ClassID:

52802

B29D11/00721 - CPC Classification

Classification description:

Producing optical elements, e.g. lenses or prisms; Production of light guides involving preforms for the manufacture of light guides

Recent Application in this class:
#1
20250251544
2025-08-07

MULTI-CORE FIBER AND METHOD OF FABRICATION THEREOF

#2
20250251541
2025-08-07

SHAPED PART AND METHOD FOR PRODUCING A SHAPED PART

#3
20250189724
2025-06-12

TIR-ASSISTED LASER WELDING OF OPTICAL COMPONENTS

#4
20250012968
2025-01-09

ORGANICALLY MODIFIED CHALCOGENIDE POLYMER PREFORMS AND FIBERS

#5
20240165868
2024-05-23

MULTI-MATERIAL FIBERS AND METHODS OF MANUFACTURING THE SAME

#6
20240151893
2024-05-09

METHOD OF FABRICATION OF COMPOUND LIGHT-GUIDE OPTICAL ELEMENTS

#7
20240118485
2024-04-11

PLASTIC WAVELENGTH SHIFTING FIBER AND ITS MANUFACTURING METHOD

#8
20230311438
2023-10-05

Multi-core polymer optical fibre and the fabrication thereof

#9
20230251415
2023-08-10

Method of fabrication of compound light-guide optical elements

#10
20220390665
2022-12-08

Production method and corresponding structures of compound light-guide optical elements

#11
20220373758
2022-11-24

METHOD FOR PRODUCING PLASTIC OPTICAL FIBER

#12
20220307878
2022-09-29

ELONGATED MICROSTRUCTURED CAPACITIVE SENSOR

#13
20220196907
2022-06-23

Antiresonant hollow core fibre, preform therefor and method of fabrication

#14
20220194034
2022-06-23

Fibre forming process

#15
20220073408
2022-03-10

Translating fluid bearings during an optical fiber draw process

#16
20220033998
2022-02-03

MULTI-MATERIAL POLYMER FILAMENT FOR THREE-DIMENSIONAL PRINTING

#17
20210362396
2021-11-25

Multi-material fibers and methods of manufacturing the same

#18
20210333445
2021-10-28

Manufacture of optical light guides

#19
20210302647
2021-09-30

Optical Fiber with Sequential Varying Core Profile Zones

#20
20210292934
2021-09-23

MICROSTRUCTURED MATERIALS

#21
20210271025
2021-09-02

Methods and apparatuses for casting polymer products

#22
20210213694
2021-07-15

Light guide film product processing apparatus

#23
20210189605
2021-06-24

MULTI-MATERIAL POLYMER FILAMENT FOR THREE-DIMENSIONAL PRINTING CO-DRAWN WITH FUNCTIONAL OR STRUCTURAL THREAD

#24
20200124746
2020-04-23

Pellet-start process for making transverse anderson localization optical element

#25
20200116934
2020-04-16

Methods and apparatuses for casting polymer products

#26
20200012038
2020-01-09

Optical fiber manufacturing apparatus and method of starting optical fiber manufacturing apparatus

#27
20190389162
2019-12-26

Forming polymer optical devices by mold-constrained relaxation expansion

#28
20190275704
2019-09-12

METHOD AND DEVICE FOR FORMING MICROSTRUCTURED FIBRE

#29
20190263705
2019-08-29

METHOD OF THERMALLY DRAWINGS STRUCTURED SHEETS

#30
20190258015
2019-08-22

Fiber optic cables with extruded access features and methods of making fiber optic cables

#31
20190202118
2019-07-04

System and method for additively manufacturing functional elements into existing components

#32
20190200467
2019-06-27

Frame-type optical member with optical fiber and multi-panel display device with same

#33
20190129102
2019-05-02

Portable device for attaching a connector to an optical fiber

#34
20190113674
2019-04-18

LED LIGHT GUIDE ASSEMBLY FOR INJECTION MOLDING PLASTIC ENCAPSULATION

#35
20190054708
2019-02-21

Method and device for making net point of light guide plate

#36
20190047240
2019-02-14

Multi-material stretchable optical, electronic and optoelectronic fibers and ribbons composites via thermal drawing

#37
20190047238
2019-02-14

Method of manufacturing optical fiber and optical fiber

#38
20190007139
2019-01-03

Free space optical communication-enabled textile assembly

#39
20180329168
2018-11-15

Fiber optic cables with extruded access features and methods of making fiber optic cables

#40
20180290409
2018-10-11

Method of manufacturing optical fiber, optical fiber manufacturing apparatus, and control apparatus therefor

#41
20180257971
2018-09-13

Method of thermally drawing structured sheets

#42
20180087189
2018-03-29

Process for creating a filament

#43
20180059335
2018-03-01

Methods of securing an optical fiber within an optical fiber connector using a heating apparatus

#44
20180059315
2018-03-01

Backlight module and the manufacturing method thereof

#45
20170307840
2017-10-26

Fiber optic cables with extruded access features and methods of making fiber optic cables

#46
20170299810
2017-10-19

Optical light guide element and a method for manufacturing

#47
20170285287
2017-10-05

Optical fiber ribbon, method for manufacturing optical fiber ribbon, and UV-curable resin composition used for formation of connection parts in intermittently connected optical fiber ribbon

#48
20170269322
2017-09-21

Multicore optical fibers and methods of manufacturing the same

#49
20170146749
2017-05-25

Connector for an optical fiber and combinations, kits, and methods of using the same

#50
20170136657
2017-05-18

METHOD AND DEVICE FOR FORMING MICROSTRUCTURED FIBRE

#51
20170131496
2017-05-11

Binder film for a fiber optic cable

#52
20170113961
2017-04-27

Apparatus for manufacturing an optical fiber

#53
20170097135
2017-04-06

Light guide for a vehicle lighting unit

#54
20170094815
2017-03-30

Plate-type optical member with optical fiber and multi-panel display device with the same

#55
20170094814
2017-03-30

Frame-type optical member with optical fiber and multi-panel display device with same

#56
20170082818
2017-03-23

Environmental sealing arrangement for furcated optical fibers

#57
20170052319
2017-02-23

Light guide with optical element molded thereto

#58
20170023729
2017-01-26

MANUFACTURING METHOD OF LIGHT GUIDE PLATE

#59
20160376170
2016-12-29

LIGHT GUIDING MEMBER AND LIGHT EMITTING ARRANGEMENT

#60
20160356976
2016-12-08

Optical fiber tape manufacturing method, abnormality detection method, and manufacturing system

#61
20160341864
2016-11-24

Assembly jig for LED module and light guide plate, an assembling method and a backlight module

#62
20160299311
2016-10-13

Former, optical fiber unit manufacturing method and optical cable manufacturing method

#63
20160282545
2016-09-29

Method of manufacturing light guide plate, lighting device, and display device

#64
20160281267
2016-09-29

Process for creating a polymer filament suitable for use in three-dimensional printing

#65
20160266313
2016-09-15

THERMALLY PRINTED OPTIC CIRCUITS

#66
20160233367
2016-08-11

ILLUMINATION SYSTEM AND MANUFACTURING METHOD THEREOF

#67
20160229136
2016-08-11

Method of manufacturing optical fiber, optical fiber manufacturing apparatus, and control apparatus therefor

#68
20160185058
2016-06-30

Method and equipment for manufacturing light guide plate

#69
20160185057
2016-06-30

Method of manufacturing optical fiber and apparatus of manufacturing the same

#70
20160109677
2016-04-21

Fiber optic cables with extruded access features and methods of making fiber optic cables

#71
20150376359
2015-12-31

Thermoplastic resin shaped-article, method of manufacturing the same, thermoplastic resin light guide, light source device, and liquid crystal display device

#72
20150344348
2015-12-03

Method and apparatus for clamping a spinning preform and reducing the vibration of twisted optical fiber from a spinning preform

#73
20150338568
2015-11-26

Resin composition for light guide article-preform, light guide article-preform, laminated light guide article-preform, light guide article for surface light source device and surface light source device

#74
20150293321
2015-10-15

Binder film for a fiber optic cable

#75
20150273732
2015-10-01

Method of forming single-mode polymer waveguide array assembly

#76
20150266248
2015-09-24

Method of forming single-mode polymer waveguide array assembly

#77
20150241652
2015-08-27

Binder film for a fiber optic cable

#78
20150212253
2015-07-30

Backlight module, display comprising the same and method for manufacturing light guiding plate

#79
20150202802
2015-07-23

Method of forming single-mode polymer waveguide array connector

#80
20150086168
2015-03-26

Binder film for a fiber optic cable

#81
20140361452
2014-12-11

METHOD AND APPARATUS FOR MAKING A TAPER IN AN OPTICAL FIBER

#82
20140322379
2014-10-30

EXTRUSION MOLDING DEVICE

#83
20140314105
2014-10-23

Fiber with asymmetrical core and method for manufacturing same

#84
20140270643
2014-09-18

Method of and apparartus for inscription of fiber gratings from multiple azimuthal angles and fiber so inscribed

#85
20140242329
2014-08-28

Method of thermally drawing structured sheets

#86
20140238473
2014-08-28

Method of co-drawing hybrid incompatible materials

#87
20140225289
2014-08-14

Method and apparatus for clamping a spinning preform and reducing the vibration of twisted optical fiber from a spinning preform

#88
20140212084
2014-07-31

Fiber sensor

#89
20140170695
2014-06-19

Biological cell nanocavity probes

#90
20140147613
2014-05-29

RESIN MOLDED PRODUCT AND MOLDING METHOD AND MOLDING APPARATUS THEREOF

#91
20140104861
2014-04-17

Optical device, in particular for an automotive vehicle, such as a lighting or signalling device

#92
20140093209
2014-04-03

Optical fiber assembly, optical probe, and method for manufacturing optical fiber assembly

#93
20140061979
2014-03-06

Method of forming single-mode polymer waveguide array connector

#94
20140037777
2014-02-06

Method of forming single-mode polymer waveguide array assembly

#95
20140035175
2014-02-06

Method of forming single-mode polymer waveguide array assembly

#96
20140023319
2014-01-23

TRANSPARENT DIFFUSER FOR LIGHTING AND METHODS OF MANUFACTURING TRANSPARENT DIFFUSER

#97
20140023317
2014-01-23

Transparent diffuser for diffusing multiple wavelengths of light and method of manufacturing transparent diffuser

#98
20130299076
2013-11-14

Systems and techniques for improving insertion loss performance of multicore fiber connectors

#99
20130259421
2013-10-03

Method of manufacturing optical waveguide device and optical waveguide device

#100
20130216192
2013-08-22

Fiber optic cables with access features

#101
20130213929
2013-08-22

Method of forming a lighting system

#102
20130154137
2013-06-20

Optical element and method for the production thereof

#103
20120275750
2012-11-01

Polarization-maintaining optical fiber with pure silica core

#104
20110134524
2011-06-09

BIREFRINGENT MATERIAL

#105
20100316856
2010-12-16

Dies for forming extrusions with thick and thin walls

#106
20100296155
2010-11-25

OPTICAL FIBER RAMAN AMPLIFIER

#107
20100195346
2010-08-05

Optical device, in particular for an automotive vehicle, such as a lighting or signaling device

#108
20100166358
2010-07-01

Dual Fiber Grating and Methods of Making and Using Same

#109
20100158459
2010-06-24

Long Lifetime Optical Fiber and Method

#110
20100140820
2010-06-10

Method of Fabricating Polymer Optical Fiber Preform For Polymer Optical Fibers

#111
20090257725
2009-10-15

Preform for an optical fibre

#112
20090238525
2009-09-24

PRODUCTION METHOD OF PREFORM OF PLASTIC OPTICAL MEMBER AND PLASTIC OPTICAL FIBER

#113
20090220785
2009-09-03

METHOD AND DEVICE FOR FORMING MICROSTRUCTURED FIBRE

#114
20090098401
2009-04-16

Plastic optical fiber preform and production method thererof

#115
20090069514
2009-03-12

Production method of optical transmission medium

#116
20080303180
2008-12-11

Method of manufacturing all-in-one type light guide plate

#117
20080279519
2008-11-13

Optical element and method for the production thereof

#118
20080277810
2008-11-13

Method and Apparatus for Manufacturing Plastic Optical Fiber

#119
20080073803
2008-03-27

Method for assembling mold for forming plastic lens

#120
20070205526
2007-09-06

Plastic optical fiber and method for manufacturing the same

#121
20070128749
2007-06-07

Multicore Microstructured Optical Fibers for Imaging

#122
20070028651
2007-02-08

Method for making large diameter multicore optical waveguide

#123
20070009216
2007-01-11

Photonic bandgap optical waveguide with anti-resonant core boundary

#124
20060151898
2006-07-13

Device and method for assembling mold for forming plastic lens

#125
20060121226
2006-06-08

Preform for producing plastic optical components, method of fabricating the preform, and plastic optical fiber

#126
20060107892
2006-05-25

Apparatus and method for fabricating preform for plastic optical fiber by successive UV polymerization

#127
20060088260
2006-04-27

Enhanced optical waveguide

#128
20050286847
2005-12-29

Process for manufacturing a micro-structured optical fibre

#129
20050259944
2005-11-24

Fiber waveguide formed from chalcogenide glass and polymer

#130
20050213906
2005-09-29

Optical transmission mediums, and processes and apparatus for producing optical transmission mediums

#131
20050184410
2005-08-25

Apparatus and method for drawing an optical fiber

#132
20050180708
2005-08-18

Method for preparing plastic optical fiber preform

#133
20050163452
2005-07-28

Plastic optical fiber and method for producing the same

#134
20050147368
2005-07-07

Plastic optical fiber, optical fiber cable, plugged optical fiber cable, and production methods thereof

#135
20050147366
2005-07-07

Constructing preforms from capillaries and canes

#136
20050117869
2005-06-02

Plastic optical fiber, plastic optical fiber preform and method for manufacturing preform

#137
20050089670
2005-04-28

Casting preforms for optical fibres

#138
20050036731
2005-02-17

Method of optical fibre preform manufacture

#139
20050034484
2005-02-17

Preparing preforms for fibre fabrication

#140
20050009944
2005-01-13

Amorphous perfluorinated copolymers

#141
17065333
2021-12-28

Optical and functional metrology of microstructured optical fibers

#142
16904456
2022-12-27

Methods for forming image transport layers for electronic devices

#143
16414570
2020-11-10

Optical and functional metrology of microstructured optical fibers

#144
14659422
2017-03-14

Method of fabrication of low-bend-loss single mode fibers of very large mode areas