Patents-Review.com
ClassID:

215988 ⎘

H01S5/18322 - CPC Classification

Classification description:

Semiconductor lasers; Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region; Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL] having a special structure for lateral current or light confinement Position of the structure

Sub-classes:
Recent Application in this class:
#1
20260142441
2026-05-21

Vertical-Cavity Surface-Emitting Laser with Reduced Bondpad Parasitic Capacitances

 #2
20250167522
2025-05-22

VERTICAL CAVITY LIGHT-EMITTING ELEMENT

 #3
20250167521
2025-05-22

TUNABLE VCSEL WITH ELECTRICAL AND OPTICAL CONFINEMENT VIA ETCHED POST

 #4
20240348014
2024-10-17

PLATED TRENCH FOR PARASITIC CAPACITANCE CONTROL OF VERTICAL CAVITY SURFACE EMITTING LASER DEVICES

 #5
20240313506
2024-09-19

SURFACE EMITTING DEVICE

 #6
20240128722
2024-04-18

VERTICAL CAVITY SURFACE EMITTING LASER DEVICE

 #7
20220416509
2022-12-29

LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING LIGHT EMITTING DEVICE

 #8
20220376479
2022-11-24

DENSELY PACKED VCSEL ARRAY

 #9
20220302680
2022-09-22

BEAM SHAPING METASURFACE

 #10
20220247152
2022-08-04

METHOD OF FABRICATING A VCSEL DEVICE AND VCSEL DEVICE

 #11
20220239067
2022-07-28

Techniques for vertical cavity surface emitting laser oxidation

 #12
20220037854
2022-02-03

VERTICAL CAVITY SURFACE EMITTING LASER

 #13
20210305783
2021-09-30

Vertical-cavity surface-emitting laser (VCSEL) device and method of making the same

 #14
20210218227
2021-07-15

Low Resistance Vertical Cavity Light Source with PNPN Blocking

 #15
20210098972
2021-04-01

VCSEL WITH ELLIPTICAL APERTURE HAVING REDUCED RIN

 #16
20210083452
2021-03-18

Surface emitting laser, surface emitting laser device, light source device, and detection apparatus

 #17
20210080245
2021-03-18

Self-mixing particulate matter sensors using VCSELs with extrinsic photodiodes

 #18
20200335943
2020-10-22

Vertical cavity surface emitting laser mode control

 #19
20200303902
2020-09-24

Segmented vertical cavity surface emitting laser

 #20
20200295538
2020-09-17

Low resistance vertical cavity light source with PNPN blocking

 #21
20200194975
2020-06-18

Laser arrangement comprising a VCSEL array

 #22
20200169062
2020-05-28

Distributed oxide lens for beam shaping

 #23
20200119527
2020-04-16

Emitter array with multiple groups of interspersed emitters

 #24
20200099195
2020-03-26

Vertical cavity surface emitting laser

 #25
20190341743
2019-11-07

VCSEL with elliptical aperture having reduced RIN

 #26
20190334319
2019-10-31

Surface emitting laser luminescent diode structure

 #27
20190305518
2019-10-03

VCSEL LASER DIODE HAVING A CARRIER CONFINEMENT LAYER AND METHOD OF FABRICATION OF THE SAME

 #28
20190229496
2019-07-25

NITRIDE SEMICONDUCTOR LASER AND ELECTRONIC APPARATUS

 #29
20190207369
2019-07-04

Etched planarized VCSEL

 #30
20190020176
2019-01-17

Low resistance vertical cavity light source with PNPN blocking

 #31
20180358780
2018-12-13

Light-emitting device

 #32
20180287345
2018-10-04

VCSELs with improved optical and electrical confinement

 #33
20180048119
2018-02-15

Light-emitting device

 #34
20180041009
2018-02-08

Etched planarized VCSEL

 #35
20170256914
2017-09-07

Light-emitting device

 #36
20160099549
2016-04-07

Surface-emitting semiconductor laser device and method for producing the same

 #37
20150380904
2015-12-31

Surface emitting laser and optical coherence tomography apparatus including the same

 #38
20140253925
2014-09-11

Surface emitting laser having a factor of equivalent refractive index constraint by scaled central wavelengths and optical coherence tomography apparatus equipped with such surface emitting laser

 #39
20120008659
2012-01-12

Surface emitting laser

 #40
20110280269
2011-11-17

HIGH CONTRAST GRATING INTEGRATED VCSEL USING ION IMPLANTATION

 #41
20110176570
2011-07-21

Semiconductor light emitting device

 #42
20090285253
2009-11-19

Semiconductor light emitting device

 #43
20090262770
2009-10-22

Surface-emission laser diode, surface-emission laser diode array, optical scanning apparatus and image forming apparatus

 #44
20090141766
2009-06-04

Surface emitting semiconductor laser

 #45
20060062266
2006-03-23

Temperature compensated lasers

 #46
16551338
2021-01-05

Low resistance vertical cavity light source with PNPN blocking