ClassID:

216143

H01S5/3415 - 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

Sub-classes:
Recent Application in this class:
#1
20230216272
2023-07-06

METHOD AND DEVICE FOR GENERATING A LASER PULSE

#2
20200259043
2020-08-13

AlInGaN-based superluminescent diode

#3
20190273363
2019-09-05

Quantum cascade laser element

#4
20190123513
2019-04-25

Transistor laser electrical and optical bistable switching

#5
20170338627
2017-11-23

Quantum cascade laser

#6
20150364649
2015-12-17

Nitride semiconductor device

#7
20150280400
2015-10-01

Directly modulated laser for PON application

#8
20140203242
2014-07-24

Nitride semiconductor device

#9
20140162388
2014-06-12

Light emitting and lasing semiconductor methods and devices

#10
20130308959
2013-11-21

Directly modulated laser for PON applications

#11
20130308178
2013-11-21

Co-modulation of DBR laser and integrated optical amplifier

#12
20130266036
2013-10-10

Quantum cascade laser structure

#13
20130056707
2013-03-07

Nitride semiconductor device

#14
20130028283
2013-01-31

HIGH SPEED VERTICAL-CAVITY SURFACE-EMITTING LASER

#15
20120068151
2012-03-22

Light emitting and lasing semiconductor methods and devices

#16
20100252811
2010-10-07

Nitride semiconductor device

#17
20080273565
2008-11-06

EXCITED STATE QUANTUM CASCADE PHOTON SOURCE

#18
20080219308
2008-09-11

Quantum cascade laser

#19
20080218074
2008-09-11

Nanotube array ballistic light emitting devices

#20
20080081390
2008-04-03

Nitride-based light emitting heterostructure

#21
20080029758
2008-02-07

Nitride semiconductor device

#22
20070286250
2007-12-13

Active layer of laser diode

#23
20070160102
2007-07-12

Vertically emitting, optically pumped semiconductor laser comprising an external resonator

#24
20070153856
2007-07-05

SEMICONDUCTOR LASER DEVICE

#25
20060131604
2006-06-22

Nitride semiconductor device

#26
20060118820
2006-06-08

Nitride-based light emitting heterostructure

#27
20060097242
2006-05-11

Semiconductor light-emitting device

#28
20050211971
2005-09-29

Gallium nitride semiconductor light emitting device having multi-quantum-well structure active layer, and semiconductor laser light source device

#29
20050098789
2005-05-12

Nitride semiconductor device

#30
20050088728
2005-04-28

Semiconductor optical amplifier and method for manufacturing the same, and optical communication device