ClassID:

215515

H01S3/0809 - CPC Classification

Classification description:

Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range; Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium; Construction or shape of optical resonators or components thereof; Multiple-wavelength emission Two-wavelenghth emission

Recent Application in this class:
#1
20250309603
2025-10-02

DUAL WAVELENGTH OPTICAL PULSE GENERATOR

#2
20240275120
2024-08-15

2.8 MICROMETER AND 3.5 MICROMETER DUAL-WAVELENGTH MID-INFRAREDFIBER LASER

#3
20240186761
2024-06-06

RAMAN LASER ENGINE

#4
20240120702
2024-04-11

SERVO MATCHING CONTROL MID-INFRARED DIFFERENTIAL DUAL-WAVELENGTH LASER BASED ON MULTI-PERIOD ND:MGO:PPLN

#5
20240072509
2024-02-29

LASER APPARATUS

#6
20230387645
2023-11-30

Switching Mechanism for A Multi-Spectral Laser Transmitter

#7
20230116723
2023-04-13

Dual-wavelength gun aiming collimated beam light source module

#8
20210006038
2021-01-07

OPTICAL FREQUENCY COMB SETUP AND USE OF AN EXTERNAL CAVITY FOR DISPERSION COMPENSATION AND FREQUENCY TUNING

#9
20200366047
2020-11-19

High power and multiple wavelength Raman laser of visible light

#10
20200343680
2020-10-29

WAVELENGTH SWITCHABLE LASER

#11
20190252844
2019-08-15

Laser oscillator

#12
20190221986
2019-07-18

Dual-wavelength synchronous pulsed fiber laser based on rare earth ions co-doped fiber

#13
20190006812
2019-01-03

Short pulse wavelength tuning via timed soliton-dispersive wave interaction

#14
20180034235
2018-02-01

Radiation source

#15
20170373458
2017-12-28

Gain mirror for solid state ring laser rotation sensors

#16
20170310072
2017-10-26

Pulsed laser

#17
20170237222
2017-08-17

TUNABLE MODE LOCKED LASER

#18
20170110846
2017-04-20

Laser apparatus with dispersion control

#19
20170012403
2017-01-12

Laser device and photoacoustic measurement device comprising the same

#20
20160315440
2016-10-27

Laser system

#21
20160190765
2016-06-30

Variable-wavelength light source

#22
20160169748
2016-06-16

Method and apparatus for multifrequency optical comb generation

#23
20160097964
2016-04-07

Method and apparatus for multifrequency optical comb generation

#24
20160097963
2016-04-07

Frequency comb source with large comb spacing

#25
20150311662
2015-10-29

Stable microwave-frequency source based on cascaded brillouin lasers

#26
20150288141
2015-10-08

Multi-chip VECSEL-based laser tunable independently at multiple wavelengths

#27
20140022533
2014-01-23

Frequency comb source with large comb spacing

#28
20130314767
2013-11-28

Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein

#29
20130308179
2013-11-21

NONLINEAR AND GAIN OPTICAL DEVICES FORMED IN METAL GRATINGS

#30
20130100973
2013-04-25

Device for producing high frequencies by means of light frequency beating

#31
20130100456
2013-04-25

Systems and methods for swept-source optical coherence tomography

#32
20130016422
2013-01-17

Q-switching-induced gain-switched erbium pulse laser system

#33
20120257270
2012-10-11

Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein

#34
20120147909
2012-06-14

Fiber laser system

#35
20120133931
2012-05-31

Frequency comb source with large comb spacing

#36
20120128023
2012-05-24

Switchable dual wavelength solid state laser

#37
20120069859
2012-03-22

LOOP OPTICAL SYSTEM AND ALL-FIBER Q-SWITCHED LASER USING THE SAME

#38
20120044959
2012-02-23

TERAHERTZ SOURCE

#39
20120027033
2012-02-02

MULTI-SEGMENT ALL-FIBER LASER

#40
20110274126
2011-11-10

METHOD OF SWITCHING LASER EMISSION OF A SOLID STATE LASER BETWEEN DIFFERENT EMISSION WAVELENGTHS AND CORRESPONDING SOLID STATE LASER DEVICE

#41
20110159617
2011-06-30

Dual layer color-center patterned light source

#42
20110158267
2011-06-30

Pulsed laser system with a thulium-doped saturable absorber Q-switch

#43
20110064096
2011-03-17

Mid-IR laser employing Tm fiber laser and optical parametric oscillator

#44
20110019704
2011-01-27

Laser beam source device, lighting device, image display apparatus, and monitoring apparatus

#45
20100329289
2010-12-30

Method and apparatus for generating optical beats

#46
20100260213
2010-10-14

Laser light source device and image display device

#47
20100220294
2010-09-02

Short wavelength light source and optical device

#48
20100195675
2010-08-05

Terahertz and millimeter wave source

#49
20100040093
2010-02-18

Laser beam source device, lighting device, image display apparatus, and monitoring apparatus

#50
20090304033
2009-12-10

LASER FOR GENERATING MULTIPLE WAVELENGTHS

#51
20090296750
2009-12-03

Two-Color Double-Pulsed Laser for the Ignition of an Internal Combustion Engine

#52
20090290605
2009-11-26

Compact, efficient and robust ultraviolet solid-state laser sources based on nonlinear frequency conversion in periodically poled materials

#53
20090225401
2009-09-10

Nonlinear and gain optical devices formed in metal gratings

#54
20090207868
2009-08-20

Multiple-wavelength tunable laser

#55
20090185588
2009-07-23

Method and apparatus for producing arbitrary pulsetrains from a harmonic fiber laser

#56
20090122818
2009-05-14

ELECTRONIC SELECTABLE TWO-COLOR SOLID STATE LASER

#57
20090121472
2009-05-14

UV-Visible-IR Multi-Wave Length Laser Marking Process

#58
20090116520
2009-05-07

Frequency-stabilized laser device, laser frequency stabilizing method, and laser frequency stabilizing program

#59
20090086787
2009-04-02

Fiber ring laser

#60
20090059980
2009-03-05

HIGH-STABILITY FREQUENCY REFERENCE BASED ON SELF-LOCKED ALKALI-VAPOR LASER

#61
20090059968
2009-03-05

Injection-seeded monolithic laser

#62
20080317071
2008-12-25

Dual-Single-Frequency Fiber Laser and Method

#63
20080144690
2008-06-19

High power, end pumped laser with off-peak pumping

#64
20080123694
2008-05-29

Fiber laser apparatus

#65
20080095201
2008-04-24

High power Q-switched laser for soft tissue ablation

#66
20080086038
2008-04-10

Method for measurement of analyte concentrations and semiconductor laser-pumped, small-cavity fiber lasers for such measurements and other applications

#67
20080013574
2008-01-17

Laser light source device and image display device

#68
20070291810
2007-12-20

Low speckle noise monolithic microchip RGB lasers

#69
20070264737
2007-11-15

Dual layer color-center patterned light source

#70
20070263693
2007-11-15

Compact efficient and robust ultraviolet solid-state laser sources based on nonlinear frequency conversion in periodically poled materials

#71
20070263678
2007-11-15

Coherent light source and optical system

#72
20070242707
2007-10-18

Multiple wavelength laser arrangement

#73
20070098024
2007-05-03

High power, end pumped laser with off-peak pumping

#74
20070071041
2007-03-29

Laser oscillation device

#75
20070041420
2007-02-22

Solid-state laser device

#76
20060209912
2006-09-21

Monolithic microchip laser with intracavity beam combining and sum frequency or difference frequency mixing

#77
20060165136
2006-07-27

Coherent light source based on sum-frequency mixing

#78
20060159150
2006-07-20

Line-narrowed dye laser

#79
20060093007
2006-05-04

Multi-wavelength semiconductor laser device

#80
20060078010
2006-04-13

Modulation frequency tunable optical oscillator

#81
20050152412
2005-07-14

Raman laser with improved output power and lower sensitivity to the output coupler reflectivity

#82
20050030991
2005-02-10

Dual layer color-center patterned light source

#83
20050030540
2005-02-10

Optical spectroscopy apparatus and method for measurement of analyte concentrations or other such species in a specimen employing a semiconductor laser-pumped, small-cavity fiber laser

#84
15438951
2018-12-04

Emission conversion amplifier for solid state lasers

#85
14689964
2018-02-27

Background removal from Raman spectra by an intracavity active-tuning element for a laser