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Erin A. McDowell

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  • Saint Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical film device
    • Patent number 12,276,821
    • Issue date Apr 15, 2025
    • 3M Innovative Properties Company
    • Robert M. Jennings
    • G02 - OPTICS
  • Information Patent Grant

    Display system
    • Patent number 12,233,612
    • Issue date Feb 25, 2025
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Optical system
    • Patent number 12,233,613
    • Issue date Feb 25, 2025
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Optical system
    • Patent number 12,216,262
    • Issue date Feb 4, 2025
    • 3M Innovative Properties Company
    • Michael L. Steiner
    • G02 - OPTICS
  • Information Patent Grant

    Compact polarized illuminators using reflective polarizers
    • Patent number 12,189,126
    • Issue date Jan 7, 2025
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Optical system
    • Patent number 12,181,649
    • Issue date Dec 31, 2024
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Optical system
    • Patent number 12,153,219
    • Issue date Nov 26, 2024
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Display system
    • Patent number 12,099,208
    • Issue date Sep 24, 2024
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Grant

    Optical film device
    • Patent number 11,988,858
    • Issue date May 21, 2024
    • 3M Innovative Properties Company
    • Robert M. Jennings
    • G02 - OPTICS
  • Information Patent Grant

    Display system and light guide
    • Patent number 11,927,768
    • Issue date Mar 12, 2024
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Grant

    Polymeric film having structured surface
    • Patent number 11,907,447
    • Issue date Feb 20, 2024
    • 3M Innovative Properties Company
    • Brett J. Sitter
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Optical system
    • Patent number 11,899,192
    • Issue date Feb 13, 2024
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Optical system
    • Patent number 11,787,137
    • Issue date Oct 17, 2023
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Optical retarder segments
    • Patent number 11,726,249
    • Issue date Aug 15, 2023
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Polarizing beam splitting system
    • Patent number 11,693,243
    • Issue date Jul 4, 2023
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Optical system
    • Patent number 11,630,290
    • Issue date Apr 18, 2023
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Compact polarized illuminators using reflective polarizers
    • Patent number 11,579,452
    • Issue date Feb 14, 2023
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Optical film device
    • Patent number 11,467,329
    • Issue date Oct 11, 2022
    • 3M Innovative Properties Company
    • Robert M. Jennings
    • G02 - OPTICS
  • Information Patent Grant

    Optical retarder segements
    • Patent number 11,435,514
    • Issue date Sep 6, 2022
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Optical system
    • Patent number 11,325,330
    • Issue date May 10, 2022
    • 3M Innovative Properties Company
    • Timothy L. Wong
    • G02 - OPTICS
  • Information Patent Grant

    Display system and light guide
    • Patent number 11,327,324
    • Issue date May 10, 2022
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Grant

    Optical lens and eyewear including same
    • Patent number 11,281,026
    • Issue date Mar 22, 2022
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Grant

    Optical system for displaying an object to a viewer
    • Patent number 11,156,814
    • Issue date Oct 26, 2021
    • 3M Innovative Properties Company
    • Michael L. Steiner
    • G02 - OPTICS
  • Information Patent Grant

    Multi-mode display
    • Patent number 11,067,850
    • Issue date Jul 20, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Polarizing beam splitter and illuminator including same
    • Patent number 11,061,233
    • Issue date Jul 13, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Grant

    Compact projection systems with a folded optical path
    • Patent number 10,955,666
    • Issue date Mar 23, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • F21 - LIGHTING
  • Information Patent Grant

    Polarizing beam splitter and illuminator including same
    • Patent number 10,895,747
    • Issue date Jan 19, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Beam expander with a curved reflective polarizer
    • Patent number 10,838,208
    • Issue date Nov 17, 2020
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Grant

    Optical system
    • Patent number 10,754,159
    • Issue date Aug 25, 2020
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Optical system and head-mounted display
    • Patent number 10,747,003
    • Issue date Aug 18, 2020
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20250189775
    • Publication date Jun 12, 2025
    • 3M Innovative Properties Company
    • Michael L. Steiner
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL STACK AND DISPLAY SYSTEM
    • Publication number 20250153450
    • Publication date May 15, 2025
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20250153449
    • Publication date May 15, 2025
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20250085524
    • Publication date Mar 13, 2025
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20250042111
    • Publication date Feb 6, 2025
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    DISPLAY SYSTEM
    • Publication number 20240419009
    • Publication date Dec 19, 2024
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    COMPACT POLARIZED ILLUMINATORS USING REFLECTIVE POLARIZERS
    • Publication number 20240419001
    • Publication date Dec 19, 2024
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    OPTICAL FILM DEVICE
    • Publication number 20240264350
    • Publication date Aug 8, 2024
    • 3M Innovative Properties Company
    • Robert M. Jennings
    • G02 - OPTICS
  • Information Patent Application

    SHAPED REFLECTIVE POLARIZER AND OPTICAL SYSTEM INCLUDING SAME
    • Publication number 20240262059
    • Publication date Aug 8, 2024
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20240142756
    • Publication date May 2, 2024
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20230415437
    • Publication date Dec 28, 2023
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    COMPACT POLARIZED ILLUMINATORS USING REFLECTIVE POLARIZERS
    • Publication number 20230152590
    • Publication date May 18, 2023
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20230148263
    • Publication date May 11, 2023
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL RETARDER SEGMENTS
    • Publication number 20230115202
    • Publication date Apr 13, 2023
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL FILM DEVICE
    • Publication number 20230003929
    • Publication date Jan 5, 2023
    • 3M Innovative Properties Company
    • Robert M. Jennings
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20220236568
    • Publication date Jul 28, 2022
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY SYSTEM AND LIGHT GUIDE
    • Publication number 20220229306
    • Publication date Jul 21, 2022
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    AN OPTICAL SYSTEM
    • Publication number 20220187603
    • Publication date Jun 16, 2022
    • 3M Innovative Properties Company
    • Yi hang LV
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BI-FOCAL EYEWEAR LENS AND EYEGLASSES INCLUDING SAME
    • Publication number 20220171217
    • Publication date Jun 2, 2022
    • 3M Innovative Properties Company
    • Zhisheng Yun
    • G02 - OPTICS
  • Information Patent Application

    POLYMERIC FILM HAVING STRUCTURED SURFACE
    • Publication number 20220035464
    • Publication date Feb 3, 2022
    • 3M Innovative Properties Company
    • Brett J. Sitter
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20220011557
    • Publication date Jan 13, 2022
    • 3M Innovative Properties Company
    • Michael L. Steiner
    • G02 - OPTICS
  • Information Patent Application

    MULTI-MODE DISPLAY
    • Publication number 20210302784
    • Publication date Sep 30, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20210286183
    • Publication date Sep 16, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    DISPLAY SYSTEM
    • Publication number 20210278677
    • Publication date Sep 9, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    DISPLAY SYSTEM
    • Publication number 20210278679
    • Publication date Sep 9, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    COMPACT PROJECTION SYSTEMS AND RELATED COMPONENTS
    • Publication number 20210165230
    • Publication date Jun 3, 2021
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • G02 - OPTICS
  • Information Patent Application

    POLYMER COMPOSITES AND METHODS OF MAKING
    • Publication number 20210122125
    • Publication date Apr 29, 2021
    • 3M Innovative Properties Company
    • Erin A. McDowell
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    OPTICAL FILM DEVICE
    • Publication number 20200379154
    • Publication date Dec 3, 2020
    • 3M Innovative Properties Company
    • Robert M. Jennings
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL SYSTEM
    • Publication number 20200379226
    • Publication date Dec 3, 2020
    • 3M Innovative Properties Company
    • Michael L. Steiner
    • G02 - OPTICS
  • Information Patent Application

    UNIFORM CHEMICAL VAPOR DEPOSITION COATING ON A 3-DIMENSIONAL ARRAY...
    • Publication number 20200333523
    • Publication date Oct 22, 2020
    • 3M Innovative Properties Company
    • Andrew J. Ouderkirk
    • H01 - BASIC ELECTRIC ELEMENTS