ClassID:

215859

H01S5/0421 - page 2 - CPC Classification

Classification description:

Semiconductor lasers; Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams; Electrical excitation ; Circuits therefor characterised by the semiconducting contacting layers

Recent Application in this class:
#301
20080210970
2008-09-04

Fabrication of Conductive Metal Layer on Semiconductor Devices

#302
20080164480
2008-07-10

Method for fabrication of a semiconductor device

#303
20080151961
2008-06-26

VERTICAL CAVITY SURFACE-EMITTING LASER AND METHOD OF FABRICATING THE SAME

#304
20080149955
2008-06-26

Nitride semiconductor device

#305
20080135982
2008-06-12

Semiconductor devices including mesa structures and multiple passivation layers

#306
20080128722
2008-06-05

Fabrication of semiconductor devices

#307
20080123710
2008-05-29

Edge emitting semiconductor laser comprising a plurality of monolithically integrated laser diodes

#308
20080105954
2008-05-08

Group III nitride based semiconductor device having trench structure or mesa structure and production method therefor

#309
20080063021
2008-03-13

Multibeam laser apparatus and image forming device using the same

#310
20080054277
2008-03-06

SEMICONDUCTOR LASER DEVICE

#311
20080049806
2008-02-28

Nitride semiconductor laser and method for fabricating the same

#312
20080023688
2008-01-31

Efficient carrier injection in a semiconductor device

#313
20080019410
2008-01-24

Surface emitting semiconductor device

#314
20070291805
2007-12-20

Optoelectronic device and method of making same

#315
20070280320
2007-12-06

Electrically-pumped (Ga,In,Al)N vertical-cavity surface-emitting laser

#316
20070258498
2007-11-08

Semiconductor laser diode with emission efficiency independent of thickness of p-type cladding layer

#317
20070249109
2007-10-25

Optical device and optical module

#318
20070246719
2007-10-25

P-N Junction-Type Compound Semiconductor Light-Emitting Diode

#319
20070237199
2007-10-11

Semiconductor laser device and manufacturing method thereof

#320
20070231978
2007-10-04

Nitride semiconductor device and manufacturing method thereof

#321
20070205421
2007-09-06

Semiconductor optical devices having fin structures

#322
20070201523
2007-08-30

PNP light emitting transistor and method

#323
20070163874
2007-07-19

Electron-jump chemical energy converter

#324
20070153868
2007-07-05

Semiconductor laser

#325
20070145392
2007-06-28

LIGHT EMITTING DEVICES HAVING CURRENT BLOCKING STRUCTURES AND METHODS OF FABRICATING LIGHT EMITTING DEVICES HAVING CURRENT BLOCKING STRUCTURES

#326
20070133642
2007-06-14

Vertical cavity surface emitting laser module having monitoring photodiode and method of fabricating the same

#327
20070126076
2007-06-07

Semiconductor optical devices and method for forming

#328
20070122994
2007-05-31

NITRIDE SEMICONDUCTOR LIGHT EMITTING ELEMENT

#329
20070121693
2007-05-31

Semiconductor laser device

#330
20070091955
2007-04-26

SEMICONDUCTOR LASER DEVICE AND OPTICAL PICKUP APPARATUS USING THE SAME

#331
20070051963
2007-03-08

Semiconductor light source

#332
20070047607
2007-03-01

Surface emitting type optical semiconductor device

#333
20070030871
2007-02-08

SEMICONDUCTOR DEVICE HAVING LOW RESISTANCE CONTACT TO P-TYPE SEMICONDUCTOR LAYER OF A WIDE BAND GAP COMPOUND AND METHOD FOR MANUFACTURING THE SAME

#334
20070013996
2007-01-18

QUANTUM DOT VERTICAL LASING SEMICONDUCTOR OPTICAL AMPLIFIER

#335
20070007544
2007-01-11

Semiconductor devices having self aligned semiconductor mesas and contact layers

#336
20070001269
2007-01-04

Nitride semiconductor device

#337
20070001186
2007-01-04

(Al,Ga,In)N and ZnO direct wafer bonded structure for optoelectronic applications, and its fabrication method

#338
20060285566
2006-12-21

Surface-emitting laser diode with tunnel junction and fabrication method

#339
20060274805
2006-12-07

High thermal conductivity vertical cavity surface emitting laser (VCSEL)

#340
20060252165
2006-11-09

Electrode structure, semiconductor light-emitting device having the same and method of manufacturing the same

#341
20060239318
2006-10-26

Semiconductor laser

#342
20060187991
2006-08-24

Laterally oxidized vertical cavity surface emitting lasers

#343
20060187988
2006-08-24

Semiconductor Laser Device

#344
20060176923
2006-08-10

Semiconductor laser

#345
20060166478
2006-07-27

Nitride semiconductor laser and method for fabricating the same

#346
20060131593
2006-06-22

Semiconductor laser, manufacturing the same and semiconductor laser device

#347
20060126688
2006-06-15

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

#348
20060121702
2006-06-08

III-nitride light emitting devices fabricated by substrate removal

#349
20060120421
2006-06-08

Semiconductor laser and manufacturing method thereof

#350
20060102920
2006-05-18

Thin film electrode for forming ohmic contact in light emitting diodes and laser diodes using nickel-based solid solution for manufacturing high performance gallium nitride-based optical devices, and method for fabricating the same

#351
20060081857
2006-04-20

Light emitting device having circuit protection unit

#352
20060049417
2006-03-09

III-nitride based on semiconductor device with low-resistance ohmic contacts

#353
20060039428
2006-02-23

Semiconductor laser device and manufacturing method therefor

#354
20060002442
2006-01-05

Light emitting devices having current blocking structures and methods of fabricating light emitting devices having current blocking structures

#355
20050286597
2005-12-29

Vertical cavity surface emitting laser diode and process for producing the same

#356
20050286596
2005-12-29

Vertical cavity surface emitting laser diode and process for producing the same

#357
20050281305
2005-12-22

Semiconductor based broad area optical amplifier

#358
20050277211
2005-12-15

Semiconductor optical devices and method for forming

#359
20050275053
2005-12-15

Optical module device driven by a single power supply

#360
20050271113
2005-12-08

High thermal conductivity vertical cavity surface emitting laser (VCSEL)

#361
20050271106
2005-12-08

Surface emitting semiconductor laser, its manufacturing method, and manufacturing method of electron device

#362
20050243880
2005-11-03

Dual wavelength semiconductor laser emitting apparatus and manufacturing method thereof

#363
20050230696
2005-10-20

Semiconductor light emitting device and manufacturing method therefor

#364
20050230690
2005-10-20

Light emitting device

#365
20050176165
2005-08-11

Semiconductor device, semiconductor laser device, manufacturing method for semiconductor device, manufacturing method for semiconductor laser device, optical disk device and optical transmission system

#366
20050175056
2005-08-11

Electrically pumped semiconductor active mirror with improved performance and reduced parasitics

#367
20050167836
2005-08-04

Detailed description of the presently preferred embodiments

#368
20050167835
2005-08-04

Nitride semiconductor laser

#369
20050167693
2005-08-04

Formation of Ohmic contacts in III-nitride light emitting devices

#370
20050167681
2005-08-04

Electrode layer, light emitting device including the same, and method of forming the electrode layer

#371
20050158902
2005-07-21

Method and structure for eliminating polarization instability in laterally—oxidized VCSELs

#372
20050152424
2005-07-14

Low voltage defect super high efficiency diode sources

#373
20050145871
2005-07-07

Nitride semiconductor element

#374
20050110030
2005-05-26

Semiconductor laser

#375
20050104074
2005-05-19

Electrode structure, semiconductor light-emitting device having the same and method of manufacturing the same

#376
20050100067
2005-05-12

Semiconductor laser device capable of preventing a threshold current and an operating current from increasing and manufacturing method therefor

#377
20050074045
2005-04-07

VCSEL and the fabrication method of the same

#378
20050056864
2005-03-17

Use of deep-level transitions in semiconductor devices

#379
20050053108
2005-03-10

Semiconductor laser device and method for manufacturing the same

#380
20050041712
2005-02-24

Semiconductor laser device and production method therefor

#381
20050031011
2005-02-10

Electron affinity engineered VCSELs

#382
20050030997
2005-02-10

Semiconductor laser device and its manufacturing method

#383
20050025205
2005-02-03

Nitride semiconductor laser device

#384
19089349
2026-04-14

P-metal electrical contact of laser diode for heat-assisted magnetic recording, and related apparatuses, data storage devices, systems, and methods

#385
18501534
2024-08-06

Electric Pumping Vertical External Cavity Surface Emitting Laser (EP-VECSEL) array

#386
16903147
2022-05-24

Semiconductor laser diode on tiled gallium containing material

#387
16556081
2020-06-23

Semiconductor laser diode on tiled gallium containing material

#388
16285893
2019-12-24

Near-infrared vertical-cavity surface-emitting laser and transfer method thereof

#389
16032997
2019-10-01

Semiconductor laser diode on tiled gallium containing material

#390
16008223
2019-07-02

Electronically pumped surface-emitting photonic crystal laser

#391
15898085
2018-11-06

Structure of VCSEL and method for manufacturing the same

#392
15682148
2018-08-07

Semiconductor laser diode on tiled gallium containing material

#393
15624489
2018-03-27

Structure of VCSEL and method for manufacturing the same

#394
15218690
2017-09-12

Semiconductor laser diode on tiled gallium containing material

#395
15206041
2017-08-15

Vertical cavity surface emitting laser with composite reflectors