to linearly polarized lightVICTOR COMPANY OF JAPAN·Filed 1990·Granted Jun 16, 1992·41 cites·4 claims
- 0674US5357289AProjector lens system having three lens groups for image projectorVICTOR COMPANY OF JAPAN·Filed 1994·Granted Oct 18, 1994·41 cites·2 claims
- 0769US5164854APolarization converter for converting unpolarized light to linearly polarized lightVICTOR COMPANY OF JAPAN·Filed 1991·Granted Nov 17, 1992·33 cites·2 claims
- 0868US5502490ADisplay unit having a light-to-light conversion elementVICTOR COMPANY OF JAPAN·Filed 1995·Granted Mar 26, 1996·31 cites·11 claims
- 0966US7131729B2Projection display apparatusVICTOR COMPANY OF JAPAN·Filed 2004·Granted Nov 7, 2006·8 cites·3 claims
- 1065US5264951ASpatial light modulator systemVICTOR COMPANY OF JAPAN·Filed 1992·Granted Nov 23, 1993·29 cites·5 claims
- 1162US5463468ADisplay unit having a light-to-light conversion elementVICTOR COMPANY OF JAPAN·Filed 1994·Granted Oct 31, 1995·22 cites·7 claims
- 1262US5294992ADriving method for photoconductive-type SLMVICTOR COMPANY OF JAPAN·Filed 1992·Granted Mar 15, 1994·26 cites·5 claims
- 1358US11054733B2Light source deviceJVCKENWOOD CORP·Filed 2020·Granted Jul 6, 2021·0 cites·3 claims
- 1450US5565882AImage processing system for display, recording and reproducing imageVICTOR COMPANY OF JAPAN·Filed 1995·Granted Oct 15, 1996·15 cites·2 claims
- 1547US2007030457A1Projection display apparatusVICTOR COMPANY OF JAPAN·Filed 2006·Application pending·0 cites
- 1645US5250939ADrive apparatus for optical element arrayVICTOR COMPANY OF JAPAN·Filed 1991·Granted Oct 5, 1993·12 cites·2 claims
- 1743US5227902ASpatial light modulator with a photoconductor on each side of a light modulation layerVICTOR COMPANY OF JAPAN·Filed 1991·Granted Jul 13, 1993·10 cites·2 claims
- 1838US2004001250A1Data presentation apparatusFiled 2003·Application pending·0 cites
- 1934US5159456APhoto-to-photo transducer and method of operation using a photo-moldulation member affected by a change distribution in a photoconductive member and a voltage applied across electrodesVICTOR COMPANY OF JAPAN·Filed 1990·Granted Oct 27, 1992·5 cites·13 claims
- 2030US5381188ALight to light modulator with reading light of specified wavelengthVICTOR COMPANY OF JAPAN·Filed 1992·Granted Jan 10, 1995·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →