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Deformed helix ferroelectric [DHL]
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CPC
G02F2001/1414
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Parent Industries
G
PHYSICS
G02
Optics
G02F
DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT
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G02F2001/1414
Deformed helix ferroelectric [DHL]
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Patents Grants
last 30 patents
Information
Patent Grant
Switchable liquid crystal fresnel lens
Patent number
9,933,685
Issue date
Apr 3, 2018
The Hong Kong University of Science and Technology
Abhishek Kumar Srivastava
G02 - OPTICS
Information
Patent Grant
Video projector employing ferroelectric liquid crystal display
Patent number
9,709,877
Issue date
Jul 18, 2017
Igor Nikolaevich Kompanets
Igor Nikolaevich Kompanets
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electro-optical light modulator
Patent number
6,914,647
Issue date
Jul 5, 2005
Deutsche Telekom AG
Wolfgang Dultz
G02 - OPTICS
Information
Patent Grant
Device and method for the temperature-independent operation of elec...
Patent number
6,900,874
Issue date
May 31, 2005
Deutsche Telekom AG
Wolfgang Dultz
G02 - OPTICS
Information
Patent Grant
Liquid crystal shutter
Patent number
6,804,029
Issue date
Oct 12, 2004
Citizen Watch Co., Ltd.
Shinya Kondoh
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Light modulator
Patent number
6,646,710
Issue date
Nov 11, 2003
Fuji Xerox Co., Ltd.
Teiichi Suzuki
G02 - OPTICS
Information
Patent Grant
Ferroelectric liquid crystal cell with a saturated switching angle...
Patent number
6,111,631
Issue date
Aug 29, 2000
Rolic AG
Jurg Funfschilling
G02 - OPTICS
Information
Patent Grant
Distorted helix ferroelectric liquid crystal cell
Patent number
5,841,504
Issue date
Nov 24, 1998
Rolic AG
Jurg Funfschilling
G02 - OPTICS
Information
Patent Grant
High contrast distorted helix effect electro-optic devices and tigh...
Patent number
5,753,139
Issue date
May 19, 1998
Displaytech, Inc.
Michael D. Wand
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
High contrast distorted helex effect electro-optic devices and tigh...
Patent number
5,539,555
Issue date
Jul 23, 1996
Displaytech, Inc.
Michael D. Wand
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
VOLTAGE-CONTROLLABLE LASER OUTPUT COUPLER FOR INTEGRATED PHOTONIC D...
Publication number
20190229490
Publication date
Jul 25, 2019
MACQUARIE UNIVERSITY
Alex Fuerbach
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LIQUID CRYSTAL DISPLAY ELEMENT
Publication number
20140313468
Publication date
Oct 23, 2014
DIC CORPORATION
Toru Fujisawa
G02 - OPTICS
Information
Patent Application
Liquid crystal shutter
Publication number
20020158830
Publication date
Oct 31, 2002
Shinya Kondoh
G02 - OPTICS
Information
Patent Application
Light modulator
Publication number
20010035932
Publication date
Nov 1, 2001
Fuji Xerox co., LTD.
Teiichi Suzuki
G02 - OPTICS