Patents-Review.com
ClassID:

216024 ⎘

H01S5/204 - 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 Strongly index guided structures

Sub-classes:
Recent Application in this class:
#1
20240072515
2024-02-29

ROOM TEMPERATURE LASING FROM SEMICONDUCTING SINGLE WALLED CARBON NANOTUBES

 #2
20230246422
2023-08-03

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

 #3
20210391692
2021-12-16

INDEX AND GAIN COUPLED DISTRIBUTED FEEDBACK LASER

 #4
20210104861
2021-04-08

Concentric cylindrical circumferential laser

 #5
20200403375
2020-12-24

Index and gain coupled distributed feedback laser

 #6
20190067907
2019-02-28

Two-dimensional photonic crystal surface emitting laser and method of manufacturing the same

 #7
20160322787
2016-11-03

Optical semiconductor element and method of manufacturing the same

 #8
20160079737
2016-03-17

Electro-optical component

 #9
20160043530
2016-02-11

Semiconductor laser having improved index guiding

 #10
20140126597
2014-05-08

Electro-optical component

 #11
20110266567
2011-11-03

Method for producing a radiation-emitting component and radiation-emitting component

 #12
20090321782
2009-12-31

Apparatus and method for nanowire optical emission

 #13
20090310630
2009-12-17

Semiconductor integrated device

 #14
20090161716
2009-06-25

Laser diode

 #15
20090147815
2009-06-11

Edge emitting semiconductor laser comprising a waveguide

 #16
20080298761
2008-12-04

Low loss, high and low index contrast waveguides in semiconductors

 #17
20080112451
2008-05-15

Semiconductor laser diode with narrow lateral beam divergence

 #18
20070263688
2007-11-15

Semiconductor laser with side mode suppression

 #19
20070170442
2007-07-26

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

 #20
20070153863
2007-07-05

SURFACE-EMITTING TYPE SEMICONDUCTOR LASER AND METHOD FOR MANUFACTURING THE SAME

 #21
20070153857
2007-07-05

High power semiconductor device to output light with low-absorbtive facet window

 #22
20070153853
2007-07-05

Buried lateral index guided lasers and lasers with lateral current blocking layers

 #23
20070127534
2007-06-07

Complex optical device

 #24
20070012929
2007-01-18

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

 #25
20060281327
2006-12-14

Semiconductor laser element and method of fabrication thereof

 #26
20060228067
2006-10-12

Method of manufacturing and apparatus for a transmitter photonic integrated circuit (TXPIC) chip

 #27
20060018353
2006-01-26

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

 #28
20060007975
2006-01-12

Laser diode and optical apparatus using it

 #29
20060002441
2006-01-05

Semiconductor laser with side mode suppression

 #30
20050254538
2005-11-17

Laser diode

 #31
20050152424
2005-07-14

Low voltage defect super high efficiency diode sources

 #32
20050040410
2005-02-24

Tilted cavity semiconductor optoelectronic device and method of making same