ClassID:

215687

H01S3/1628 - CPC Classification

Classification description:

Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium; Solid materials characterised by a semiconducting matrix

Recent Application in this class:
#1
20250192507
2025-06-12

OPTICAL PARAMETRIC DEVICE BASED ON RANDOM PHASE MATCHING IN POLYCRYSTALLINE MEDIUM

#2
20250047054
2025-02-06

OPTICALLY-PUMPED SEMICONDUCTOR WAVEGUIDE AMPLIFIER

#3
20230299551
2023-09-21

Self-isolated nanoscale laser

#4
20230223741
2023-07-13

Optical gain materials for high energy lasers and laser illuminators and methods of making and using same

#5
20220337021
2022-10-20

INTEGRATED SILICON STRUCTURES WITH OPTICAL GAIN MEDIATED BY RARE-EARTH-DOPED TELLURIUM-OXIDE-COATING

#6
20220320813
2022-10-06

Optical Device

#7
20210242653
2021-08-05

Optically-pumped semiconductor waveguide amplifier

#8
20210184417
2021-06-17

High power CW mid-IR laser

#9
20210124236
2021-04-29

Optical parametric device based on random phase matching in polycrystalline medium

#10
20200366063
2020-11-19

Method for preparing ER- or ER/O-doped silicon-based luminescent material emitting communication band at room temperature, the luminescent material and ER- or ER/O-SI lasers

#11
20200303890
2020-09-24

Laser device

#12
20200150511
2020-05-14

Scalable feedback control of single-photon sources for photonic quantum technologies

#13
20190139761
2019-05-09

Pnictide buffer structures and devices for GaN base applications

#14
20190020166
2019-01-17

High energy broadband laser system, methods, and applications

#15
20180278006
2018-09-27

Sub-nanosecond broad spectrum generating laser system

#16
20180266959
2018-09-20

Apparatus, methods, and systems for high-power and narrow-linewidth lasers

#17
20180226765
2018-08-09

Laser resonator and laser resonator array

#18
20180175579
2018-06-21

METHOD AND SYSTEM FOR MUTLILINE MIR-IR LASER

#19
20180113372
2018-04-26

Single pass laser amplifier with pulsed pumping

#20
20180054042
2018-02-22

High power CW mid-IR laser

#21
20170353002
2017-12-07

Rare earth pnictides for strain management

#22
20170244214
2017-08-24

Optically pumped semiconductor laser with mode tracking

#23
20170163001
2017-06-08

Photonic Integrated Circuit Including Compact Lasers With Extended Tunability

#24
20170163000
2017-06-08

Photonic integrated circuit including compact lasers with extended tunability

#25
20170071695
2017-03-16

MEDICAL LASER LIGHT SOURCE SYSTEM

#26
20170018903
2017-01-19

Mid-IR Kerr lens mode locked laser with normal incidence mounting of polycrystalline TM:II-VI materials and method for controlling parameters of polycrystalline TM:II-VI Kerr lens mode locked laser

#27
20170012404
2017-01-12

Emission source and method of forming the same

#28
20160294149
2016-10-06

ULTRA-SHORT PULSE MID-IR MODE-LOCKED LASER

#29
20160268765
2016-09-15

Laser crystal

#30
20160268760
2016-09-15

Graphene-based optical sub-system

#31
20160149371
2016-05-26

Apparatus and method for tunable generation of coherent radiation

#32
20150333470
2015-11-19

Mid-IR microchip laser: ZnS:Cr2+ laser with saturable absorber material

#33
20150270677
2015-09-24

Optically pumped semiconductor disk laser

#34
20150071319
2015-03-12

Emission source and method of forming the same

#35
20150063379
2015-03-05

Graphene illuminator, and heat dissipating apparatus and optical transmission network node using the graphene illuminator

#36
20140072008
2014-03-13

COLOR CENTERS AFFECTED BY MAGNETIC FIELDS TO PRODUCE LIGHT BASED ON LASING

#37
20130250991
2013-09-26

Optoelectronic devices

#38
20120224599
2012-09-06

Mid-IR microchip laser: ZnS:Crlaser with saturable absorber material

#39
20120177080
2012-07-12

All-silicon Raman amplifiers and laser based on micro ring resonators

#40
20110286489
2011-11-24

All-silicon raman amplifiers and laser based on micro ring resonators

#41
20110235668
2011-09-29

Method and apparatus for super radiant laser action in half wavelength thick organic semiconductor microcavities

#42
20110147344
2011-06-23

Devices and methods for providing stimulated raman lasing

#43
20110037048
2011-02-17

Composition Comprising Rare-earth Dielectric

#44
20100329298
2010-12-30

INTRACAVITY FREQUENCY-CONVERTED SOLID-STATE LASER FOR THE VISIBLE WAVELENGTH REGION

#45
20100320443
2010-12-23

Er doped III-nitride materials and devices synthesized by MOCVD

#46
20100246610
2010-09-30

Mid-IR laser instrument for analyzing a gaseous sample and method for using the same

#47
20100140755
2010-06-10

Rare-earth oxides, rare-earth nitrides, rare-earth phosphides and ternary alloys

#48
20100059792
2010-03-11

Method of radiation generation and manipulation

#49
20100034232
2010-02-11

ELECTRICALLY PUMPED ND3+ DOPED SOLID LASER

#50
20100022049
2010-01-28

Mid-IR Microchip Laser: ZnS:Cr2+ Laser with Saturable Absorber Material

#51
20090304034
2009-12-10

Electrically pumped broadly tunable mid-infrared lasers based on quantum confined transition metal doped semiconductors

#52
20090191657
2009-07-30

All-silicon raman amplifiers and lasers based on micro ring resonators

#53
20090168151
2009-07-02

Apparatus and methods for optical amplification in semiconductors

#54
20090092156
2009-04-09

Devices and methods for providing stimulated raman lasing

#55
20090080486
2009-03-26

Laser Device Using an Inorganic Electro-Luminescent Material Doped With a Rare-Earth Element

#56
20070297462
2007-12-27

CASCADED CAVITY SILICON RAMAN LASER WITH ELECTRICAL MODULATION, SWITCHING, AND ACTIVE MODE LOCKING CAPABILITY

#57
20070165687
2007-07-19

Laser oscillation elements

#58
20070069332
2007-03-29

Energy coupled superlattice structures for silicon based lasers and modulators

#59
20070064748
2007-03-22

Mid-IR instrument for analyzing a gaseous sample and method for using the same

#60
20070041086
2007-02-22

Apparatus and method for optical amplification in indirect-gap semiconductors

#61
20070025409
2007-02-01

All-silicon raman amplifiers and lasers based on micro ring resonators

#62
20060255347
2006-11-16

Multi element, multi color solid state LED/laser

#63
20060140239
2006-06-29

Silicon rich nitride CMOS-compatible light sources and Si-based laser structures

#64
20060098928
2006-05-11

Fabrication of optical waveguide devices

#65
20060060826
2006-03-23

Composition comprising rare-earth dielectric

#66
20060060131
2006-03-23

Method of forming a rare-earth dielectric layer

#67
20060050744
2006-03-09

Enhanced raman amplification and lasing in silicon-based photonic crystals

#68
20050281301
2005-12-22

Mid-IR microchip laser: ZnS:Cr laser with saturable absorber material

#69
20050255619
2005-11-17

CMOS-compatible light emitting aperiodic photonic structures

#70
20050253095
2005-11-17

Nanoparticle optical storage apparatus and methods of making and using same

#71
20050166834
2005-08-04

Rare earth-oxides, rare earth-nitrides, rare earth-phosphides and ternary alloys with silicon

#72
20050163692
2005-07-28

Rare earth-oxides, rare earth -nitrides, rare earth -phosphides and ternary alloys with silicon

#73
20050161773
2005-07-28

Rare earth-oxides, rare earth nitrides, rare earth phosphides and ternary alloys with silicon

#74
20050161663
2005-07-28

Rare earth-oxides, rare earth-nitrides, rare earth-phosphides and ternary alloys with silicon

#75
20050156155
2005-07-21

Rare earth-oxides, rare earth-nitrides, rare earth-phosphides and ternary alloys with silicon

#76
20050152427
2005-07-14

Array-type optical device having enhanced pump efficiency

#77
20050128569
2005-06-16

Gain-providing optical power equalizer

#78
20050077526
2005-04-14

Thin film for optical applications, light-emitting structure using the same and the fabrication method thereof