Inventor · disambiguated record
Mark O. Freeman
Also filed as: FREEMAN MARK · FREEMAN MARK O · FREEMAN MARK OLMSTED
47 granted patents·10 pending applications·2,042 citations·filing 1991–2015
99Inventor score
Top patents by PatentIndex Score
57 records- 0199US7959308B2Substrate-guided display with improved image qualityMICROVISION INC·Filed 2010·Granted Jun 14, 2011·121 cites·8 claims
- 0299US7834867B2Integrated photonics module and devices using integrated photonics modulesMICROVISION INC·Filed 2007·Granted Nov 16, 2010·96 cites·6 claims
- 0399US7777960B2Wide field of view head-up display systemMICROVISION INC·Filed 2009·Granted Aug 17, 2010·265 cites·8 claims
- 0499US7656585B1Embedded relay lens for head-up displays or the likeMICROVISION INC·Filed 2008·Granted Feb 2, 2010·300 cites·19 claims
- 0599US7589901B2Substrate-guided relays for use with scanned beam light sourcesMICROVISION INC·Filed 2007·Granted Sep 15, 2009·148 cites·31 claims
- 0698US7710655B2Display with image-guiding substrateMICROVISION INC·Filed 2006·Granted May 4, 2010·87 cites·12 claims
- 0798US5381253AChiral smectic liquid crystal optical modulators having variable retardationUNIV COLORADO BOARD OF·Filed 1991·Granted Jan 10, 1995·431 cites·74 claims
- 0897US7986315B2Integrated photonics module and devices using integrated photonics modulesMICROVISION INC·Filed 2010·Granted Jul 26, 2011·20 cites·11 claims
- 0996US8355013B2Integrated photonics module and devices using integrated photonics modulesMICROVISION INC·Filed 2011·Granted Jan 15, 2013·14 cites·11 claims
- 1096US7978189B2Integrated photonics module and devices using integrated photonics modulesMICROVISION INC·Filed 2010·Granted Jul 12, 2011·15 cites·25 claims
- 1195US7901084B2Image projector with display modesMICROVISION INC·Filed 2006·Granted Mar 8, 2011·56 cites·43 claims
- 1294US10083522B2Image based measurement systemSMART PICTURE TECH INC·Filed 2015·Granted Sep 25, 2018·65 cites·16 claims
- 1394US7905603B2Substrate-guided display having polarization selective input structureMICROVISION INC·Filed 2010·Granted Mar 15, 2011·15 cites·14 claims
- 1494US7839575B2Optical device for use with scanned beam light sourcesMICROVISION INC·Filed 2009·Granted Nov 23, 2010·33 cites·16 claims
- 1593US8152307B2Diffractive optical element having periodically repeating phase mask and system for reducing perceived speckleDUELLI MARKUS·Filed 2009·Granted Apr 10, 2012·22 cites·20 claims
- 1693US7956858B2Integrated photonics module and devices using integrated photonics modulesMICROVISION INC·Filed 2010·Granted Jun 7, 2011·8 cites·10 claims
- 1791US8446342B2Projection system with multi-phased scanning trajectoryCHAMPION MARK·Filed 2008·Granted May 21, 2013·11 cites·14 claims
- 1889US8111336B2Correcting scanned projector distortion by varying the scan amplitudeFREEMAN MARK O·Filed 2009·Granted Feb 7, 2012·13 cites·18 claims
- 1989US7736006B2Substrate-guided display with improved image qualityMICROVISION INC·Filed 2006·Granted Jun 15, 2010·14 cites·20 claims
- 2088US7715103B2Buried numerical aperture expander having transparent propertiesMICROVISION INC·Filed 2007·Granted May 11, 2010·23 cites·25 claims
- 2187US7580007B2Apparatus and method for bi-directionally sweeping an image beam in the vertical dimension and related apparati and methodsMICROVISION INC·Filed 2003·Granted Aug 25, 2009·44 cites·21 claims
- 2286US8308302B2Laser scanning imaging system with reduced speckleLESCURE ALBAN N·Filed 2010·Granted Nov 13, 2012·7 cites·4 claims
- 2384US8579443B2Scanned beam display having a redirected exit cone using a diffraction gratingHUDMAN JOSHUA M·Filed 2010·Granted Nov 12, 2013·8 cites·16 claims
- 2483US8274522B2Image generation with interpolation of pixels on a grid to pixels on a scan trajectoryBROWN MARGARET K·Filed 2010·Granted Sep 25, 2012·6 cites·23 claims
- 2582US7791807B2Avoiding interference artifacts in a head-up display or a reflected see-through type displayMICROVISION INC·Filed 2008·Granted Sep 7, 2010·19 cites·21 claims
- 2682US6369377B1Multiple-beam holographic optical pick-up headIND TECH RES INST·Filed 2000·Granted Apr 9, 2002·19 cites·20 claims
- 2779US8870381B2Mixed polarization imaging system for three-dimensional projection and corresponding methodsFREEMAN MARK O·Filed 2011·Granted Oct 28, 2014·5 cites·20 claims
- 2878US7167315B2Apparatus and method for combining multiple electromagnetic beams into a composite beamMICROVISION INC·Filed 2004·Granted Jan 23, 2007·15 cites·60 claims
- 2977US8223161B2Electronic alignment of primary color pixels in a scanned displayBROWN MARGARET K·Filed 2007·Granted Jul 17, 2012·5 cites·11 claims
- 3073US8576468B2Scanning projector with dynamic scan angleFREEMAN MARK O·Filed 2010·Granted Nov 5, 2013·3 cites·14 claims
- 3173US6188132B1Two-wavelength semiconductor laser diode package for use on the read/write head of an optical drive capable of reading different types of optical discsIND TECH RES INST·Filed 1998·Granted Feb 13, 2001·46 cites·6 claims
- 3272US8068115B2Image generation with interpolation and distortion correctionBROWN MARGARET K·Filed 2007·Granted Nov 29, 2011·3 cites·12 claims
- 3370US6211511B1Dual-wavelength optical pickup headIND TECH RES INST·Filed 1999·Granted Apr 3, 2001·23 cites·27 claims
- 3469US6351443B1Diffractive stack pickup head for optical disk drives and method to fabricate the pickup headIND TECH RES INST·Filed 1999·Granted Feb 26, 2002·17 cites·11 claims
- 3567US9002058B2Scanned image projection system with gesture control inputVISWANATHAN P SELVAN·Filed 2011·Granted Apr 7, 2015·3 cites·20 claims
- 3667US8049825B2Laser projection source with birefringent wedge for speckle reductionMICROVISION INC·Filed 2009·Granted Nov 1, 2011·4 cites·14 claims
- 3767US5652744ASingle surface diffractive element for optical pickup headsIND TECH RES INST·Filed 1996·Granted Jul 29, 1997·21 cites·6 claims
- 3865US7491919B2Circuit for detecting a clock error in a scanned-image system and related circuits, systems, and methodsMICROVISION INC·Filed 2005·Granted Feb 17, 2009·2 cites·13 claims
- 3964US8231224B2Apparent speckle reduction via beam offset diversity in pupil spacePOWELL KARLTON D·Filed 2009·Granted Jul 31, 2012·3 cites·3 claims
- 4063US7972008B2Projection system using high-frequency drive modulation to reduce perceived speckleMICROVISION INC·Filed 2008·Granted Jul 5, 2011·1 cites·20 claims
- 4163US5523993AHolographic optical element for optical disk pickup headOPTO ELECTRONICS & SYSTEMS LAB·Filed 1995·Granted Jun 4, 1996·19 cites·20 claims
- 4258US8287128B2Laser projection source with polarization diversity element for speckle reductionLESCURE ALBAN N·Filed 2009·Granted Oct 16, 2012·2 cites·5 claims
- 4354US2009213040A1Apparatus and Method for Interpolating the Intensities of Scanned Pixels from Source PixelsMICROVISION INC·Filed 2009·Application pending·0 cites
- 4452US2007091449A1Method and apparatus for making an electromagnetic beam combinerMICROVISION INC·Filed 2006·Application pending·0 cites
- 4550US6377520B2Robust and versatile focus/tracking method and system for optical pickup headsIND TECH RES INST·Filed 1998·Granted Apr 23, 2002·10 cites·40 claims
- 4649US2009190098A1Scanned Beam Display Engine with Polarizing Beam SplitterMICROVISION INC·Filed 2008·Application pending·0 cites
- 4747US2011063574A1Three-Dimensional Display Using an Invisible Wavelength Light SourceMICROVISION INC·Filed 2009·Application pending·0 cites
- 4846US8395714B2Scanned projection system using polymerized liquid crystal layer for speckle reductionLESCURE ALBAN N·Filed 2009·Granted Mar 12, 2013·0 cites·15 claims
- 4945US2016134860A1Multiple template improved 3d modeling of imaged objects using camera position and pose to obtain accuracyJOVANOVIC DEJAN·Filed 2014·Application pending·0 cites
- 5045US2010232005A1Speckle Reduction in Display Systems Using Transverse Phase Modulation in A Non-Image PlaneMICROVISION INC·Filed 2009·Application pending·0 cites
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →