ClassID:

216109

H01S5/3219 - CPC Classification

Classification description:

Semiconductor lasers; Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures characterised by special cladding layers, e.g. details on band-discontinuities explicitly Al-free cladding layers

Recent Application in this class:
#1
20220271509
2022-08-25

SEMICONDUCTOR DEVICE

#2
20180366908
2018-12-20

Edge-emitting laser having small vertical emitting angle

#3
20180152003
2018-05-31

Method and device concerning III-nitride edge emitting laser diode of high confinement factor with lattice matched cladding layer

#4
20160164249
2016-06-09

SEMICONDUCTOR LASER DIODE AND LASER ARRAY IMPLEMENTING THE SAME

#5
20140355636
2014-12-04

Semiconductor optical element

#6
20090168828
2009-07-02

Vertical-cavity, surface-emission type laser diode and fabrication process thereof

#7
20090059982
2009-03-05

Nanowire devices and systems, light-emitting nanowires, and methods of precisely positioning nanoparticles

#8
20070263689
2007-11-15

Vertical-cavity, surface-emission type laser diode and fabrication process thereof

#9
20070252132
2007-11-01

Nanowire devices and systems, light-emitting nanowires, and methods of precisely positioning nanoparticles

#10
20060134817
2006-06-22

Vertical-cavity surface-emission type laser diode and fabrication process thereof

#11
20060126688
2006-06-15

Blue and green laser diodes with gallium nitride or indium gallium nitride cladding laser structure

#12
20050169334
2005-08-04

Optical semiconductor device having an active layer containing N

#13
15624934
2018-07-03

Edge-emitting laser having small vertical emitting angle

#14
14315687
2017-02-07

Epitaxial growth of p-type cladding regions using nitrogen gas for a gallium and nitrogen containing laser diode

#15
13357518
2015-07-28

Method and structure for laser devices using optical blocking regions