Guanglei DU

Person

Woodbury, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Optical camouflage filter
- Patent number 11,953,709
- Issue date Apr 9, 2024
- 3M Innovative Properties Company
- Guanglei Du
- G02 - OPTICS
Information Patent Grant
Optical filters complementary angular blocking regions
- Patent number 11,899,230
- Issue date Feb 13, 2024
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Display device and backlight unit therefor
- Patent number 11,880,057
- Issue date Jan 23, 2024
- Corning Incorporated
- Guanglei Du
- G02 - OPTICS
Information Patent Grant
Gradient permittivity film
- Patent number 11,811,139
- Issue date Nov 7, 2023
- 3M Innovative Properties Company
- Jaewon Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Technique for determining presence of a species in a sample
- Patent number 11,802,792
- Issue date Oct 31, 2023
- 3M Innovative Properties Company
- John A. Wheatley
- G01 - MEASURING TESTING
Information Patent Grant
Radar standing wave dampening components and systems
- Patent number 11,749,900
- Issue date Sep 5, 2023
- 3M Innovative Properties Company
- Dipankar Ghosh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Visibly transparent, infrared radiation retroreflective articles
- Patent number 11,726,243
- Issue date Aug 15, 2023
- 3M Innovative Properties Company
- David J. Lamb
- G02 - OPTICS
Information Patent Grant
Optical system with switchable diffuser
- Patent number 11,708,962
- Issue date Jul 25, 2023
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Angularly and spectrally selective detector and light source systems
- Patent number 11,686,891
- Issue date Jun 27, 2023
- 3M Innovative Properties Company
- John A. Wheatley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Spectrally selective retroreflective system
- Patent number 11,640,019
- Issue date May 2, 2023
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Optical films and systems including the same
- Patent number 11,619,771
- Issue date Apr 4, 2023
- 3M Innovative Properties Company
- Neeraj Sharma
- G02 - OPTICS
Information Patent Grant
Device optical window camouflage
- Patent number 11,525,949
- Issue date Dec 13, 2022
- 3M Innovative Properties Company
- Guanglei Du
- G02 - OPTICS
Information Patent Grant
Color compensating optical filters having low refractive index layer
- Patent number 11,448,808
- Issue date Sep 20, 2022
- 3M Innovative Properties Company
- Guanglei Du
- B32 - LAYERED PRODUCTS
Information Patent Grant
Optical filters complementary angular blocking regions
- Patent number 11,366,257
- Issue date Jun 21, 2022
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Optical camouflage filter
- Patent number 11,360,248
- Issue date Jun 14, 2022
- 3M Innovative Properties Company
- Neeraj Sharma
- G02 - OPTICS
Information Patent Grant
Retroreflecting article including retarder
- Patent number 11,300,716
- Issue date Apr 12, 2022
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Optical camouflage filters
- Patent number 11,269,121
- Issue date Mar 8, 2022
- 3M Innovative Properties Company
- Guanglei Du
- G02 - OPTICS
Information Patent Grant
Optical camouflage filter
- Patent number 11,204,456
- Issue date Dec 21, 2021
- 3M Innovative Properties Company
- Guanglei Du
- G02 - OPTICS
Information Patent Grant
Optical filters having spatially variant microreplicated layers
- Patent number 11,187,576
- Issue date Nov 30, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- G01 - MEASURING TESTING
Information Patent Grant
Spectrally selective light control film
- Patent number 11,163,099
- Issue date Nov 2, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Optical camouflage filters
- Patent number 11,054,556
- Issue date Jul 6, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Optical filter
- Patent number 11,016,229
- Issue date May 25, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Optical stack
- Patent number 11,009,637
- Issue date May 18, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- B32 - LAYERED PRODUCTS
Information Patent Grant
Optical device switchable diffuser
- Patent number 10,801,699
- Issue date Oct 13, 2020
- 3M Innovative Properties Company
- John A. Wheatley
- F21 - LIGHTING
Information Patent Grant
Photochromic articles containing a polyoxometalate and methods of m...
- Patent number 10,711,182
- Issue date Jul 14, 2020
- 3M Innovative Properties Company
- Adam D. Miller
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Lighting component including switchable diffuser
- Patent number 10,598,349
- Issue date Mar 24, 2020
- 3M Innovative Properties Company
- Guanglei Du
- F21 - LIGHTING
Information Patent Grant
Optical device including switchable diffuser
- Patent number 10,429,037
- Issue date Oct 1, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Variable viewing angle optical systems
- Patent number 10,008,164
- Issue date Jun 26, 2018
- 3M Innovative Properties Company
- Guanglei Du
- G02 - OPTICS
Information Patent Grant
Optical systems having variable viewing angles
- Patent number 9,921,345
- Issue date Mar 20, 2018
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Grant
Addressable switchable transparent display
- Patent number 9,575,352
- Issue date Feb 21, 2017
- 3M Innovative Properties Company
- Brian T. Weber
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SYSTEMS AND OPTICAL FILTERS
- Publication number 20240288614
- Publication date Aug 29, 2024
- 3M Innovative Properties Company
- Guanglei DU
- G02 - OPTICS
Information Patent Application
BACKLIGHTS INCLUDING PATTERNED REFLECTORS
- Publication number 20230161197
- Publication date May 25, 2023
- Corning Incorporated
- GUANGLEI DU
- G02 - OPTICS
Information Patent Application
DISPLAY DEVICES WITH TILED COMPONENTS
- Publication number 20230142417
- Publication date May 11, 2023
- Corning Incorporated
- Kirk Richard Allen
- G02 - OPTICS
Information Patent Application
DISPLAY DEVICE AND BACKLIGHT UNIT THEREFOR
- Publication number 20220308277
- Publication date Sep 29, 2022
- Corning Incorporated
- Guanglei Du
- G02 - OPTICS
Information Patent Application
OPTICAL FILTERS COMPLEMENTARY ANGULAR BLOCKING REGIONS
- Publication number 20220276421
- Publication date Sep 1, 2022
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
OPTICAL SYSTEM WITH SWITCHABLE DIFFUSER
- Publication number 20220214027
- Publication date Jul 7, 2022
- 3M Innovative Properties Company
- John A. Wheatley
- F21 - LIGHTING
Information Patent Application
OPTICAL CAMOUFLAGE FILTERS
- Publication number 20220146725
- Publication date May 12, 2022
- 3M Innovative Properties Company
- Guanglei DU
- G02 - OPTICS
Information Patent Application
OPTICAL CAMOUFLAGE FILTER
- Publication number 20220075107
- Publication date Mar 10, 2022
- 3M Innovative Properties Company
- Guanglei DU
- G02 - OPTICS
Information Patent Application
TECHNIQUE FOR DETERMINING PRESENCE OF A SPECIES IN A SAMPLE
- Publication number 20220057258
- Publication date Feb 24, 2022
- 3M Innovative Properties Company
- John A. WHEATLEY
- G01 - MEASURING TESTING
Information Patent Application
SPECTRALLY SELECTIVE LIGHT CONTROL FILM
- Publication number 20220050237
- Publication date Feb 17, 2022
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
OPTICAL CAMOUFLAGE FILTERS
- Publication number 20210263203
- Publication date Aug 26, 2021
- 3M Innovative Properties Company
- John A. WHEATLEY
- G02 - OPTICS
Information Patent Application
OPTICAL SYSTEM
- Publication number 20210231851
- Publication date Jul 29, 2021
- 3M Innovative Properties Company
- John A. Wheatley
- B32 - LAYERED PRODUCTS
Information Patent Application
OPTICAL CAMOUFLAGE FILTER
- Publication number 20210080632
- Publication date Mar 18, 2021
- 3M Innovative Properties Company
- Neeraj Sharma
- G02 - OPTICS
Information Patent Application
RADAR STANDING WAVE DAMPNENING COMPONENTS AND SYSTEMS
- Publication number 20210050673
- Publication date Feb 18, 2021
- 3M Innovative Properties Company
- Dipankar Ghosh
- G01 - MEASURING TESTING
Information Patent Application
GRADIENT PERMITTIVITY FILM
- Publication number 20210028538
- Publication date Jan 28, 2021
- 3M Innovative Properties Company
- Ronald D. JESME
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
GRADIENT PERMITTIVITY FILM
- Publication number 20210021050
- Publication date Jan 21, 2021
- 3M Innovative Properties Company
- Jaewon Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
VISIBLY TRANSPARENT, INFRARED RADIATION RETROREFLECTIVE ARTICLES
- Publication number 20200348458
- Publication date Nov 5, 2020
- 3M Innovative Properties Company
- David J. LAMB
- G01 - MEASURING TESTING
Information Patent Application
LIGHT DIRECTING ARTICLE WITH A CONFORMAL RETARDER
- Publication number 20200341180
- Publication date Oct 29, 2020
- 3M Innovative Properties Company
- Kui CHEN-HO
- G02 - OPTICS
Information Patent Application
OPTICAL FILMS AND SYSTEMS INCLUDING THE SAME
- Publication number 20200292737
- Publication date Sep 17, 2020
- 3M Innovative Properties Company
- Neeraj Sharma
- G02 - OPTICS
Information Patent Application
OPTICAL ARTICLES AND SYSTEMS INCLUDING THE SAME
- Publication number 20200264354
- Publication date Aug 20, 2020
- 3M Innovative Properties Company
- Neeraj Sharma
- G02 - OPTICS
Information Patent Application
RETROREFLECTING ARTICLE INCLUDING RETARDER
- Publication number 20200003935
- Publication date Jan 2, 2020
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
OPTICAL CAMOUFLAGE FILTERS
- Publication number 20190391307
- Publication date Dec 26, 2019
- 3M Innovative Properties Company
- John A. WHEATLEY
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE SWITCHABLE DIFFUSER
- Publication number 20190383469
- Publication date Dec 19, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
Optical Filters Complementary Angular Blocking Regions
- Publication number 20190377114
- Publication date Dec 12, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
SPECTRALLY SELECTIVE LIGHT CONTROL FILM
- Publication number 20190346600
- Publication date Nov 14, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
ANGULARLY AND SPECTRALLY SELECTIVE DETECTOR AND LIGHT SOURCE SYSTEMS
- Publication number 20190339431
- Publication date Nov 7, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
COLOR COMPENSATING OPTICAL FILTERS
- Publication number 20190339432
- Publication date Nov 7, 2019
- 3M Innovative Properties Company
- Guanglei DU
- G02 - OPTICS
Information Patent Application
OPTICAL STACK
- Publication number 20190331837
- Publication date Oct 31, 2019
- 3M Innovative Properties Company
- John A. Wheatley
- G02 - OPTICS
Information Patent Application
Device Optical Window Camouflage
- Publication number 20190293849
- Publication date Sep 26, 2019
- 3M Innovative Properties Company
- Guanglei Du
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FILTERS HAVING SPATIALLY VARIANT MICROREPLICATED LAYERS
- Publication number 20190293486
- Publication date Sep 26, 2019
- 3M Innovative Properties Company
- John A. WHEATLEY
- G01 - MEASURING TESTING

Guanglei DU

Person

Patents Grantslast 30 patents

Optical camouflage filter

Optical filters complementary angular blocking regions

Display device and backlight unit therefor

Gradient permittivity film

Technique for determining presence of a species in a sample

Radar standing wave dampening components and systems

Visibly transparent, infrared radiation retroreflective articles

Optical system with switchable diffuser

Angularly and spectrally selective detector and light source systems

Spectrally selective retroreflective system

Optical films and systems including the same

Device optical window camouflage

Color compensating optical filters having low refractive index layer

Optical filters complementary angular blocking regions

Optical camouflage filter

Retroreflecting article including retarder

Optical camouflage filters

Optical camouflage filter

Optical filters having spatially variant microreplicated layers

Spectrally selective light control film

Optical camouflage filters

Optical filter

Optical stack

Optical device switchable diffuser

Photochromic articles containing a polyoxometalate and methods of m...

Lighting component including switchable diffuser

Optical device including switchable diffuser

Variable viewing angle optical systems

Optical systems having variable viewing angles

Addressable switchable transparent display

Patents Applicationslast 30 patents

OPTICAL SYSTEMS AND OPTICAL FILTERS

BACKLIGHTS INCLUDING PATTERNED REFLECTORS

DISPLAY DEVICES WITH TILED COMPONENTS

DISPLAY DEVICE AND BACKLIGHT UNIT THEREFOR

OPTICAL FILTERS COMPLEMENTARY ANGULAR BLOCKING REGIONS

OPTICAL SYSTEM WITH SWITCHABLE DIFFUSER

OPTICAL CAMOUFLAGE FILTERS

OPTICAL CAMOUFLAGE FILTER

TECHNIQUE FOR DETERMINING PRESENCE OF A SPECIES IN A SAMPLE

SPECTRALLY SELECTIVE LIGHT CONTROL FILM

OPTICAL CAMOUFLAGE FILTERS

OPTICAL SYSTEM

OPTICAL CAMOUFLAGE FILTER

RADAR STANDING WAVE DAMPNENING COMPONENTS AND SYSTEMS

GRADIENT PERMITTIVITY FILM

GRADIENT PERMITTIVITY FILM

VISIBLY TRANSPARENT, INFRARED RADIATION RETROREFLECTIVE ARTICLES

LIGHT DIRECTING ARTICLE WITH A CONFORMAL RETARDER

OPTICAL FILMS AND SYSTEMS INCLUDING THE SAME

OPTICAL ARTICLES AND SYSTEMS INCLUDING THE SAME

RETROREFLECTING ARTICLE INCLUDING RETARDER

OPTICAL CAMOUFLAGE FILTERS

OPTICAL DEVICE SWITCHABLE DIFFUSER

Optical Filters Complementary Angular Blocking Regions

SPECTRALLY SELECTIVE LIGHT CONTROL FILM

ANGULARLY AND SPECTRALLY SELECTIVE DETECTOR AND LIGHT SOURCE SYSTEMS

COLOR COMPENSATING OPTICAL FILTERS

OPTICAL STACK

Device Optical Window Camouflage

OPTICAL FILTERS HAVING SPATIALLY VARIANT MICROREPLICATED LAYERS