ClassID:

173675

G02B5/1847 - CPC Classification

Classification description:

Optical elements other than lenses; Diffraction gratings Manufacturing methods

Sub-classes:
Recent Application in this class:
#1
20260110897
2026-04-23

Diffraction Grating Design Techniques and Arrangements Using Sub-Wavelength Structures

#2
20260068515
2026-03-05

ARTICLES INCLUDING NANOSTRUCTURED SURFACES AND ENCLOSED VOIDS, METHODS OF MAKING SAME, AND OPTICAL ELEMENTS

#3
20260050177
2026-02-19

BINARY, FOURIER DOMAIN-SYNTHESIZED GRATINGS FOR MULTIPLE WAVELENGTH REFLECTORS

#4
20260036821
2026-02-05

ANTIREFLECTION COATINGS FOR METASURFACES

#5
20260023259
2026-01-22

METHOD FOR DESIGNING DIFFRACTIVE DEVICE AND METHOD FOR MANUFACTURING DIFFRACTIVE DEVICE

#6
20260003128
2026-01-01

OPTICAL DEVICES AND METHODS OF MANUFACTURE

#7
20250332857
2025-10-30

FUNCTIONAL ELEMENT, A METHOD FOR PRODUCING A FUNCTIONAL ELEMENT, AND A PRODUCT

#8
20250291218
2025-09-18

LIQUID CRYSTAL DIFFRACTIVE DEVICES WITH NANO-SCALE PATTERN AND METHODS OF MANUFACTURING THE SAME

#9
20250208326
2025-06-26

DIFFRACTION OPTICAL COMPONENT, WEARABLE DISPLAYING DEVICE, AND FABRICATION METHOD THEREOF

#10
20250189704
2025-06-12

LENSLESS IMAGING SYSTEM, METHOD OF MANUFACTURING LENSLESS IMAGING SYSTEM, AND ELECTRONIC APPARATUS

#11
20250123513
2025-04-17

SPATIALLY VARIABLE LIQUID CRYSTAL DIFFRACTION GRATINGS

#12
20250085558
2025-03-13

COMPACT BEAM EXPANDER FOR VR/AR HEADSETS

#13
20250067937
2025-02-27

INDIVIDUAL GRATING FABRICATION AND ASSEMBLY

#14
20250012955
2025-01-09

DECORATIVE SUBSTRATE AND MANUFACTURING METHOD THEREFOR, COVER PLATE AND ELECTRONIC DEVICE

#15
20250004183
2025-01-02

METHOD FOR CREATING SURFACE MICROSTRUCTURES

#16
20240418914
2024-12-19

LIGHT DIFFRACTION ELEMENT UNIT, OPTICAL COMPUTING DEVICE, ASSEMBLING METHOD, AND MANUFACTURING METHOD

#17
20240411067
2024-12-12

DIFFRACTION GRATING, DIFFRACTIVE WAVEGUIDE COMBINER AND HEADSET FOR AUGMENTED REALITY OR VIRTUAL REALITY DISPLAY

#18
20240361505
2024-10-31

MANUFACTURING METHOD OF LIQUID CRYSTAL OPTICAL ELEMENT

#19
20240353600
2024-10-24

IMMERSION DIFFRACTION ELEMENT AND METHOD FOR PRODUCING SAME

#20
20240280851
2024-08-22

Spatially variable liquid crystal diffraction gratings

#21
20240239129
2024-07-18

FUNCTIONAL ELEMENT, A METHOD FOR PRODUCING A FUNCTIONAL ELEMENT, AND A PRODUCT

#22
20240219614
2024-07-04

DISPLAY

#23
20240159946
2024-05-16

DIFFRACTION GRATING ARRAY FOR WIDE-ANGLE ILLUMINATION

#24
20240134096
2024-04-25

INNOVATIVE SOLUTIONS TO IMPROVE LASER DAMAGE THRESHOLDS OF OPTICAL STRUCTURES

#25
20240118724
2024-04-11

OPTICAL DIFFRACTION ELEMENT, OPTICAL COMPUTING DEVICE, METHOD FOR ADJUSTING POSITION OF OPTICAL DIFFRACTION ELEMENT, AND METHOD FOR MANUFACTURING OPTICAL COMPUTING DEVICE

#26
20240061207
2024-02-22

CARRIER FOR LENS AND CAMERA MODULE WITH CARRIER

#27
20240051190
2024-02-15

MANUFACTURING METHOD OF MASTER TEMPLATE AND STAMP OF GRATING OF DIFFRACTIVE OPTIC ELEMENT, MASTER TEMPLATE AND STAMP

#28
20240045201
2024-02-08

Method for out-coupling grating for AR optical waveguide, and design method for AR optical waveguide

#29
20240012261
2024-01-11

Compact beam expander for VR/AR headsets

#30
20230417963
2023-12-28

METHOD FOR MANUFACTURING OPTICAL COMPUTATION DEVICE, OPTICAL DIFFRACTION UNIT INTERMEDIATE, AND OPTICAL COMPUTATION DEVICE

#31
20230406026
2023-12-21

OPTICAL DEVICES AND METHODS OF MANUFACTURE THEREOF

#32
20230367047
2023-11-16

Wafer level microstructures for an optical lens

#33
20230305203
2023-09-28

LOW COST FABRICATION OF OPTICAL DEVICE USING DISCRETE GRATING MODULE ASSEMBLY

#34
20230296945
2023-09-21

LIQUID CRYSTAL DIFFRACTIVE DEVICES WITH NANO-SCALE PATTERN AND METHODS OF MANUFACTURING THE SAME

#35
20230280510
2023-09-07

DIFFRACTIVE OPTICAL ELEMENTS AND MASTER TOOLS FOR PRODUCING THE DIFFRACTIVE OPTICAL ELEMENTS

#36
20230273450
2023-08-31

ANTIREFLECTION COATINGS FOR METASURFACES

#37
20230273355
2023-08-31

INKJET INKS FOR DEPOSITION AND REMOVAL IN A LASER DICING PROCESS

#38
20230271401
2023-08-31

Articles Including Nanostructured Surfaces and Enclosed Voids, Methods of Making Same, and Optical Elements

#39
20230251189
2023-08-10

PULSE SHAPING USING DIFFRACTIVE NETWORK DEVICE WITH MODULAR DIFFRACTIVE LAYERS

#40
20230185004
2023-06-15

HIGH COLOR UNIFORMITY DOUBLE MATERIAL DIFFRACTION GRATING COMPRISING STEP-LIKE CAVITIES

#41
20230152622
2023-05-18

Spatially variable liquid crystal diffraction gratings

#42
20230117647
2023-04-20

RAINBOW FREE WAVEGUIDE COMBINER

#43
20230057283
2023-02-23

SURFACE RELIEF GRATING AND METHOD OF MAKING THE SAME

#44
20220381973
2022-12-01

OPTICAL DEVICE AND METHOD OF PRODUCING OPTICAL DEVICE

#45
20220350059
2022-11-03

BRAGG MIRROR AND METHOD FOR PRODUCING A BRAGG MIRROR

#46
20220317346
2022-10-06

OPTICAL MULTILAYER WITH BARRIER LAYER

#47
20220315707
2022-10-06

DIFFRACTION LIGHT GUIDE PLATE AND MANUFACTURING METHOD THEREOF

#48
20220308273
2022-09-29

Fabrication of optical devices utilizing dicing to maximize chamber space

#49
20220299683
2022-09-22

Diffraction grating array for wide-angle illumination

#50
20220253038
2022-08-11

Additive manufacturing of inverse-designed metadevices

#51
20220221629
2022-07-14

Manufacturing a reflective diffraction grating

#52
20220196896
2022-06-23

Diffractive optical element, method for designing an efficiency-achromatized diffractive structure, and method for producing an efficiency-achromatized diffractive element

#53
20220107448
2022-04-07

Window member, display device, and method of manufacturing display device

#54
20220057553
2022-02-24

Wafer level microstructures for an optical lens

#55
20210362351
2021-11-25

Suction method

#56
20210356635
2021-11-18

Digital image overlay in image intensified and telescopic system

#57
20210341775
2021-11-04

Liquid crystal diffractive devices with nano-scale pattern and methods of manufacturing the same

#58
20210311351
2021-10-07

Spatially variable liquid crystal diffraction gratings

#59
20210283941
2021-09-16

Polymer Laminate Comprising at Least One Diffraction Element and Method for Producing it

#60
20210271012
2021-09-02

SPATIALLY VARYING VOLUME HOLOGRAPHIC GRATINGS

#61
20210263201
2021-08-26

Innovative solutions to improve laser damage thresholds of optical structures

#62
20210231858
2021-07-29

Backlight source and manufacturing method thereof, and display device

#63
20210215861
2021-07-15

Smooth surface diffraction grating lens and method for manufacturing the same

#64
20210157134
2021-05-27

Method of manufacturing a height-modulated optical diffractive grating

#65
20210080628
2021-03-18

Diffractive grating

#66
20210053380
2021-02-25

Security elements and methods of manufacture thereof

#67
20210031554
2021-02-04

Security elements and methods of manufacture thereof

#68
20210026050
2021-01-28

Diffractive optical element

#69
20200354496
2020-11-12

Latent imaging for volume Bragg gratings

#70
20200333590
2020-10-22

Compound Diffraction Grating and Method of Manufacture

#71
20200292736
2020-09-17

Apparatus and method for forming a layered diffraction grating and a printed article including a layered diffraction grating

#72
20200271836
2020-08-27

Method of manufacturing module having multiple pattern areas, module having multiple pattern areas according to the method, and method of manufacturing diffraction grating module or mold for diffraction grating module

#73
20200269627
2020-08-27

Thin optical security element and method of designing it

#74
20200230995
2020-07-23

Optical security element

#75
20200201063
2020-06-25

LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME

#76
20200201055
2020-06-25

Diffractive optical element, method of producing a diffractive optical element and laser component

#77
20200200954
2020-06-25

Diffraction grating array for wide-angle illuminateon

#78
20200192112
2020-06-18

Liquid Crystal Display

#79
20200185590
2020-06-11

Spatially addressable nanovoided polymers

#80
20200183199
2020-06-11

Nanovoided tunable birefringence

#81
20200183168
2020-06-11

Nanovoided polymers having shaped voids

#82
20200174449
2020-06-04

Additive manufacturing of inverse-designed metadevices

#83
20200166709
2020-05-28

Switchable and reconfigurable grating couplers

#84
20200159122
2020-05-21

METHOD AND APPARATUS FOR IMMERSION GRATING LITHOGRAPHY

#85
20200110204
2020-04-09

Grating structure for a diffractive optic

#86
20200096874
2020-03-26

Method for producing a reflective optical element, reflective optical element, and use of a reflective optical element

#87
20200096684
2020-03-26

Innovative solutions for improving laser damage performance of multi-layer dielectric gratings

#88
20200081167
2020-03-12

Apparatus and method for forming a diffraction grating and printed article including a diffraction grating

#89
20200073031
2020-03-05

Diffraction grating device, method of manufacturing the same, and optical apparatus including the diffraction grating device

#90
20200041704
2020-02-06

Wafer level microstructures for an optical lens

#91
20190369309
2019-12-05

Grating couplers with multiple configurations

#92
20190339430
2019-11-07

Digital image overlay in image intensified and day sight system

#93
20190339417
2019-11-07

Method of fabricating all-dielectric flat lens with low refractive index

#94
20190310399
2019-10-10

Grating couplers with cladding layer(s)

#95
20190285781
2019-09-19

Diffractive optical element and light irradiation device

#96
20190261936
2019-08-29

Method for producing a microstructure component, microstructure component and x-ray device

#97
20190257986
2019-08-22

Diffractive optical element and method of forming thereof

#98
20190250399
2019-08-15

METHOD OF DESIGNING FREEFORM SURFACE OPTICAL SYSTEMS WITH DISPERSION ELEMENTS

#99
20190249013
2019-08-15

Flakes with undulate borders and methods of forming thereof

#100
20190212479
2019-07-11

Phase-transforming optical element formed by partial etching or by partial etching with reflow

#101
20190178714
2019-06-13

Compact folded metasurface spectrometer

#102
20190145824
2019-05-16

Diffraction grating and spectral device

#103
20190079224
2019-03-14

Diffractive optical element and method for the manufacture thereof

#104
20190051863
2019-02-14

Fabrication of multilayer nanograting structures

#105
20190041557
2019-02-07

Optical element, spectroscopic apparatus, and method for manufacturing the same

#106
20190041556
2019-02-07

Diffraction optical element, manufacturing method thereof, and optical apparatus

#107
20190025605
2019-01-24

Light redirecting film and method for manufacturing the same

#108
20190025480
2019-01-24

Light redirecting film

#109
20190023947
2019-01-24

Optical adhesive

#110
20180299596
2018-10-18

Optical element, and optical element-equipped article

#111
20180299595
2018-10-18

Controllable planar optical focusing system

#112
20180239069
2018-08-23

Diffractive optical element

#113
20180217395
2018-08-02

Antireflection coatings for metasurfaces

#114
20180143485
2018-05-24

Spatially variable liquid crystal diffraction gratings

#115
20180143359
2018-05-24

Wafer level microstructures for an optical lens

#116
20180081170
2018-03-22

Compound diffraction grating and method of manufacture

#117
20180050904
2018-02-22

Fabrication of multilayer nanograting structures

#118
20170368864
2017-12-28

Multilayer body and method for producing same

#119
20170343709
2017-11-30

Laminated diffractive optical element and method for manufacturing laminated diffractive optical element

#120
20170341454
2017-11-30

Security device

#121
20170315453
2017-11-02

Method for producing a reflective optical element, reflective optical element, and use of a reflective optical element

#122
20170309685
2017-10-26

Optical element stack assemblies

#123
20170307886
2017-10-26

Refractive coating for diffractive optical elements

#124
20170261662
2017-09-14

OPTICAL DEVICE MANUFACTURING METHOD

#125
20170248758
2017-08-31

Grating, method for manufacturing grating, and method for recycling grating

#126
20170212285
2017-07-27

Dispersionless and dispersion-controlled optical dielectric metasurfaces

#127
20170168269
2017-06-15

Optical system and optical apparatus with diffractive optical element

#128
20170160510
2017-06-08

Method for producing an optical element comprising micro-optical structures, arrangement and membrane unit

#129
20170160449
2017-06-08

Optical element, and method for producing same

#130
20170052458
2017-02-23

DIFFRACTIVE OVERLAY MARK

#131
20170045652
2017-02-16

Controllable planar optical focusing system

#132
20170023711
2017-01-26

Color image display devices comprising structural color pixels that are selectively activated and/or deactivated by material deposition

#133
20160376445
2016-12-29

Flakes with undulate borders and method of forming thereof

#134
20160353088
2016-12-01

ALIGNING LAMINATION METHOD OF OPTICAL GRATING AND DISPLAY PANEL AND DEVICE

#135
20160349417
2016-12-01

System and method for fabrication of miniature endoscope using nanoimprint lithography

#136
20160305771
2016-10-20

Low-cost fiber optic sensor for large strains

#137
20160131807
2016-05-12

Manufacture method for blazed concave grating

#138
20160063733
2016-03-03

Optical method for characterizing a diffractive surface and apparatus for implementing such a method

#139
20150369977
2015-12-24

OPTICAL ELEMENT, SPECTROSCOPIC APPARATUS, AND METHOD FOR MANUFACTURING THE SAME

#140
20150352881
2015-12-10

Security device

#141
20150309220
2015-10-29

Reflective diffraction gratings employing efficiency enhancement or etch barrier layers

#142
20150293277
2015-10-15

DIFFRACTION-GRATING LENS, AND IMAGE-CAPTURING OPTICAL SYSTEM AND IMAGE-CAPTURING DEVICE USING SAID LENS

#143
20150272903
2015-10-01

Nanoimprinting of silk fibroin structures for biomedical and biophotonic applications

#144
20150241613
2015-08-27

Optical grating

#145
20150219806
2015-08-06

Controllable planar optical focusing system

#146
20150205017
2015-07-23

Optical element, and method for producing same

#147
20150192713
2015-07-09

Curved face diffraction grating fabrication method, curved face diffraction grating cast, and curved face diffraction grating employing same

#148
20150076468
2015-03-19

Light extraction product for semiconductor light emitting device and light emitting device

#149
20150050804
2015-02-19

Methods for manufacturing grating sheet and LCD panel

#150
20150048047
2015-02-19

Method for manufacturing holographic bi-blazed grating

#151
20150029588
2015-01-29

Control of Light Wavefronts

#152
20150022893
2015-01-22

Diffraction Grating and Method for the Production Thereof

#153
20150015957
2015-01-15

Method for manufacturing a diffraction grating

#154
20140307322
2014-10-16

All-nanoparticle concave diffraction grating fabricated by self-assembly onto magnetically-recorded templates

#155
20140177057
2014-06-26

Film and method for producing same

#156
20140126061
2014-05-08

OPTICAL ELEMENT AND PRODUCTION OF SAME

#157
20130327093
2013-12-12

Method of producing lightweight structural elements

#158
20130299796
2013-11-14

Method for producing mold for minute pattern transfer, method for producing diffraction grating using the same, and method for producing organic EL element including the diffraction grating

#159
20130224440
2013-08-29

Flexible film with surface relief and use thereof in electro-active optical systems

#160
20130145608
2013-06-13

Method for designing and method for manufacturing diffraction-grating lens

#161
20130107335
2013-05-02

Optically variable security device and method

#162
20130088781
2013-04-11

Diffraction optical element and production method therefor

#163
20120266448
2012-10-25

Method for manufacturing diffraction grating

#164
20120212820
2012-08-23

Optical diffraction gratings and methods for manufacturing same

#165
20120169966
2012-07-05

Grating sheet, LCD device and methods for manufacturing grating sheet and LCD panel

#166
20120162771
2012-06-28

PIXELATED OPTICAL FILTER AND METHOD FOR MANUFACTURING THEREOF

#167
20120034291
2012-02-09

Nanoimprinting of silk fibroin structures for biomedical and biophotonic applications

#168
20120033214
2012-02-09

Micro-optical electromagnetic radiation diffraction grating and method for manufacture

#169
20120027998
2012-02-02

Surface relief microstructures, related devices and method of making them

#170
20110304782
2011-12-15

Phase-type diffraction device, manufacturing method thereof and image pick-up apparatus

#171
20110292511
2011-12-01

Method of producing a diffractive optic element and the resulting element

#172
20110288822
2011-11-24

Computation efficiency by iterative spatial harmonics order truncation

#173
20110255168
2011-10-20

Grating comprising sub-gratings with light-diffusing patterns

#174
20110214600
2011-09-08

INDICATOR

#175
20110188118
2011-08-04

Diffractive element with a high degree of wavefront flatness

#176
20110134533
2011-06-09

Optical light diffuser component having a substrate with optical structures and optical coatings and a method for manufacturing the same

#177
20110122305
2011-05-26

Diffractive optical element, optical system including the same, and image pickup apparatus

#178
20110075260
2011-03-31

GRATING DEVICE AND METHOD OF FABRICATING THE SAME

#179
20110063732
2011-03-17

Surface buckling method and articles formed thereby

#180
20100315713
2010-12-16

Zero-order diffractive filter and method for manufacturing thereof

#181
20100284083
2010-11-11

Optical pipe intended for producing an electronic display arrangement

#182
20100254006
2010-10-07

Diffractive optical element and method of manufacturing the same

#183
20100155977
2010-06-24

Optical device and method of producing the same

#184
20100151608
2010-06-17

METHOD OF MANUFACTURING A SUBSTRATE FOR ORGANIC ELECTROLUMINESCENT DEVICE

#185
20100020397
2010-01-28

Method for producing optical element and the optical element

#186
20090311441
2009-12-17

FABRICATION METHOD OF MICRO-OPTICAL ELEMENTS USING PHOTOIMAGEABLE HYBRID MATERIALS

#187
20090310221
2009-12-17

Tunable Diffraction Grating

#188
20090310209
2009-12-17

Tunable optical active elements

#189
20090304340
2009-12-10

Fabrication of nanostructured materials

#190
20090273841
2009-11-05

DIFFRACTIVE OPTICAL ELEMENT AND METHOD FOR MANUFACTURING SAME

#191
20090217842
2009-09-03

Flakes with undulate borders and method of forming thereof

#192
20090180186
2009-07-16

Diffractive optical element with improved light transmittance

#193
20090176060
2009-07-09

Process for Producing 3-Dimensional Mold, Process for Producing Microfabrication Product, Process for Producing Micropattern Molding, 3-Dimensional Mold, Microfabrication Product, Micropattern Molding and Optical Device

#194
20090136687
2009-05-28

Topologically structured polymer coating

#195
20090128902
2009-05-21

Binocular Optical Relay Device

#196
20090116110
2009-05-07

Diffraction grating structure and method for manufacturing same

#197
20090052040
2009-02-26

Diffractive optical element

#198
20090038512
2009-02-12

CRYSTALLINE COLLOIDAL ARRAYS WITH INORGANIC SOL-GEL MATRIX

#199
20090022036
2009-01-22

Diffraction optical element, molding die for the optical element and manufacturing method thereof

#200
20080298744
2008-12-04

PHOTONIC CRYSTAL STRUCTURE AND METHOD OF MANUFACTURING THE SAME

#201
20080278815
2008-11-13

Isotropic zero-order diffractive filter

#202
20080152892
2008-06-26

Component comprising submicron hollow spaces

#203
20080145282
2008-06-19

Methods and apparatus for thermal development of large area solids

#204
20080125510
2008-05-29

Surface buckling method and articles formed thereby

#205
20080094712
2008-04-24

Close-Bonded Diffractive Optical Element, Optical Material Used Therefore, Resin Precursor And Resin Precursor Composition

#206
20080026329
2008-01-31

SURFACE MODIFICATION OF POLYMER SURFACE USING ION BEAM IRRADIATION

#207
20070279745
2007-12-06

All-polymer grating microstructure

#208
20070029686
2007-02-08

Pattern transfer method

#209
20070020404
2007-01-25

Topologically structured polymer coating

#210
20060285228
2006-12-21

Manufacturing method of light-collecting device, light-collecting device and phase shift mask

#211
20060279843
2006-12-14

Optical diffraction element

#212
20060268414
2006-11-30

Diffractive optical element and method for manufacturing same

#213
20060147679
2006-07-06

Method for filtering particles from a fluid

#214
20060050391
2006-03-09

Structured-groove diffraction granting and method for control and optimization of spectral efficiency

#215
20060027290
2006-02-09

Microstructure and manufacturing process thereof

#216
20050208211
2005-09-22

Component comprising submicron hollow spaces

#217
20050195485
2005-09-08

Optical device, method of producing the same, optical pickup, and optical information processing device

#218
20050190459
2005-09-01

Laminated diffractive optical element

#219
20050170259
2005-08-04

Optically variable security device and method

#220
20050073747
2005-04-07

Diffractive optical element, manufacturing method thereof, optical pickup apparatus and optical disk drive apparatus

#221
20050046947
2005-03-03

Diffractive optical element, method of producing same, and optical apparatus

#222
20050008768
2005-01-13

Method of manufacturing a substrate for organic electroluminescent device

#223
17208220
2024-01-30

Nanofabricated volume gratings

#224
16054943
2020-09-08

System for monitoring grating formation

#225
15140676
2019-05-14

Multi-indexed printed optics designs

#226
14121004
2017-12-05

Apparatus and method for a diamond substrate for a multi-layered dielectric diffraction grating

#227
13947053
2016-04-12

Thermally compensated optical diffraction gratings

#228
13918711
2016-06-28

Self-forming diffraction gratings