ClassID:

216033

H01S5/2081 - CPC Classification

Classification description:

Semiconductor lasers; Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers; Methods of obtaining the confinement using special etching techniques

Sub-classes:
Recent Application in this class:
#1
20260039088
2026-02-05

REFRACTIVE INDEX ENGINEERING FOR BRIGHTNESS ENHANCEMENT AND KINK SUPPRESSION IN OPTICAL EMITTING DEVICES

#2
20250202197
2025-06-19

LIGHT SOURCE COMPRISING A RESONANT CAVITY WITH DISTRIBUTED FEEDBACK AND METHOD FOR MANUFACTURING A SUCH LIGHT SOURCE

#3
20250079791
2025-03-06

LASER ARRAY DEVICE HAVING INDIVIDUALLY-ADDRESSABLE CATHODE

#4
20250070536
2025-02-27

MANUFACTURABLE DEVICES FORMED ON GALLIUM AND NITROGEN MATERIAL

#5
20240372331
2024-11-07

METHOD FOR PRODUCING AT LEAST ONE LASER CHIP, AND LASER CHIP

#6
20240178638
2024-05-30

SEMICONDUCTOR LASER DIODE ARRAY AND THE METHOD FOR MANUFACTURING A TWO-DIMENSIONAL SEMICONDUCTOR LASER DIODE ARRAY

#7
20240136798
2024-04-25

Bi-directional vertical cavity surface emitting lasers

#8
20240006853
2024-01-04

LASER DIODE AND METHOD FOR MANUFACTURING THE SAME

#9
20230411930
2023-12-21

Oxide Aperture Shaping In Vertical Cavity Surface-Emitting Laser

#10
20230238777
2023-07-27

Manufacturable devices formed on gallium and nitrogen material

#11
20230108210
2023-04-06

Bi-directional vertical cavity surface emitting lasers

#12
20220329047
2022-10-13

Surface Emitting Laser and Method for Manufacturing the Same

#13
20220190558
2022-06-16

Oxide aperture shaping in vertical cavity surface-emitting laser

#14
20220115841
2022-04-14

Semiconductor laser with a mode expansion layer

#15
20210226421
2021-07-22

Manufacturable laser diode formed on c-plane gallium and nitrogen material

#16
20210184430
2021-06-17

Surface-emitting laser device and method for manufacturing surface-emitting laser device

#17
20210159668
2021-05-27

Vertical cavity surface emitting device with a buried index guiding current confinement layer

#18
20210135429
2021-05-06

Oxide spacer HCG VCSELS and fabrication methods

#19
20210119418
2021-04-22

Method for manufacturing optical semiconductor device

#20
20210066537
2021-03-04

Method of manufacturing a III-V based optoelectronic device

#21
20210013700
2021-01-14

Surface emitting laser element and manufacturing method of the same

#22
20210006042
2021-01-07

GROUP-III NITRIDE SEMICONDUCTOR LASER DEVICE

#23
20200358252
2020-11-12

Oxide aperture shaping in vertical cavity surface-emitting laser

#24
20200274317
2020-08-27

Semiconductor laser device

#25
20200220327
2020-07-09

Pillar confined backside emitting VCSEL

#26
20200099196
2020-03-26

Manufacturable laser diode formed on c-plane gallium and nitrogen material

#27
20200028330
2020-01-23

Vertically-coupled surface-etched grating DFB laser

#28
20190252861
2019-08-15

Vertically-coupled surface-etched grating DFB laser

#29
20190252851
2019-08-15

Semiconductor laser device

#30
20190214787
2019-07-11

Pillar confined backside emitting VCSEL

#31
20190089132
2019-03-21

Tunable laser for coherent transmission system

#32
20180366905
2018-12-20

Vertical-cavity surface-emitting laser with high modulation speed

#33
20180331498
2018-11-15

Tunable waveguide devices

#34
20180331497
2018-11-15

Tunable waveguide devices

#35
20180323879
2018-11-08

Photonic integrated circuit

#36
20180287345
2018-10-04

VCSELs with improved optical and electrical confinement

#37
20180152003
2018-05-31

Method and device concerning III-nitride edge emitting laser diode of high confinement factor with lattice matched cladding layer

#38
20180131159
2018-05-10

Tunable waveguide devices

#39
20180131158
2018-05-10

Tunable waveguide devices

#40
20180131157
2018-05-10

Tunable waveguide devices

#41
20180040512
2018-02-08

Method for producing a semiconductor body

#42
20180013265
2018-01-11

Manufacturable laser diode formed on c-plane gallium and nitrogen material

#43
20170302058
2017-10-19

Method for patterning a sequence of layers and semiconductor laser device

#44
20170195055
2017-07-06

Photonic integrated circuit

#45
20170070033
2017-03-09

Method of manufacturing surface-emitting semiconductor laser element

#46
20170063045
2017-03-02

Manufacturable laser diode formed on C-plane gallium and nitrogen material

#47
20170063034
2017-03-02

Method for manufacturing an optical member and method for manufacturing a semiconductor laser device

#48
20160352076
2016-12-01

Semiconductor laser diode and method of fabricating the same

#49
20160268768
2016-09-15

Method for manufacturing optical semiconductor device having modulator with hollowed regions between waveguides

#50
20160247682
2016-08-25

Method for manufacturing semiconductor device, and semiconductor device

#51
20150325979
2015-11-12

Edge emitting semiconductor laser

#52
20150140710
2015-05-21

Manufacturable laser diode formed on C-plane gallium and nitrogen material

#53
20140193933
2014-07-10

Method for manufacturing semiconductor optical device

#54
20140079085
2014-03-20

Vertical-cavity surface-emitting laser and method of fabricating the same

#55
20130343418
2013-12-26

VCSEL array with increased efficiency

#56
20130330867
2013-12-12

Semiconductor optical integrated device and method for fabricating the same

#57
20130223465
2013-08-29

Surface-emitting laser, surface-emitting laser array, method of manufacturing surface-emitting laser, method of manufacturing surface-emitting laser array and optical apparatus equipped with surface-emitting laser array

#58
20130010824
2013-01-10

Semiconductor optical integrated device and method for fabricating the same

#59
20120327965
2012-12-27

SEMICONDUCTOR LASER ELEMENT, METHOD OF MANUFACTURING SEMICONDUCTOR LASER ELEMENT, AND OPTICAL MODULE

#60
20120250717
2012-10-04

Edge emitting semiconductor laser

#61
20120153260
2012-06-21

Chemically-etched nanostructures and related devices

#62
20120106583
2012-05-03

VERTICALLY-COUPLED SURFACE-ETCHED GRATING DFB LASER

#63
20110268144
2011-11-03

NITRIDE SEMICONDUCTOR LASER DEVICE

#64
20110261853
2011-10-27

Nitride semiconductor device and method for fabricating the same

#65
20110165712
2011-07-07

Process for producing surface-emitting laser and process for producing surface-emitting laser array

#66
20110164642
2011-07-07

Laser diode with ridge waveguide structure and method for manufacturing the same

#67
20100330720
2010-12-30

Group-III nitride based laser diode and method for fabricating same

#68
20100279447
2010-11-04

DBR laser with improved thermal tuning efficiency

#69
20100220763
2010-09-02

Surface emitting laser array

#70
20100003778
2010-01-07

METHOD OF MANUFACTURING SEMICONDUCTOR LASER

#71
20090311812
2009-12-17

Surface emitting laser and manufacturing method thereof

#72
20090275160
2009-11-05

Semiconductor device manufacturing method

#73
20090203162
2009-08-13

Method for manufacturing optical element

#74
20090168819
2009-07-02

Vertical-cavity surface-emitting laser diode device

#75
20090137078
2009-05-28

Semiconductro laser device

#76
20090093076
2009-04-09

Method for manufacturing monolithic semiconductor laser

#77
20090041076
2009-02-12

Opto-semiconductor devices

#78
20090041073
2009-02-12

DBR laser with improved thermal tuning efficiency

#79
20090035884
2009-02-05

Method for manufacturing surface-emitting laser

#80
20080283493
2008-11-20

Method for forming etching mask, method for fabricating three-dimensional structure and method for fabricating three-dimensional photonic crystalline laser device

#81
20080176352
2008-07-24

Semiconductor laser device

#82
20080175291
2008-07-24

Semiconductor laser, method of manufacturing semiconductor device, optical pickup, and optical disk apparatus

#83
20080151959
2008-06-26

SURFACE EMITTING LASER AND MANUFACTURING METHOD THEREOF

#84
20080112453
2008-05-15

Group-III nitride based laser diode and method for fabricating same

#85
20080073716
2008-03-27

Optical semiconductor device having ridge structure formed on active layer containing p-type region and its manufacture method

#86
20080070419
2008-03-20

Process of manufacturing a semiconductor device

#87
20080031297
2008-02-07

Optical element, method for manufacturing optical element and semiconductor laser device using the optical element

#88
20070134926
2007-06-14

Method of etching for multi-layered structure of semiconductors in group III-V and method for manufacturing vertical cavity surface emitting laser device

#89
20070090338
2007-04-26

Light-emitting device and light-emitting device array using a whispering gallery mode, and method for manufacturing same

#90
20060292868
2006-12-28

Surface emitting semiconductor laser

#91
20060281327
2006-12-14

Semiconductor laser element and method of fabrication thereof

#92
20060222031
2006-10-05

Opto-semiconductor devices

#93
20060222030
2006-10-05

Optical semiconductor device, manufacturing method therefor, and optical semiconductor apparatus

#94
20060197104
2006-09-07

Semiconductor device and fabrication method thereof

#95
20060187991
2006-08-24

Laterally oxidized vertical cavity surface emitting lasers

#96
20060186422
2006-08-24

Etching a nitride-based heterostructure

#97
20060186420
2006-08-24

Semiconductor device such as semiconductor laser device and manufacturing method therefor, and optical transmission module and optical disk unit employing the semiconductor laser device

#98
20060110926
2006-05-25

Control of photoelectrochemical (PEC) etching by modification of the local electrochemical potential of the semiconductor structure relative to the electrolyte

#99
20050279993
2005-12-22

Semiconductor laser device and method for fabricating the same

#100
20050275053
2005-12-15

Optical module device driven by a single power supply

#101
20050245089
2005-11-03

Process of manufacturing a semiconductor device

#102
20050226299
2005-10-13

Vertical-cavity surface emitting laser diode

#103
20050213911
2005-09-29

Method for manufacturing a photonic device and a photonic device

#104
20050208768
2005-09-22

Method for manufacturing gratings in semiconductor materials that readily oxidise

#105
20050199896
2005-09-15

Method of fabricating surface-emission type light-emitting device, surface-emitting semiconductor laser, method of fabricating the same, optical module and optical transmission device

#106
20050189315
2005-09-01

Method for manufacturing gratings in semiconductor materials

#107
20050176165
2005-08-11

Semiconductor device, semiconductor laser device, manufacturing method for semiconductor device, manufacturing method for semiconductor laser device, optical disk device and optical transmission system

#108
20050164420
2005-07-28

Semiconductor laser device with a current non-injection region near a resonator end face, and fabrication method thereof

#109
20050158902
2005-07-21

Method and structure for eliminating polarization instability in laterally—oxidized VCSELs

#110
20050151137
2005-07-14

Method for producing an optical emission module having at least two vertically emitting lasers

#111
20050063437
2005-03-24

Vertical-cavity surface emitting laser diode and method for producing the same

#112
20050030997
2005-02-10

Semiconductor laser device and its manufacturing method

#113
17727929
2025-07-08

Continuously variable optical confinement for optical amplifiers