ClassID:

216144

H01S5/3416 - CPC Classification

Classification description:

Semiconductor lasers; Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well lasers [SQW-lasers], multiple quantum well lasers [MQW-lasers] or graded index separate confinement heterostructure lasers [GRINSCH-lasers] containing details related to carrier capture times into wells or barriers tunneling through barriers

Recent Application in this class:
#1
20260155629
2026-06-04

HIGH-POWER, HIGH-EFFICIENCY INFRARED-EMITTING QUANTUM CASCADE LASERS

#2
20260074486
2026-03-12

VERTICAL-CAVITY SURFACE-EMITTING LASER, LASER ARRAY AND LIGHT-EMITTING DEVICE

#3
20250293483
2025-09-18

OPTOELECTRONIC SEMICONDUCTOR COMPONENT AND METHOD FOR PRODUCING AN OPTOELECTRONIC SEMICONDUCTOR COMPONENT

#4
20250192522
2025-06-12

SURFACE-EMITTING LASER DEVICE, DETECTION APPARATUS, AND MOBILE OBJECT

#5
20250174966
2025-05-29

VERTICAL CAVITY SURFACE EMITTING LASER DIODE (VCSEL) WITH TUNNEL JUNCTION

#6
20250167521
2025-05-22

TUNABLE VCSEL WITH ELECTRICAL AND OPTICAL CONFINEMENT VIA ETCHED POST

#7
20250167512
2025-05-22

VCSEL TRANSCEIVER MODULE

#8
20250158359
2025-05-15

VCSEL WITH TUNABLE GRATING

#9
20250158357
2025-05-15

HCG TUNABLE VCSEL WITH INTEGRATED DETECTOR IN THE SACRIFICIAL LAYER

#10
20250149858
2025-05-08

SURFACE EMITTING LASER, SURFACE EMITTING LASER ARRAY, AND MANUFACTURING METHOD FOR SURFACE EMITTING LASER

#11
20250141187
2025-05-01

SURFACE EMITTING LASER AND MANUFACTURING METHOD FOR SURFACE EMITTING LASER

#12
20250112445
2025-04-03

SEMICONDUCTOR OPTICAL DEVICE

#13
20250105588
2025-03-27

SEMICONDUCTOR LIGHT EMITTING DEVICE

#14
20250102628
2025-03-27

PHOTONIC CRYSTAL SURFACE-EMITTING LASER DIODES AND RELATED DEVICES FOR SELF-MIXING INTERFERENCE OR FREQUENCY MODULATED CONTINUOUS WAVE SENSING

#15
20250038485
2025-01-30

VCSEL-BASED OPTICAL DEVICE HAVING COMMON ANODE AND PLURALITY OF INSULATED CATHODE STRUCTURES, AND OPTICAL MODULE

#16
20250038481
2025-01-30

Systems using (3D) maps of at least a part of a body of a user

#17
20250023326
2025-01-16

SEMICONDUCTOR LASER DEVICE

#18
20240421562
2024-12-19

Systems including one or more VCSELs, for receiving a three dimensional (3D) map of at least a part of a body of a user

#19
20240413615
2024-12-12

METHOD FOR MANUFACTURING QUANTUM CASCADE LASER DEVICE AND QUANTUM CASCADE LASER DEVICE

#20
20240405515
2024-12-05

VERTICAL CAVITY LIGHT-EMITTING ELEMENT

#21
20240332900
2024-10-03

BOTTOM SURFACE EMITTING VERTICAL CAVITY SURFACE EMITTING LASER

#22
20240305064
2024-09-12

SURFACE-EMITTING LASER AND METHOD FOR MANUFACTURING SURFACE-EMITTING LASER

#23
20240275134
2024-08-15

SEMICONDUCTOR LASER DEVICE

#24
20240266802
2024-08-08

OPTOELECTRONIC COMPONENT AND LASER

#25
20240235161
2024-07-11

VCSEL POLARIZATION CONTROL WITH STRUCTURAL BIREFRINGENT CAVITY

#26
20240204479
2024-06-20

VERTICAL CAVITY SURFACE EMITTING LASER (VCSEL), LASER SENSOR AND METHOD OF PRODUCING A VCSEL

#27
20240162683
2024-05-16

MULTI-JUNCTION BOTTOM EMITTING VERTICAL CAVITY SURFACE EMITTING LASER AND THE FABRICATION METHOD OF THE SAME

#28
20240146027
2024-05-02

VERTICAL-CAVITY SURFACE-EMITTING LASER ARRAY WITH ISOLATED CATHODES AND A COMMON ANODE

#29
20240136798
2024-04-25

Bi-directional vertical cavity surface emitting lasers

#30
20240136796
2024-04-25

VCSEL POLARIZATION CONTROL WITH STRUCTURAL BIREFRINGENT CAVITY

#31
20240088625
2024-03-14

OPTOELECTRONIC DEVICE WITH VCSEL PROVIDING A GRID PATTERN

#32
20240088624
2024-03-14

MULTI-ACTIVE-REGION CASCADED BRAGG REFLECTION WAVEGUIDE EDGE-EMITTING DIODE LASER

#33
20240039247
2024-02-01

OPTOELECTRONIC SEMICONDUCTOR DEVICE AND METHOD FOR OPERATING AN OPTOELECTRONIC SEMICONDUCTOR DEVICE

#34
20240030685
2024-01-25

SEMICONDUCTOR LASER DIODE

#35
20240030682
2024-01-25

VCSEL AND VCSEL CHIP WITH SMALL DIVERGENCE ANGLE AND LIGHT SOURCE FOR LIDAR SYSTEM

#36
20230420918
2023-12-28

VERTICAL CAVITY SURFACE EMITTING LASER WITH ACTIVE LAYER-SPECIFIC ADDRESSABILITY

#37
20230396040
2023-12-07

SEMICONDUCTOR LASER EPITAXIAL STRUCTURE

#38
20230369828
2023-11-16

NANOCRYSTAL ARRAY, LASER DEVICE, AND DISPLAY DEVICE

#39
20230238775
2023-07-27

MANIPULATING BEAM DIVERGENCE OF MULTI-JUNCTION VERTICAL CAVITY SURFACE EMITTING LASER

#40
20230223742
2023-07-13

ALINGAAS/INGAASP/INP EDGE EMITTING SEMICONDUCTOR LASER INCLUDING MULTIPLE MONOLITHIC LASER DIODES

#41
20230216277
2023-07-06

LIGHT SOURCE DEVICE, AND RANGING DEVICE

#42
20230216276
2023-07-06

SEMICONDUCTOR LIGHT-EMITTING ELEMENT, LIGHT-EMITTING DEVICE, AND RANGING DEVICE

#43
20230130341
2023-04-27

BOTTOM-EMITTING MULTIJUNCTION VCSEL ARRAY

#44
20230108210
2023-04-06

Bi-directional vertical cavity surface emitting lasers

#45
20230102622
2023-03-30

Vertically offset vertical cavity surface emitting lasers

#46
20230102405
2023-03-30

SEMICONDUCTOR LASER DIODE INCLUDING MULTIPLE ACTIVE LAYERS AND A GRATING LAYER

#47
20230055037
2023-02-23

PHOTONIC CRYSTAL SURFACE-EMITTING LASER

#48
20220416512
2022-12-29

GALLIUM ARSENIDE BASED MULTI-JUNCTION DILUTE NITRIDE LONG-WAVELENGTH VERTICAL-CAVITY SURFACE-EMITTING LASER

#49
20220385041
2022-12-01

EMITTER WITH VARIABLE LIGHT REFLECTIVITY

#50
20220376476
2022-11-24

FABRICATING SEMICONDUCTOR DEVICES, SUCH AS VCSELS, WITH AN OXIDE CONFINEMENT LAYER

#51
20220344904
2022-10-27

Multi-active-region cascaded semiconductor laser

#52
20220294189
2022-09-15

MONOLITHICALLY INVERTED III-V LASER DIODE REALIZED USING BURIED TUNNEL JUNCTION

#53
20220271499
2022-08-25

Long wavelength VCSEL and integrated VCSEL systems on silicon substrates

#54
20220247154
2022-08-04

Edge emitting laser device

#55
20220239068
2022-07-28

III-NITRIDE-BASED VERTICAL CAVITY SURFACE EMITTING LASER (VCSEL) CONFIGURATIONS

#56
20220224080
2022-07-14

Vertical cavity surface emitting laser device and manufacturing method thereof

#57
20220209506
2022-06-30

METHODS FOR FORMING A VERTICAL CAVITY SURFACE EMITTING LASER DEVICE

#58
20220209501
2022-06-30

MULTIPHASE GROWTH SEQUENCE FOR FORMING A VERTICAL CAVITY SURFACE EMITTING LASER

#59
20220190559
2022-06-16

Multi-junction VCSEL with compact active region stack

#60
20220140570
2022-05-05

VERTICAL CAVITY SURFACE EMITTING DEVICE

#61
20210399525
2021-12-23

Vertical-cavity surface-emitting laser array with isolated cathodes and a common anode

#62
20210367407
2021-11-25

Vertical-cavity surface-emitting laser with a tunnel junction

#63
20210367404
2021-11-25

Vertical cavity surface emitting laser with active layer-specific addressability

#64
20210336418
2021-10-28

Integration of modulator and laser in a single chip

#65
20210281049
2021-09-09

Low divergence vertical cavity surface emitting lasers, and modules and host devices incorporating the same

#66
20210194216
2021-06-24

STACKED SEMICONDUCTOR LASERS WITH CONTROLLED SPECTRAL EMISSION

#67
20200395737
2020-12-17

Semiconductor laser diode

#68
20200343409
2020-10-29

Photon source and a method of fabricating a photon source

#69
20190204229
2019-07-04

Low Energy Laser Spectroscopy LELS

#70
20190027900
2019-01-24

Optical semiconductor device

#71
20180108804
2018-04-19

PHOTON SOURCE AND A METHOD OF FABRICATING A PHOTON SOURCE

#72
20160161411
2016-06-09

Low energy laser spectroscopy LELS

#73
20150280400
2015-10-01

Directly modulated laser for PON application

#74
20130308959
2013-11-21

Directly modulated laser for PON applications

#75
20130308178
2013-11-21

Co-modulation of DBR laser and integrated optical amplifier

#76
20130228810
2013-09-05

SOLID STATE LIGHTING LUMINAIRE AND A FABRICATION METHOD THEREOF

#77
20130228806
2013-09-05

Light emitting device with graded composition hole tunneling layer

#78
20130121361
2013-05-16

Interband cascade laser amplifier medium

#79
20120300804
2012-11-29

Interband cascade laser amplifier medium

#80
20120127564
2012-05-24

High-temperature interband cascade lasers

#81
20110108743
2011-05-12

Tuneable quantum light source

#82
20100097690
2010-04-22

High-temperature interband cascade lasers

#83
20100080257
2010-04-01

Nitride semiconductor device

#84
20090310639
2009-12-17

Laser device

#85
20090045392
2009-02-19

Nitride semiconductor device with superlattice active layer including barrier layers with different energy band gaps

#86
20080240173
2008-10-02

Method for controlling operation of light emitting transistors and laser transistors

#87
20080151956
2008-06-26

Interband tunneling intersubband transition semiconductor laser

#88
20050041711
2005-02-24

Intersubband semiconductor lasers with enhanced subband depopulation rate

#89
16951020
2022-04-12

Multi-junction VCSEL with compact active region stack

#90
16889963
2021-10-19

AlInGaAs/InGaAsP/InP edge emitting semiconductor laser including multiple monolithic laser diodes