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Laser speckle optics; Speckle reduction arrangements
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G02B27/48
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PHYSICS
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Optics
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OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
G02B27/00
Other optical systems Other optical apparatus
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G02B27/48
Laser speckle optics; Speckle reduction arrangements
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Patents Grants
last 30 patents
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Patent Grant
Optical measurement device and optical measurement method
Patent number
11,960,101
Issue date
Apr 16, 2024
Dai Nippon Printing Co., Ltd.
Makio Kurashige
G02 - OPTICS
Information
Patent Grant
Projection apparatus
Patent number
11,962,945
Issue date
Apr 16, 2024
Himax Display, Inc.
Chi-Wen Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Illumination apparatus using a coherent light source
Patent number
11,953,857
Issue date
Apr 9, 2024
Dai Nippon Printing Co., Ltd.
Makio Kurashige
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Illuminator with phase scrambling particles
Patent number
11,940,633
Issue date
Mar 26, 2024
Intel Corporation
Khaled Ahmed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Diffraction grating array for wide-angle illumination
Patent number
11,921,306
Issue date
Mar 5, 2024
II-VI DELAWARE, INC.
Thomas W. Mossberg
G02 - OPTICS
Information
Patent Grant
Passive speckle-suppressing diffusers and associated methods and il...
Patent number
11,892,654
Issue date
Feb 6, 2024
OmniVision Technologies, Inc.
Shih-Hsin Hsu
G02 - OPTICS
Information
Patent Grant
Image projector using a phase image generator
Patent number
11,892,761
Issue date
Feb 6, 2024
LUMUS LTD.
Ronen Chriki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical device for enhancing resolution of an image or for reducing...
Patent number
11,880,044
Issue date
Jan 23, 2024
Manuel Aschwanden
G02 - OPTICS
Information
Patent Grant
Low-speckle laser line generator
Patent number
11,867,923
Issue date
Jan 9, 2024
Osela Inc.
Francis Cayer
G02 - OPTICS
Information
Patent Grant
Beam modulation apparatus and projection system
Patent number
11,860,526
Issue date
Jan 2, 2024
BEIJING ASU TECH CO. LTD.
Jinwang Zhang
G02 - OPTICS
Information
Patent Grant
Speckle reduction
Patent number
11,860,378
Issue date
Jan 2, 2024
Oxford University Innovation Limited
David J. Hansford
G02 - OPTICS
Information
Patent Grant
Optical system for noise mitigation
Patent number
11,852,318
Issue date
Dec 26, 2023
Apple Inc.
Mark Alan Arbore
F21 - LIGHTING
Information
Patent Grant
Method for determining a three-dimensional particle distribution in...
Patent number
11,852,574
Issue date
Dec 26, 2023
UNIVERSITÄT FÜR BODENKULTUR WIEN
Petrus Dominicus Joannes Van Oostrum
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Laser illumination system with reduced speckle via phase shift
Patent number
11,838,691
Issue date
Dec 5, 2023
Snap Inc.
Joshua T. Wiersma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control light intensity through scattering media with speckle inten...
Patent number
11,835,733
Issue date
Dec 5, 2023
California Institute of Technology
Haowen Ruan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Structured light projection module, depth camera, and method for ma...
Patent number
11,828,954
Issue date
Nov 28, 2023
ORBBEC INC.
Yuanhao Huang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Material identification method and device based on laser speckle an...
Patent number
11,782,285
Issue date
Oct 10, 2023
Tsinghua University
Lu Fang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Illuminating device, imaging system, endoscope system including the...
Patent number
11,782,298
Issue date
Oct 10, 2023
Olympus Corporation
Eiji Yamamoto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ophthalmic examination and disease management with multiple illumin...
Patent number
11,766,172
Issue date
Sep 26, 2023
Vasoptic Medical Inc.
Abhishek Rege
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Laser based white light source with adjustable sparkling
Patent number
11,761,606
Issue date
Sep 19, 2023
SIGNIFY HOLDING B.V.
Rifat Ata Mustafa Hikmet
F21 - LIGHTING
Information
Patent Grant
Diffuse illumination system having VCSEL emitters and array of nano...
Patent number
11,762,212
Issue date
Sep 19, 2023
STMicroelectronics (Research & Development) Limited
James Peter Drummond Downing
G01 - MEASURING TESTING
Information
Patent Grant
Speckle-reduction in virtual and augmented reality systems and methods
Patent number
11,762,213
Issue date
Sep 19, 2023
Magic Leap, Inc.
Pierre St. Hilaire
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Diffractive projection apparatus
Patent number
11,726,332
Issue date
Aug 15, 2023
DigiLens. Inc.
Jonathan David Waldern
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Laser illumination system with closely spaced beams
Patent number
11,719,949
Issue date
Aug 8, 2023
BAE Systems Informaton and Electronic Systems Integration Inc.
Daniel N. Kokubun
G02 - OPTICS
Information
Patent Grant
Speckle reduction in VCSEL arrays
Patent number
11,714,293
Issue date
Aug 1, 2023
Lumileds LLC
Venkata Ananth Tamma
G02 - OPTICS
Information
Patent Grant
Waveguide laser illuminator incorporating a despeckler
Patent number
11,709,373
Issue date
Jul 25, 2023
DigiLens. Inc.
Milan Momcilo Popovich
G02 - OPTICS
Information
Patent Grant
System for blood flow measurement with affixed laser speckle contra...
Patent number
11,709,120
Issue date
Jul 25, 2023
Covidien AG
Tyler Bywaters Rice
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Speckle removal in a pulsed fluorescence imaging system
Patent number
11,700,995
Issue date
Jul 18, 2023
Cilag GmbH International
Joshua D. Talbert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reducing speckle in an excimer light source
Patent number
11,686,951
Issue date
Jun 27, 2023
Cymer, LLC
Wilhelmus Patrick Elisabeth Maria op 't Root
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reflectometer, spectrophotometer, ellipsometer and polarimeter syst...
Patent number
11,675,208
Issue date
Jun 13, 2023
J. A. Woollam Co., Inc.
Stefan Schoeche
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Optical System for Noise Mitigation
Publication number
20240117953
Publication date
Apr 11, 2024
AQpple Inc.
Mark Alan Arbore
G02 - OPTICS
Information
Patent Application
LOW-SPECKLE LASER LINE GENERATOR
Publication number
20240111171
Publication date
Apr 4, 2024
OSELA INC.
Francis CAYER
G02 - OPTICS
Information
Patent Application
BEAM MODULATION APPARATUS AND PROJECTION SYSTEM
Publication number
20240085774
Publication date
Mar 14, 2024
BEIJING ASU TECH CO. LTD.
Jinwang ZHANG
G02 - OPTICS
Information
Patent Application
ILLUMINATION SOURCES FOR MULTICORE FIBER ENDOSCOPES
Publication number
20240049956
Publication date
Feb 15, 2024
ZSQUARE LTD.
Asaf Shahmoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EFFICIENT AND UNIFORM COLOR-LIGHT INTEGRATION DEVICE
Publication number
20240036339
Publication date
Feb 1, 2024
Trustees of Boston University
M. Selim Ünlü
G02 - OPTICS
Information
Patent Application
LIGHT SOURCE AND LASER PROJECTION APPARATUS
Publication number
20240012318
Publication date
Jan 11, 2024
HISENSE LASER DISPLAY CO., LTD.
Ke Yan
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LOW-SPECKLE LASER LINE GENERATOR
Publication number
20230408837
Publication date
Dec 21, 2023
OSELA INC.
Francis CAYER
G02 - OPTICS
Information
Patent Application
OPHTHALMIC EXAMINATION AND DISEASE MANAGEMENT WITH MULTIPLE ILLUMIN...
Publication number
20230371812
Publication date
Nov 23, 2023
VASOPTIC MEDICAL INC.
Abhishek REGE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MOTION-COMPENSATED LASER SPECKLE CONTRAST IMAGING
Publication number
20230359057
Publication date
Nov 9, 2023
LIMIS DEVELOPMENT B.V.
Klaas DIJKSTRA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
WAVELENGTH STABILIZATION OF PULSED LASERS
Publication number
20230307886
Publication date
Sep 28, 2023
Open Water Internet Inc.
Soren Konecky
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
IMAGE DISPLAY DEVICE AND ILLUMINATION DEVICE
Publication number
20230305312
Publication date
Sep 28, 2023
Panasonic Intellectual Property Management Co., Ltd.
Tatsuo ITOH
G02 - OPTICS
Information
Patent Application
SYSTEM AND METHOD FOR REDUCED-SPECKLE LASER LINE GENERATION
Publication number
20230236434
Publication date
Jul 27, 2023
COGNEX CORPORATION
John F. Filhaber
G01 - MEASURING TESTING
Information
Patent Application
DEFORMABLE MEMBRANE FOR SPECKLE MITIGATION
Publication number
20230228989
Publication date
Jul 20, 2023
ROCKLEY PHOTONICS LIMITED
Alexander FAST
G02 - OPTICS
Information
Patent Application
GEOMETRIC PHASE BASED MOTION COMPENSATION FOR SHEAROGRAPHY
Publication number
20230204970
Publication date
Jun 29, 2023
BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC
Jacob D. Garan
G01 - MEASURING TESTING
Information
Patent Application
TRANSPARENT PROJECTION SCREEN
Publication number
20230204984
Publication date
Jun 29, 2023
Innovega Inc.
Mark Freeman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
VITREORETINAL VISUALIZATION FOR OPHTHALMIC PROCEDURES
Publication number
20230157876
Publication date
May 25, 2023
Alcon Inc.
Steven T. Charles
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SPECKLE-REDUCED ILLUMINATION FOR IMPROVED SCATTERING-BASED MICROSCOPY
Publication number
20230143639
Publication date
May 11, 2023
Arizona Board of Regents on behalf of The University of Arizona
Dongkyun Kang
G02 - OPTICS
Information
Patent Application
PORTABLE SPECKLE IMAGING SYSTEM AND METHOD FOR AUTOMATED SPECKLE AC...
Publication number
20230130329
Publication date
Apr 27, 2023
TATA CONSULTANCY SERVICES LIMITED
Renju PARAPPILLIL BABY
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VIBRATION REMOTE SENSOR BASED ON SPECKLES TRACKING, WHICH USES AN O...
Publication number
20230105395
Publication date
Apr 6, 2023
SPACEARTH TECHNOLOGY S.R.L.
Emanuele GIACOMOZZI
G02 - OPTICS
Information
Patent Application
PSEUDO SPECKLE PATTERN GENERATION DEVICE, PSEUDO SPECKLE PATTERN GE...
Publication number
20230101292
Publication date
Mar 30, 2023
HAMAMATSU PHOTONICS K. K.
Hiroto SAKAI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SPECKLE-SUPPRESSING LIGHTING SYSTEM
Publication number
20230100241
Publication date
Mar 30, 2023
The Trustees of Dartmouth College
Xiaoxin Wang
G02 - OPTICS
Information
Patent Application
OPTICAL ASSEMBLY WITH HOLOGRAPHIC OPTICS FOR FOLDED OPTICAL PATH
Publication number
20230098118
Publication date
Mar 30, 2023
Meta Platforms Technologies, LLC
Andrew MAIMONE
G02 - OPTICS
Information
Patent Application
DEVICE, METHOD AND COMPUTER PROGRAM FOR PRODUCING TWO POINT LIGHT S...
Publication number
20230090748
Publication date
Mar 23, 2023
CARL ZEISS VISION INTERNATIONAL GMBH
Alexander Leube
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SYSTEM AND METHOD FOR REMOVING SPECKLE FROM A SCENE LIT BY A COHERE...
Publication number
20230080490
Publication date
Mar 16, 2023
DePuy Synthes Products, Inc.
Jeremiah D. Henley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
OPTICAL ELEMENT INCLUDING A PLURALITY OF REGIONS
Publication number
20230032107
Publication date
Feb 2, 2023
VIAVI SOLUTIONS INC.
Tasso R.M. SALES
G02 - OPTICS
Information
Patent Application
OPTIMIZING DRIVE SCHEMES FOR MULTIPLE PROJECTOR SYSTEMS
Publication number
20230027499
Publication date
Jan 26, 2023
MTT INNOVATION INCORPORATED
Eric Kozak
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL DELAY SYSTEM
Publication number
20230015748
Publication date
Jan 19, 2023
Nikon Corporation
Daniel Gene SMITH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE PROJECTOR USING A PHASE IMAGE GENERATOR
Publication number
20230019309
Publication date
Jan 19, 2023
LUMUS LTD.
Ronen CHRIKI
G02 - OPTICS
Information
Patent Application
COMPACT LASER-BASED NEAR-EYE DISPLAY
Publication number
20220413290
Publication date
Dec 29, 2022
Microsoft Technology Licensing, LLC
Raymond Kirk Price
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
SPECKLE-REDUCTION IN VIRTUAL AND AUGMENTED REALITY SYSTEMS AND METHODS
Publication number
20220413315
Publication date
Dec 29, 2022
Magic Leap, Inc.
Pierre St. Hilaire
G06 - COMPUTING CALCULATING COUNTING