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Operation of the cell; Circuit arrangements
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G02F1/0555
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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
G02F1/00
Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source
Current Industry
G02F1/0555
Operation of the cell; Circuit arrangements
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Patents Grants
last 30 patents
Information
Patent Grant
Transparent phase change actuator
Patent number
11,428,964
Issue date
Aug 30, 2022
Meta Platforms Technologies, LLC
Spencer Allan Wells
G02 - OPTICS
Information
Patent Grant
Active metasurfaces for dynamic polarization conversion
Patent number
10,802,301
Issue date
Oct 13, 2020
California Institute of Technology
Pin Chieh Wu
G02 - OPTICS
Information
Patent Grant
Light control device and light control system using same
Patent number
7,564,610
Issue date
Jul 21, 2009
Rohm Co., Ltd.
Yoshikazu Fujimori
G02 - OPTICS
Information
Patent Grant
Ferro-electric azimuth rotator
Patent number
6,700,694
Issue date
Mar 2, 2004
Corning Applied Technologies Corporation
Yingyin Zou
G02 - OPTICS
Information
Patent Grant
Cross-correlating PMD detector
Patent number
6,654,105
Issue date
Nov 25, 2003
Corning Applied Technologies Corporation
Feiling Wang
G02 - OPTICS
Information
Patent Grant
Light shutter device
Patent number
6,561,703
Issue date
May 13, 2003
Minolta Co., Ltd.
Tomohiko Masuda
G02 - OPTICS
Information
Patent Grant
High-speed electro-optic modulator
Patent number
6,404,538
Issue date
Jun 11, 2002
Corning Applied Technologies Corporation
Qiushui Chen
G02 - OPTICS
Information
Patent Grant
Polarization transformer
Patent number
6,404,537
Issue date
Jun 11, 2002
Corning Applied Technologies Corporation
Paul Melman
G02 - OPTICS
Information
Patent Grant
High-speed electro-optic modulator
Patent number
6,330,097
Issue date
Dec 11, 2001
Corning Applied Technologies Corp.
Qiushui Chen
G02 - OPTICS
Information
Patent Grant
Voltage applying apparatus facilitating adjustment of a driving vol...
Patent number
6,163,203
Issue date
Dec 19, 2000
Minolta Co., Ltd.
Ken Matsubara
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
High-speed electro-optic modulator
Patent number
6,137,619
Issue date
Oct 24, 2000
NZ Applied Technologies, Incorporated
Qiushui Chen
G02 - OPTICS
Information
Patent Grant
Solid-state scanning-type optical writing device
Patent number
6,081,321
Issue date
Jun 27, 2000
Minolta Co., Ltd.
Yuta Miyagawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Optical modulator
Patent number
6,046,837
Issue date
Apr 4, 2000
Fuji Photo Film Co., Ltd.
Ryoichi Yamamoto
G02 - OPTICS
Information
Patent Grant
Temperature stabilization means for imaging output recorder
Patent number
5,481,398
Issue date
Jan 2, 1996
Schoonscan, Inc.
David J. Schoon
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Light shutter array with a substantially even distribution transmit...
Patent number
5,450,230
Issue date
Sep 12, 1995
Minolta Camera Kabushiki Kaisha
Tomohiko Masuda
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Optical recording system capable of changing the beam size
Patent number
5,402,154
Issue date
Mar 28, 1995
Ricoh Company, Ltd.
Takashi Shibaguchi
G02 - OPTICS
Information
Patent Grant
Optical shutter device
Patent number
5,325,228
Issue date
Jun 28, 1994
Minolta Camera Kabushiki Kaisha
Ken Matsubara
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Method and device for driving electro-optical light shutter
Patent number
5,247,387
Issue date
Sep 21, 1993
Minolta Camera Kabushiki Kaisha
Ken Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Light printer with photoelectric light quantity control means
Patent number
5,166,510
Issue date
Nov 24, 1992
Minolta Camera Co., Ltd.
Ken Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Light signal generating device using electro-optical light shutter...
Patent number
5,155,618
Issue date
Oct 13, 1992
Minolta Camera Kabushiki Kaisha
Ken Matsubara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Drift tracking in an electro-optic light modulator
Patent number
5,149,953
Issue date
Sep 22, 1992
Eastman Kodak Company
James C. Erwin
G02 - OPTICS
Information
Patent Grant
Method and device for driving electrooptical light shutter
Patent number
5,124,831
Issue date
Jun 23, 1992
Minolta Camera Kabushiki Kaisha
Kouichi Shingaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Operation of a light modulator of the planar electrode type
Patent number
5,064,277
Issue date
Nov 12, 1991
Eastman Kodak Company
Richard N. Blazey
G02 - OPTICS
Information
Patent Grant
Automatic shutter for low light sensing and amplifying device
Patent number
5,049,730
Issue date
Sep 17, 1991
The United States of America as represented by the Secretary of the Army
Radon B. Loveland
G05 - CONTROLLING REGULATING
Information
Patent Grant
Display apparatus
Patent number
5,024,511
Issue date
Jun 18, 1991
Minolta Camera Kabushiki Kaisha
Ken Matsubara
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Optical modulator
Patent number
4,974,945
Issue date
Dec 4, 1990
Murata Manufacturing Co., Ltd.
Akira Kumada
G02 - OPTICS
Information
Patent Grant
Display apparatus
Patent number
4,938,566
Issue date
Jul 3, 1990
Matsushita Electric Industrial Co., Ltd.
Etsuya Takeda
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Method and device for driving electrooptical light shutter
Patent number
4,932,761
Issue date
Jun 12, 1990
Minolta Camera Kabushiki Kaisha
Kouichi Shingaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus for preventing space charge buildup effects in electrical...
Patent number
4,915,481
Issue date
Apr 10, 1990
Sperry Marine Inc.
Lawrence H. Gilligan
G02 - OPTICS
Information
Patent Grant
Display device using electro-optic plate and a membrane switch
Patent number
4,733,950
Issue date
Mar 29, 1988
Matsushita Electric Industrial Co., Ltd.
Yoneharu Takubo
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
TRANSPARENT PHASE CHANGE ACTUATOR
Publication number
20210055580
Publication date
Feb 25, 2021
Facebook Technologies, LLC
Spencer Allan Wells
G02 - OPTICS
Information
Patent Application
ACTIVE METASURFACES FOR DYNAMIC POLARIZATION CONVERSION
Publication number
20190079321
Publication date
Mar 14, 2019
California Institute of Technology
Pin Chieh WU
G02 - OPTICS
Information
Patent Application
LIGHT CONTROL DEVICE AND LIGHT CONTROL SYSTEM USING SAME
Publication number
20070046605
Publication date
Mar 1, 2007
Rohm Co., Ltd.
Yoshikazu Fujimori
G02 - OPTICS
Information
Patent Application
Device for contolling polarisation in an optical connection
Publication number
20040047533
Publication date
Mar 11, 2004
Jean-Pierre Huignard
G02 - OPTICS
Information
Patent Application
Cross-correlating PMD detector
Publication number
20030067667
Publication date
Apr 10, 2003
Feiling Wang
G02 - OPTICS
Information
Patent Application
Ferro-electric azimuth rotator
Publication number
20030002131
Publication date
Jan 2, 2003
Yingyin Zou
G02 - OPTICS
Information
Patent Application
Light shutter device
Publication number
20010038756
Publication date
Nov 8, 2001
MINOLTA CO., LTD.
Tomohiko Masuda
G02 - OPTICS