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Tri D. Pham
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Woodbury, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Optical layer and optical system
Patent number
12,222,599
Issue date
Feb 11, 2025
3M Innovative Properties Company
Zhaohui Yang
G02 - OPTICS
Information
Patent Grant
Optical system including light control film and Fresnel lens
Patent number
12,201,005
Issue date
Jan 14, 2025
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Grant
Faceted microstructured surface
Patent number
12,164,120
Issue date
Dec 10, 2024
3M Innovative Properties Company
Kristopher J. Derks
G02 - OPTICS
Information
Patent Grant
Optical system including light control film and fresnel lens
Patent number
12,004,410
Issue date
Jun 4, 2024
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Grant
Magnetizable particles forming light controlling structures and met...
Patent number
11,998,947
Issue date
Jun 4, 2024
3M Innovative Properties Company
Mark B. O'Neill
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Display system with finger sensing
Patent number
11,960,683
Issue date
Apr 16, 2024
3M Innovative Properties Company
Bharat R. Acharya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical film with light control edge
Patent number
11,906,759
Issue date
Feb 20, 2024
3M Innovative Properties Company
Daniel J. Theis
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Optical construction and display system
Patent number
11,885,999
Issue date
Jan 30, 2024
3M Innovation Properties Company
Bharat R. Acharya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Unitary optical film assembly
Patent number
11,294,106
Issue date
Apr 5, 2022
3M Innovative Properties Company
Tri D. Pham
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Light redirecting film and display system incorporating same
Patent number
11,226,433
Issue date
Jan 18, 2022
3M Innovative Properties Company
Robert A. Yapel
G02 - OPTICS
Information
Patent Grant
Microstructured diffuser comprising first microstructured layer and...
Patent number
10,928,563
Issue date
Feb 23, 2021
3M Innovative Properties Company
Nathaniel K. Naismith
G02 - OPTICS
Information
Patent Grant
Optical diffusing film laminate and method of making
Patent number
10,705,266
Issue date
Jul 7, 2020
3M Innovative Properties Company
Qingbing Wang
G02 - OPTICS
Information
Patent Grant
Graded diffuser
Patent number
10,698,138
Issue date
Jun 30, 2020
3M Innovative Properties Company
Gary T. Boyd
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Optical diffusing films and methods of making same
Patent number
10,605,965
Issue date
Mar 31, 2020
3M Innovative Properties Company
Tri D. Pham
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Brightness enhancement film with substantially non-imaging embedded...
Patent number
10,571,711
Issue date
Feb 25, 2020
3M Innovative Properties Company
Gary T. Boyd
G02 - OPTICS
Information
Patent Grant
Brightness enhancing film with embedded diffuser
Patent number
10,557,973
Issue date
Feb 11, 2020
3M Innovative Properties Company
Gary T. Boyd
G02 - OPTICS
Information
Patent Grant
Optical diffusing films and methods of making same
Patent number
10,295,710
Issue date
May 21, 2019
3M Innovative Properties Company
Tri D. Pham
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Light redirecting film and display system incorporating same
Patent number
10,156,661
Issue date
Dec 18, 2018
3M Innovative Properties Company
Robert A. Yapel
G02 - OPTICS
Information
Patent Grant
Optical film and display system incorporating same
Patent number
9,625,640
Issue date
Apr 18, 2017
3M Innovative Properties Company
Joseph T. Aronson
G02 - OPTICS
Information
Patent Grant
Optical stack with asymmetric diffuser
Patent number
9,618,791
Issue date
Apr 11, 2017
3M Innovative Properties Company
Adam D. Haag
G02 - OPTICS
Information
Patent Grant
Antireflective films comprising microstructured surface
Patent number
9,383,482
Issue date
Jul 5, 2016
3M Innovative Properties Company
Christopher B. Walker
G02 - OPTICS
Information
Patent Grant
Light redirecting film and display system incorporating same
Patent number
9,229,239
Issue date
Jan 5, 2016
3M Innovative Properties Company
Joseph T. Aronson
B32 - LAYERED PRODUCTS
Information
Patent Grant
Light directing film
Patent number
9,116,285
Issue date
Aug 25, 2015
3M Innovative Properties Company
William F. Edmonds
F21 - LIGHTING
Information
Patent Grant
Light directing film
Patent number
8,947,799
Issue date
Feb 3, 2015
3M Innovative Properties Company
William F. Edmonds
G02 - OPTICS
Information
Patent Grant
Light redirecting film and display system incorporating same
Patent number
8,888,333
Issue date
Nov 18, 2014
3M Innovative Properties Company
Robert A. Yapel
G02 - OPTICS
Information
Patent Grant
Light guides
Patent number
8,827,532
Issue date
Sep 9, 2014
3M Innovative Properties Company
Qingbing Wang
G02 - OPTICS
Information
Patent Grant
Light redirecting film and display system incorporating same
Patent number
8,657,472
Issue date
Feb 25, 2014
3M Innovative Properties Company
Joseph T. Aronson
B32 - LAYERED PRODUCTS
Information
Patent Grant
Light control film with off-axis visible indicia
Patent number
8,096,667
Issue date
Jan 17, 2012
3M Innovative Properties Company
Gary T. Boyd
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL CONSTRUCTION INCLUDING LENS FILM AND MASK LAYER
Publication number
20250035823
Publication date
Jan 30, 2025
3M Innovative Properties Company
Kundapur Raveesh Shenoy
G02 - OPTICS
Information
Patent Application
Light Control Film and Method of Fabricating Same
Publication number
20240329415
Publication date
Oct 3, 2024
3M Innovative Properties Company
Li Yu
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM INCLUDING LIGHT CONTROL FILM AND FRESNEL LENS
Publication number
20240276851
Publication date
Aug 15, 2024
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Application
DISPLAY SYSTEM WITH FINGER SENSING
Publication number
20240256088
Publication date
Aug 1, 2024
3M Innovative Properties Company
Bharat R. Acharya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Optical System Including Light Control Film and Fresnel Lens
Publication number
20240210600
Publication date
Jun 27, 2024
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Application
OPTICAL CONSTRUCTION
Publication number
20240168204
Publication date
May 23, 2024
3M Innovative Properties Company
Bert T. Chien
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL FILM AND METHOD OF MAKING
Publication number
20240151880
Publication date
May 9, 2024
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Application
OPTICAL FILM
Publication number
20240142673
Publication date
May 2, 2024
3M INNOVATIVE PROPERTIES COMPANY
Tao Liu
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM INCLUDING LIGHT CONTROL FILM AND FRESNEL LENS
Publication number
20240122043
Publication date
Apr 11, 2024
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Application
OPTICAL CONSTRUCTION INCLUDING LENS FILM AND MASK
Publication number
20240094444
Publication date
Mar 21, 2024
3M Innovative Properties Company
Neeraj Sharma
G02 - OPTICS
Information
Patent Application
OPTICAL CONSTRUCTION INCLUDING LENS FILM AND MASK
Publication number
20240096127
Publication date
Mar 21, 2024
3M Innovative Properties Company
Neeraj Sharma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL SYSTEM AND METHODS INCLUDING MICROLENSES AND LIGHT-BLOCKING...
Publication number
20240094443
Publication date
Mar 21, 2024
3M Innovative Properties Company
Zhaohui Yang
G02 - OPTICS
Information
Patent Application
OPTICAL CONSTRUCTION INCLUDING LENS FILM AND MASK
Publication number
20240027262
Publication date
Jan 25, 2024
3M Innovative Properties Company
Neeraj Sharma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Undulating Metal Layer and Optical Construction Including Same
Publication number
20230400606
Publication date
Dec 14, 2023
3M Innovative Properties Company
Adam T. Ringberg
G02 - OPTICS
Information
Patent Application
Optical Construction and Display System
Publication number
20230341615
Publication date
Oct 26, 2023
3M Innovative Properties Company
Bharat R. Acharya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Optical Construction and Optical System Including Light Absorbing O...
Publication number
20230333289
Publication date
Oct 19, 2023
3M Innovative Properties Company
Stephen P. Maki
G02 - OPTICS
Information
Patent Application
Optical Construction
Publication number
20230280512
Publication date
Sep 7, 2023
3M Innovative Properties Company
Joseph P. Attard
G02 - OPTICS
Information
Patent Application
Optical Films and Stacks Including Optically Diffusive Layer
Publication number
20230228919
Publication date
Jul 20, 2023
3M Innovative Properties Company
Matthew E. Sousa
G02 - OPTICS
Information
Patent Application
OPTICALLY DIFFUSIVE FILM WITH ELONGATED STRUCTURES
Publication number
20230228918
Publication date
Jul 20, 2023
3M Innovative Properties Company
Tri D. Pham
G02 - OPTICS
Information
Patent Application
DISPLAY SYSTEM WITH FINGER SENSING
Publication number
20230214062
Publication date
Jul 6, 2023
3M Innovative Properties Company
Bharat R. Acharya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL LAYER AND OPTICAL SYSTEM
Publication number
20220397791
Publication date
Dec 15, 2022
3M Innovative Properties Company
Zhaohui Yang
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM INCLUDING MICROLENSES AND LIGHT-BLOCKING STRUCTURES
Publication number
20220260760
Publication date
Aug 18, 2022
3M Innovative Properties Company
Zhaohui Yang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Curved Display With Light Control Film
Publication number
20220163704
Publication date
May 26, 2022
3M Innovative Properties Company
Tao Liu
G02 - OPTICS
Information
Patent Application
LIGHT CONTROL FILM AND METHOD OF MANUFACTURE THEREOF
Publication number
20210294003
Publication date
Sep 23, 2021
3M Innovative Properties Company
Mark A. Roehrig
G02 - OPTICS
Information
Patent Application
MAGNETIZABLE PARTICLES FORMING LIGHT CONTROLLING STRUCTURES AND MET...
Publication number
20210294002
Publication date
Sep 23, 2021
Mark B. O'Neill
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
OPTICAL ELEMENT INCLULDING MICROLENS ARRAY
Publication number
20210271003
Publication date
Sep 2, 2021
3M Innovative Properties Company
Zhaohui Yang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
UNITARY OPTICAL FILM ASSEMBLY
Publication number
20210191003
Publication date
Jun 24, 2021
3M Innovative Properties Company
TRI D. PHAM
G02 - OPTICS
Information
Patent Application
OPTICAL FILM WITH LIGHT CONTROL EDGE
Publication number
20210116611
Publication date
Apr 22, 2021
3M Innovative Properties Company
Daniel J. Theis
G02 - OPTICS
Information
Patent Application
LIGHT CONTROL SHEET
Publication number
20200386920
Publication date
Dec 10, 2020
3M INNOVATIVE PROPERTIES COMPANY
Tri P. Pham
G02 - OPTICS
Information
Patent Application
OPTICAL FILM ASSEMBLIES
Publication number
20200341336
Publication date
Oct 29, 2020
3M Innovative Properties Company
Tri D. Pham
G02 - OPTICS