ClassID:

216057

H01S5/2226 - 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 having a ridge or stripe structure comprising special burying or current confinement layers having special electric properties semiconductors with a specific doping

Recent Application in this class:
#1
20250183622
2025-06-05

SEMICONDUCTOR DEVICE, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE, AND METHOD FOR IDENTIFYING SEMICONDUCTOR DEVICE

#2
20240396305
2024-11-28

LIGHT EMITTING DEVICE AND PROJECTOR

#3
20230299563
2023-09-21

DIODE LASER HAVING A CURRENT SHIELD

#4
20220393435
2022-12-08

LIGHT-EMITTING DEVICE

#5
20220021186
2022-01-20

Vertical-cavity surface emitting laser for emitting a single mode laser beam

#6
20210249845
2021-08-12

GERMANIUM-BASED LASER DIODE

#7
20210044083
2021-02-11

Buried-type semiconductor optical device

#8
20200083671
2020-03-12

Optical semiconductor device

#9
20200076161
2020-03-05

Vertical cavity surface emitting laser and method for manufacturing vertical cavity surface emitting laser

#10
20200006921
2020-01-02

Semiconductor laser device, semiconductor laser module, and welding laser light source system

#11
20190319426
2019-10-17

Distributed feedback laser based on surface grating

#12
20190237937
2019-08-01

Surface emitting laser

#13
20190207365
2019-07-04

Semiconductor light-emitting element, manufacturing method of semiconductor light-emitting element, and semiconductor device

#14
20180375291
2018-12-27

Semiconductor optical device, semiconductor light source, and optical integrated circuit

#15
20180166860
2018-06-14

Quantum cascade laser

#16
20180123320
2018-05-03

Semiconductor laser diode having multi-quantum well structure

#17
20180090910
2018-03-29

Optical semiconductor device, optical module, and method for manufacturing optical semiconductor device

#18
20180019573
2018-01-18

Surface emitting laser

#19
20170373473
2017-12-28

Quantum cascade laser with current blocking layers

#20
20170365981
2017-12-21

Method of manufacturing semiconductor device, and semiconductor device

#21
20170207604
2017-07-20

Process of forming semiconductor optical device and semiconductor optical device

#22
20170054271
2017-02-23

Semiconductor strip laser and semiconductor component

#23
20170040775
2017-02-09

Tunable laser source, optical transmitter, and optical transmitter and receiver module

#24
20150255950
2015-09-10

Semiconductor light-emitting element, manufacturing method of semiconductor light-emitting element, and semiconductor device

#25
20150063391
2015-03-05

Optical semiconductor device and method for manufacturing the same

#26
20140369700
2014-12-18

Tunable laser emission device

#27
20130336350
2013-12-19

Semiconductor laser

#28
20130208751
2013-08-15

Optical semiconductor device

#29
20130200492
2013-08-08

Opto-electronic device

#30
20120183009
2012-07-19

HORIZONTAL CAVITY SURFACE EMITTING LASER DIODES, VERTICAL ILLUMINATED PHOTODIODES, AND METHODS OF THEIR FABRICATION

#31
20120058581
2012-03-08

Method of manufacturing laser diode

#32
20120009711
2012-01-12

SEMICONDUCTOR LIGHT EMITTING DEVICE, METHOD FOR MANUFACTURING SAME, AND METHOD FOR FORMING UNDERLYING LAYER

#33
20110090928
2011-04-21

Laser diode

#34
20100328753
2010-12-30

Optical module, integrated semiconductor optical device and manufacturing method thereof

#35
20100232468
2010-09-16

Semiconductor laser device

#36
20090290611
2009-11-26

Semiconductor laser

#37
20090092164
2009-04-09

Optical semiconductor device and method of manufacturing same

#38
20090072266
2009-03-19

Semiconductor light emitting device

#39
20090072253
2009-03-19

Semiconductor light emitting device, method for manufacturing same, and method for forming underlying layer

#40
20090010291
2009-01-08

Light-emitting device with a protection layer to prevent the inter-diffusion of zinc (Zn) atoms

#41
20090001408
2009-01-01

Method for forming a semiconductor light-emitting device

#42
20080290358
2008-11-27

Semiconductor light-emitting device and a method to produce the same

#43
20080283852
2008-11-20

Light-emitting device and a method for producing the same

#44
20080247433
2008-10-09

Nitride semiconductor lasers and its manufacturing method

#45
20080240191
2008-10-02

Semiconductor optical device and manufacturing method thereof

#46
20080219312
2008-09-11

QUANTUM CASCADE LASER DEVICE

#47
20080137703
2008-06-12

Semiconductor optical device and a method of fabricating the same

#48
20080137702
2008-06-12

Buried semiconductor laser and method for manufacturing the same

#49
20080054277
2008-03-06

SEMICONDUCTOR LASER DEVICE

#50
20070291809
2007-12-20

Semiconductor optical device and manufacturing method thereof

#51
20070170442
2007-07-26

Nitride-based semiconductor light-emitting device and method of fabricating the same

#52
20070108452
2007-05-17

Growth of a semiconductor layer structure

#53
20070030870
2007-02-08

Method and structure for ridge waveguide quantum cascade laser with p-type overgrowth

#54
20070012929
2007-01-18

Nitride-based semiconductor light-emitting device and method of fabricating the same

#55
20060281327
2006-12-14

Semiconductor laser element and method of fabrication thereof

#56
20060268952
2006-11-30

Semiconductor laser

#57
20060231850
2006-10-19

Semiconductor laser diode having ridge portion and method of manufacturing the same

#58
20060203865
2006-09-14

Buried heterostructure quantum cascade laser

#59
20060166386
2006-07-27

Optical semiconductor device and its manufacturing method

#60
20060134816
2006-06-22

Semiconductor laser device of III-V group compound and fabrication method therefor

#61
20060030065
2006-02-09

Semiconductor optical device and the fabrication method

#62
20060018353
2006-01-26

Nitride-based semiconductor light-emitting device and method of fabricating the same

#63
20050173694
2005-08-11

Type II quantum well mid-infrared optoelectronic devices

#64
20050169338
2005-08-04

Waveguide type optical element

#65
20050151144
2005-07-14

Oxygen-doped Al-containing current blocking layers in active semiconductor devices in photonic integrated circuits (PICs)

#66
20050145863
2005-07-07

Oxygen-doped Al-containing current blocking layers in active semiconductor devices in photonic integrated circuits (PICs)

#67
20050084997
2005-04-21

Ridge-type semiconductor laser element fabrication method

#68
20050062032
2005-03-24

Semiconductor device

#69
20050040415
2005-02-24

Oxygen-doped Al-containing current blocking layers in active semiconductor devices in photonic integrated circuits (PICs)

#70
20050031000
2005-02-10

Semiconductor light sources with doping gradients in optical confinement layers for improved device efficiency