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Philip J. Bos
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Hudson, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Double-layer electrode for electro-optic liquid crystal lens
Patent number
12,072,603
Issue date
Aug 27, 2024
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Grant
Double-layer electrode for electro-optic liquid crystal lens
Patent number
11,513,416
Issue date
Nov 29, 2022
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Grant
Double-layer electrode for electro-optic liquid crystal lens
Patent number
10,955,707
Issue date
Mar 23, 2021
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Grant
Large angle image steering device
Patent number
10,928,701
Issue date
Feb 23, 2021
Kent State University
Hsien-Hui Cheng
G02 - OPTICS
Information
Patent Grant
Compact non-mechanical zoom lens having focal lengths dependent upo...
Patent number
10,634,881
Issue date
Apr 28, 2020
Kent State University
Kun Gao
G02 - OPTICS
Information
Patent Grant
Stereoscopic display with reduced accommodation fatique
Patent number
10,545,344
Issue date
Jan 28, 2020
Kent State University
Philip Bos
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Methods and apparatus for liquid crystal photoalignment
Patent number
10,459,293
Issue date
Oct 29, 2019
Massachusetts Institute of Technology
Valerie A. Finnemeyer
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Double-layer electrode for electro-optic liquid crystal lens
Patent number
10,345,656
Issue date
Jul 9, 2019
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Grant
Double-layer electrode for electro-optic liquid crystal lens
Patent number
9,625,767
Issue date
Apr 18, 2017
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Grant
Double-layer electrode for electro-optic liquid crystal lens
Patent number
9,470,937
Issue date
Oct 18, 2016
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Grant
Tunable electro-optic liquid crystal lenses having resistive bridge...
Patent number
9,323,113
Issue date
Apr 26, 2016
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Grant
Tunable electrode-optic liquid crystal lenses having resistive brid...
Patent number
9,280,020
Issue date
Mar 8, 2016
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Grant
Fast response optical devices by double liquid crystal cells structure
Patent number
9,261,745
Issue date
Feb 16, 2016
Kent State University
Hsienhui Cheng
G02 - OPTICS
Information
Patent Grant
Photo-patterned pre-tilt liquid crystal cells, lenses and methods
Patent number
8,654,281
Issue date
Feb 18, 2014
California State University, Sacramento
Philip Bos
G02 - OPTICS
Information
Patent Grant
Tunable liquid crystal devices, devices using same, and methods of...
Patent number
8,531,646
Issue date
Sep 10, 2013
Kent State University
Lei Shi
G02 - OPTICS
Information
Patent Grant
Liquid crystal device and methods thereof
Patent number
8,300,189
Issue date
Oct 30, 2012
Kent State University
Ke Zhang
G02 - OPTICS
Information
Patent Grant
Polarization independent liquid crystal-based etalon and devices us...
Patent number
8,237,910
Issue date
Aug 7, 2012
Kent State University
Enkh-Amgalan Dorjgotov
G02 - OPTICS
Information
Patent Grant
Materials for promoting alignment of liquid crystals on SiOx and ot...
Patent number
7,733,452
Issue date
Jun 8, 2010
Kent State University
Cheng Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Birefringent filter-based color generation scheme for a passive mat...
Patent number
7,289,189
Issue date
Oct 30, 2007
Kent State University
Salman Saeed
G02 - OPTICS
Information
Patent Grant
Liquid crystal on silicon diffractive light valve
Patent number
6,924,870
Issue date
Aug 2, 2005
Kent State University
Bin Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bistable liquid crystal display device using polymer stabilization
Patent number
6,583,838
Issue date
Jun 24, 2003
Kent State University
Charles D. Hoke
G02 - OPTICS
Information
Patent Grant
Bistable reflective cholesteric liquid crystal displays utilizing s...
Patent number
6,278,429
Issue date
Aug 21, 2001
Kent State University
Jonathan C. Ruth
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Four domain pixel for liquid crystalline light modulating device
Patent number
6,141,074
Issue date
Oct 31, 2000
Kent State University
Philip J. Bos
G02 - OPTICS
Information
Patent Grant
Bistable liquid crystal display device using polymer stabilization
Patent number
6,133,975
Issue date
Oct 17, 2000
Kent State University
Jianlin Li
G02 - OPTICS
Information
Patent Grant
Polymer stabilized four domain twisted nematic liquid crystal display
Patent number
5,831,700
Issue date
Nov 3, 1998
Kent State University
Jianlin Li
G02 - OPTICS
Information
Patent Grant
Reflective optically active diffractive device
Patent number
5,825,448
Issue date
Oct 20, 1998
Kent State University
Philip J. Bos
G02 - OPTICS
Information
Patent Grant
Method for forming uniformly-spaced plastic substrate liquid crysta...
Patent number
5,766,694
Issue date
Jun 16, 1998
John L. West
G02 - OPTICS
Information
Patent Grant
Dynamic drive method and apparatus for a bistable liquid crystal di...
Patent number
5,748,277
Issue date
May 5, 1998
Kent State University
Xiao-Yang Huang
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Optically active diffractive device
Patent number
5,638,201
Issue date
Jun 10, 1997
Philip J. Bos
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
FULL COLOR OPTICAL COMBINER FOR VIRTUAL REALITY OR AUGMENTED REALIT...
Publication number
20240176141
Publication date
May 30, 2024
Kent State University
Fenglin Xi
G02 - OPTICS
Information
Patent Application
POLARIZATION STATE COMPENSATOR
Publication number
20240019635
Publication date
Jan 18, 2024
Kent State University
Xiayu FENG
G02 - OPTICS
Information
Patent Application
DISPLAY FOR AUGMENTED REALITY AND VIRTUAL REALITY SYSTEMS
Publication number
20240004107
Publication date
Jan 4, 2024
Kent State University
Afsoon Jamali
G02 - OPTICS
Information
Patent Application
SYSTEM AND METHOD FOR DYNAMIC CORRECTION OF ASTIGMATISM
Publication number
20230288731
Publication date
Sep 14, 2023
Kent State University
Amit Kumar Bhowmick
G02 - OPTICS
Information
Patent Application
DOUBLE-LAYER ELECTRODE FOR ELECTRO-OPTIC LIQUID CRYSTAL LENS
Publication number
20230089097
Publication date
Mar 23, 2023
e-Vision Smart Optics, Inc.
Liwei LI
G02 - OPTICS
Information
Patent Application
OPTICAL PHASE CONTROL ELEMENTS BASED ON PANCHARATNAM PHASE
Publication number
20220373855
Publication date
Nov 24, 2022
Kent State University
Comrun Yousefzadeh
G02 - OPTICS
Information
Patent Application
DOUBLE-LAYER ELECTRODE FOR ELECTRO-OPTIC LIQUID CRYSTAL LENS
Publication number
20210349358
Publication date
Nov 11, 2021
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Application
OPTICAL PHASE CONTROL ELEMENTS BASED ON PANCHARATNAM PHASE
Publication number
20210011353
Publication date
Jan 14, 2021
Kent State University
Comrun Yousefzadeh
G02 - OPTICS
Information
Patent Application
PHOTOSTABLE ALIGNMENT LAYER VIA BLEACHING
Publication number
20200174323
Publication date
Jun 4, 2020
Kent State University
Colin McGinty
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
DOUBLE-LAYER ELECTRODE FOR ELECTRO-OPTIC LIQUID CRYSTAL LENS
Publication number
20190302545
Publication date
Oct 3, 2019
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Application
LARGE ANGLE IMAGE STEERING DEVICE
Publication number
20190056636
Publication date
Feb 21, 2019
Kent State University
Hsien-Hui Cheng
G02 - OPTICS
Information
Patent Application
Methods and Apparatus for Liquid Crystal Photoalignment
Publication number
20180364526
Publication date
Dec 20, 2018
Massachusetts Institute of Technology
Valerie A. Finnemeyer
G02 - OPTICS
Information
Patent Application
COMPACT NON-MECHANICAL ZOOM LENS
Publication number
20180129018
Publication date
May 10, 2018
Kent State University
Hsien-Hui Cheng
G02 - OPTICS
Information
Patent Application
STEREOSCOPIC DISPLAY WITH REDUCED ACCOMMODATION FATIQUE
Publication number
20170336638
Publication date
Nov 23, 2017
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Application
DOUBLE-LAYER ELECTRODE FOR ELECTRO-OPTIC LIQUID CRYSTAL LENS
Publication number
20170242317
Publication date
Aug 24, 2017
e-Vision Smart Optics, Inc.
LIWEI LI
G02 - OPTICS
Information
Patent Application
TUNABLE ELECTRO-OPTIC LIQUID CRYSTAL LENSES AND METHODS FOR FORMING...
Publication number
20160202573
Publication date
Jul 14, 2016
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Application
Double-Layer Electrode for Electro-Optic Liquid Crystal Lens
Publication number
20160161807
Publication date
Jun 9, 2016
e-Vision Smart Optics, Inc.
Liwei Li
G02 - OPTICS
Information
Patent Application
METHODS AND APPARATUS FOR LIQUID CRYSTAL PHOTOALIGNMENT
Publication number
20160109760
Publication date
Apr 21, 2016
Valerie A. Finnemeyer
G02 - OPTICS
Information
Patent Application
DOUBLE-LAYER ELECTRODE FOR ELECTRO-OPTIC LIQUID CRYSTAL LENS
Publication number
20150316820
Publication date
Nov 5, 2015
e-Vision Smart Optics, Inc.
DWIGHT DUSTON
G02 - OPTICS
Information
Patent Application
FAST RESPONSE OPTICAL DEVICES BY DOUBLE LIQUID CRYSTAL CELLS STRUCTURE
Publication number
20140333875
Publication date
Nov 13, 2014
Hsienhui CHENG
G02 - OPTICS
Information
Patent Application
TUNABLE ELECTRO-OPTIC LIQUID CRYSTAL LENSES AND METHODS FOR FORMING...
Publication number
20140132904
Publication date
May 15, 2014
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Application
Photo-patterned pre-tilt liquid crystal cells, lenses and methods
Publication number
20110170039
Publication date
Jul 14, 2011
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Application
Tunable electro-optic liquid crystal lenses and methods for forming...
Publication number
20110025955
Publication date
Feb 3, 2011
Kent State University
Philip Bos
G02 - OPTICS
Information
Patent Application
Liquid crystal device and methods thereof
Publication number
20100014037
Publication date
Jan 21, 2010
Ke Zhang
G02 - OPTICS
Information
Patent Application
POLARIZATION INDEPENDENT LIQUID CRYSTAL-BASED ETALON AND DEVICES US...
Publication number
20090322971
Publication date
Dec 31, 2009
Enkh-Amgalan Dorjgotov
G02 - OPTICS
Information
Patent Application
TUNABLE LIQUID CRYSTAL DEVICES, DEVICES USING SAME, AND METHODS OF...
Publication number
20090073331
Publication date
Mar 19, 2009
Lei Shi
G02 - OPTICS
Information
Patent Application
LAYER ALIGNMENT OF SMECTIC LIQUID CRYSTALS
Publication number
20080284973
Publication date
Nov 20, 2008
Bentley Wall
G02 - OPTICS
Information
Patent Application
Materials for promoting alignment of liquid crystals on SiOx and ot...
Publication number
20060250557
Publication date
Nov 9, 2006
Kent State University
Cheng Chen
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Birefringent filter-based color generation scheme for a passive mat...
Publication number
20040239870
Publication date
Dec 2, 2004
Salman Saeed
G02 - OPTICS