Patents-Review.com
ClassID:

216019 ⎘

H01S5/2018 - 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; Confining in the direction perpendicular to the layer structure Optical confinement, e.g. absorbing-, reflecting- or waveguide-layers

Sub-classes:
Recent Application in this class:
#1
20260106432
2026-04-16

SEMICONDUCTOR OPTICAL INTEGRATED DEVICE, METHOD FOR DRIVING SEMICONDUCTOR OPTICAL INTEGRATED DEVICE, OPTICAL MODULE, MULTI-LEVEL INTENSITY MODULATION TRANSCEIVER, AND OPTICAL LINE TERMINATING DEVICE

 #2
20260100557
2026-04-09

SEMICONDUCTOR LASER

 #3
20260088590
2026-03-26

SEMICONDUCTOR LASER ELEMENT

 #4
20260056296
2026-02-26

Manufacturing Process for Lidar System with Individualized Semiconductor Optical Amplifier Dies

 #5
20250357725
2025-11-20

SEMICONDUCTOR OPTICAL DEVICE AND OPTICAL INTEGRATED DEVICE

 #6
20250329989
2025-10-23

High-Power Optical Gain Waveguides

 #7
20250286350
2025-09-11

SEMICONDUCTOR LASER DEVICE AND PREPARATION METHOD THEREFOR

 #8
20250279629
2025-09-04

WAVELENGTH-VARIABLE LASER

 #9
20250202197
2025-06-19

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

 #10
20250149861
2025-05-08

OXIDE-CONFINED SEMICONDUCTOR LASER HAVING HIGH ALUMINUM CONTENT AND METHOD OF FABRICATING THE SAME

 #11
20250133866
2025-04-24

III-NITRIDE-BASED HIGH EFFICIENCY AND HIGH-POWER DEVICES GROWN ON OR ABOVE A STRAIN RELAXED TEMPLATE

 #12
20250062593
2025-02-20

SEMICONDUCTOR LASER ELEMENT

 #13
20250055260
2025-02-13

ALIGNING A LASER AND A WAVEGUIDE USING A SPECTRAL SIGNATURE

 #14
20240388059
2024-11-21

PHOTONIC CRYSTAL LASER DEVICE AND METHOD FOR MANUFACTURING THE SAME

 #15
20240348015
2024-10-17

SURFACE-COUPLED INTEGRATED-CAVITY SEMICONDUCTOR LASER

 #16
20240332906
2024-10-03

EDGE-EMITTING LASER DIODE WITH INCREASED COD THRESHOLD

 #17
20240291240
2024-08-29

WAVELENGTH-VARIABLE LASER

 #18
20240235151
2024-07-11

LIGHT EMITTER

 #19
20240222939
2024-07-04

SEMICONDUCTOR STRUCTURE AND METHOD FOR MANUFACTURING SAME

 #20
20240222931
2024-07-04

HIGH-RELIABILITY LOW-DEFECT SEMICONDUCTOR LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME

 #21
20240136788
2024-04-25

LIGHT EMITTER

 #22
20240113503
2024-04-04

LIGHT-EMITTING DEVICE

 #23
20230361531
2023-11-09

LASER DEVICE AND METHOD OF MANUFACTURING THE SAME

 #24
20230187906
2023-06-15

Wavelength-variable laser

 #25
20230143150
2023-05-11

Optical device having a light-emitting structure and a waveguide integrated capacitor to monitor light

 #26
20230011972
2023-01-12

CONFINING FEATURES FOR MODE SHAPING OF LASERS AND COUPLING WITH SILICON PHOTONIC COMPONENTS

 #27
20220247148
2022-08-04

Confining features for mode shaping of lasers and coupling with silicon photonic components

 #28
20220050248
2022-02-17

Optical module

 #29
20220045481
2022-02-10

Semiconductor optical element

 #30
20210376558
2021-12-02

Semiconductor optical integrated device

 #31
20210367409
2021-11-25

Edge-emitting laser diode with improved power stability

 #32
20210305769
2021-09-30

QUANTUM CASCADE LASER

 #33
20210296850
2021-09-23

Method for increasing EAM bandwidth, component structure and manufacturing process thereof using plural p-i-n waveguides serially connected by high-impedance transmission lines

 #34
20210288471
2021-09-16

Vertical-Cavity Surface-Emitting Device with Epitaxial Index Guide

 #35
20210234339
2021-07-29

Method and device for aligning a laser and a waveguide

 #36
20210218227
2021-07-15

Low Resistance Vertical Cavity Light Source with PNPN Blocking

 #37
20210210929
2021-07-08

Wavelength-variable laser

 #38
20210184436
2021-06-17

Wavelength-variable laser

 #39
20200373736
2020-11-26

Method, system and apparatus for higher order mode suppression

 #40
20200328574
2020-10-15

Increase VCSEL power using multiple gain layers

 #41
20200313395
2020-10-01

Semiconductor laser and atomic oscillator

 #42
20200295538
2020-09-17

Low resistance vertical cavity light source with PNPN blocking

 #43
20200287351
2020-09-10

Vertical cavity surface emitting laser

 #44
20200266611
2020-08-20

Light emitting device and method of manufacturing same, and projector

 #45
20200203919
2020-06-25

Monolithic integrated semiconductor random laser

 #46
20200083671
2020-03-12

Optical semiconductor device

 #47
20200067279
2020-02-27

Wavelength-variable laser

 #48
20200028330
2020-01-23

Vertically-coupled surface-etched grating DFB laser

 #49
20190252861
2019-08-15

Vertically-coupled surface-etched grating DFB laser

 #50
20190252855
2019-08-15

Two-dimensional photonic crystal surface-emitting laser with transparent conductive cladding layer

 #51
20190229492
2019-07-25

Semiconductor laser device and method of manufacturing the same

 #52
20190140426
2019-05-09

Laser device with a stepped graded index separate confinement heterostructure

 #53
20190115728
2019-04-18

Quantum cascade laser

 #54
20190081457
2019-03-14

Pumped edge emitters with metallic coatings

 #55
20190020177
2019-01-17

Vertical-cavity surface-emitting device with epitaxial index guide

 #56
20190020176
2019-01-17

Low resistance vertical cavity light source with PNPN blocking

 #57
20180366908
2018-12-20

Edge-emitting laser having small vertical emitting angle

 #58
20180331503
2018-11-15

Wavelength-variable laser

 #59
20180323581
2018-11-08

Semiconductor laser arrangement and projector

 #60
20180138663
2018-05-17

Semiconductor laser device

 #61
20180123317
2018-05-03

Method, system and apparatus for higher order mode suppression

 #62
20180083423
2018-03-22

Nanophosphors-converted quantum photonic imager for efficient emission of white light in a micro-pixel array and methods for making the same

 #63
20180054038
2018-02-22

SEMICONDUCTOR LASER APPARATUS

 #64
20180019572
2018-01-18

Low resistance vertical cavity light source with PNPN blocking

 #65
20170353005
2017-12-07

High-power planar waveguide (PWG) pumphead with modular components for high-power laser system

 #66
20170338627
2017-11-23

Quantum cascade laser

 #67
20170294761
2017-10-12

LASER DIODE

 #68
20170163000
2017-06-08

Photonic integrated circuit including compact lasers with extended tunability

 #69
20170098919
2017-04-06

EDGE EMITTING SEMICONDUCTOR LASER SYSTEM

 #70
20170063044
2017-03-02

Quantum cascade laser

 #71
20170063043
2017-03-02

Methods for forming photonic integrated circuits based on quantum cascade structures

 #72
20170033536
2017-02-02

Quantum cascade laser

 #73
20160322785
2016-11-03

Angled facet broad-ridge quantum cascade laser

 #74
20160301192
2016-10-13

III-V lasers with integrated silicon photonic circuits

 #75
20160285238
2016-09-29

Semiconductor laser device and method of manufacturing the semiconductor laser device

 #76
20160276807
2016-09-22

Monolithic integrated photonics with lateral bipolar and BiCMOS

 #77
20160233647
2016-08-11

Semiconductor device and fabrication method

 #78
20160211650
2016-07-21

Optical semiconductor device

 #79
20160104997
2016-04-14

Multiple flared laser oscillator waveguide

 #80
20160036201
2016-02-04

Laser element and laser device

 #81
20160006216
2016-01-07

Flared laser oscillator waveguide

 #82
20150318669
2015-11-05

Semiconductor laser and method for producing a semiconductor laser comprising a feedback element

 #83
20150311676
2015-10-29

Optical semiconductor device, semiconductor laser module, and optical fiber amplifier

 #84
20150311674
2015-10-29

Semiconductor laser device and manufacturing method of the same

 #85
20150295387
2015-10-15

Laser diode

 #86
20150280403
2015-10-01

Vertical integration of a hybrid optical source

 #87
20150244151
2015-08-27

Semiconductor device and fabrication method

 #88
20150236478
2015-08-20

Photonic device structure and fabrication method thereof

 #89
20150229105
2015-08-13

Nitride semiconductor laser element

 #90
20150194788
2015-07-09

Ridge laser

 #91
20150155683
2015-06-04

Method of fabricating and operating an optical modulator

 #92
20150140710
2015-05-21

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

 #93
20150132002
2015-05-14

Integrated laser and method of fabrication thereof

 #94
20150103858
2015-04-16

Optical semiconductor device, semiconductor laser module, and optical fiber amplifier

 #95
20150049776
2015-02-19

Methods of producing optoelectronic semiconductor components, and optoelectronic semiconductor lasers

 #96
20140301421
2014-10-09

Flared laser oscillator waveguide

 #97
20140133508
2014-05-15

Photonic device structure and fabrication method thereof

 #98
20140098833
2014-04-10

Hybrid vertical cavity laser for photonic integrated circuit

 #99
20130287057
2013-10-31

High-efficiency diode laser

 #100
20130188904
2013-07-25

Hybrid laser light sources for photonic integrated circuits

 #101
20130114633
2013-05-09

Nitride-composite semiconductor laser element, its manufacturing method, and semiconductor optical device

 #102
20130039376
2013-02-14

Optoelectronic semiconductor chip

 #103
20120296589
2012-11-22

Waveguide, apparatus including the waveguide, and method of manufacturing the waveguide

 #104
20120250717
2012-10-04

Edge emitting semiconductor laser

 #105
20120106583
2012-05-03

VERTICALLY-COUPLED SURFACE-ETCHED GRATING DFB LASER

 #106
20120069863
2012-03-22

Group III nitride-based green-laser diodes and waveguide structures thereof

 #107
20120008657
2012-01-12

Laser diode

 #108
20110317730
2011-12-29

Diode laser type device

 #109
20110013270
2011-01-20

Reflective semiconductor optical amplifier with constant gain versus wavelength

 #110
20110007766
2011-01-13

STRUCTURE FOR IMPROVING THE MIRROR FACET CLEAVING YIELD OF (Ga,Al,In,B)N LASER DIODES GROWN ON NONPOLAR OR SEMIPOLAR (Ga,Al,In,B)N SUBSTRATES

 #111
20100278205
2010-11-04

Nitride semiconductor laser device including growth-inhibiting film at dislocation concentrated region

 #112
20090011530
2009-01-08

Method of manufacturing nitride-composite semiconductor laser element, with disclocation control

 #113
20070183469
2007-08-09

Nitride based semiconductor laser diode

 #114
20060038185
2006-02-23

Light emitting device and light emitting device module

 #115
20050042787
2005-02-24

Nitride-composite semiconductor laser element, its manufacturing method, and semiconductor optical device

 #116
18811327
2025-09-16

Manufacturing process for LIDAR system with individualized semiconductor optical amplifier dies

 #117
17495378
2023-08-01

Strained and strain control regions in optical devices

 #118
16859070
2021-10-19

Strained and strain control regions in optical devices

 #119
16551338
2021-01-05

Low resistance vertical cavity light source with PNPN blocking

 #120
16537139
2020-12-29

Vertical-cavity surface-emitting device with epitaxial index guide

 #121
15624934
2018-07-03

Edge-emitting laser having small vertical emitting angle

 #122
15412862
2017-12-05

Semiconductor light-emitting device

 #123
15177956
2017-02-14

Method of strain engineering and related optical device using a gallium and nitrogen containing active region

 #124
14663486
2016-01-26

Light-emitting devices with integrated diamond

 #125
14603948
2015-10-20

Laser devices having a gallium and nitrogen containing semipolar surface orientation

 #126
13357518
2015-07-28

Method and structure for laser devices using optical blocking regions

 #127
13050673
2013-05-28

High efficiency III-nitride light-emitting diodes