ClassID:

164207

G01B9/02051 - CPC Classification

Classification description:

Instruments as specified in the subgroups and characterised by the use of optical measuring means; Interferometers characterised by particular mechanical design details Integrated design, e.g. on-chip or monolithic

Recent Application in this class:
#1
20260153324
2026-06-04

PARALLEL OPTICAL COHERENCE TOMOGRAPHY SYSTEM USING AN INTEGRATED PHOTONIC DEVICE

#2
20260139940
2026-05-21

INTEGRATED MULTIPLEXING MEASUREMENT SYSTEM

#3
20250305811
2025-10-02

OPTICAL DEVICE FOR HETERODYNE INTERFEROMETRY

#4
20250244121
2025-07-31

Frequency Shifter for Heterodyne Interferometry Measurements and Device for Heterodyne Interferometry Measurements Having Such a Frequency Shifter

#5
20250164234
2025-05-22

Line-field OCT System with Multi Transverse Mode Laser

#6
20250067551
2025-02-27

INTEGRATED ELECTRONIC SYSTEM FOR OPTICAL COHERENCE TOMOGRAPHY

#7
20250044074
2025-02-06

MIRROR UNIT AND OPTICAL MODULE

#8
20240393099
2024-11-28

OPTICAL COHERENCE TOMOGRAPH

#9
20240175673
2024-05-30

PIEZOELECTRIC INTERFEROMETER

#10
20240175672
2024-05-30

On-Chip Opto-Digital Wavelength Meter

#11
20240110779
2024-04-04

Mirror unit and optical module

#12
20240110778
2024-04-04

OPTICAL LOCKER

#13
20240035802
2024-02-01

CABIN ENTRY-AND-EXIT STRUCTURE OF ANALYSIS DEVICE, ANALYSIS DEVICE AND ANALYSIS SYSTEM

#14
20240011763
2024-01-11

QUANTUM SENSOR AND SYNXAPPS ARRAY

#15
20230417541
2023-12-28

MICRO OPTIC ASSEMBLIES AND OPTICAL INTERROGATION SYSTEMS

#16
20230366667
2023-11-16

HETERODYNE GRATING INTERFEROMETRY SYSTEM BASED ON SECONDARY DIFFRACTION

#17
20230356324
2023-11-09

LASER PROCESSING SYSTEM HAVING OPTICAL DIFFRACTION TOMOGRAPHY FUNCTION

#18
20230273009
2023-08-31

Multi-environment Rayleigh interferometer

#19
20230266116
2023-08-24

Optical systems with controlled mirror arrangements

#20
20230221106
2023-07-13

Optical device

#21
20230160682
2023-05-25

Polarization-separated, phase-shifted interferometer

#22
20230077185
2023-03-09

Measuring apparatus, on-chip instrumentation device and measuring method

#23
20230049259
2023-02-16

In-Situ Residual Intensity Noise Measurement Method And System

#24
20230046152
2023-02-16

Frequency shifter for heterodyne interferometry measurements and device for heterodyne interferometry measurements having such a frequency shifter

#25
20230021386
2023-01-26

OPTICAL COHERENCE TOMOGRAPHY RECEIVER

#26
20230019946
2023-01-19

Optical device for heterodyne interferometry

#27
20230003504
2023-01-05

Mirror unit and optical module

#28
20220290970
2022-09-15

Optical coherence tomography system

#29
20220196384
2022-06-23

Optical component for an ATR interferometric imaging device

#30
20220196382
2022-06-23

Methods and apparatus for decomposition to account for imperfect beamsplitters

#31
20220196381
2022-06-23

Interferometer and optical instrument with integrated optical components

#32
20220187055
2022-06-16

Heterodyne photonic integrated circuit for absolute metrology

#33
20220137288
2022-05-05

Integrated optical system with wavelength tuning and spatial switching

#34
20220120554
2022-04-21

Interferometry assembly having optical paths through different materials

#35
20220113481
2022-04-14

Apparatus for monitoring the output of an optical system

#36
20220090908
2022-03-24

Interferometric Cartridge System and Related Methods

#37
20220049945
2022-02-17

Swept frequency photonic integrated circuit for absolute metrology

#38
20210278274
2021-09-09

Optical module

#39
20210278196
2021-09-09

Photonic integrated receiver

#40
20210274291
2021-09-02

Optical microphone assembly

#41
20210164772
2021-06-03

Two-degree-of-freedom heterodyne grating interferometry measurement system

#42
20210148690
2021-05-20

Optical module

#43
20210132364
2021-05-06

Mirror unit and optical module

#44
20210088438
2021-03-25

Interferometric optical fiber measurement system with multicore optical fiber

#45
20210085184
2021-03-25

Apparatus for optical coherence tomography within integrated optoelectronic circuit

#46
20210063302
2021-03-04

Optical fiber system with photonic integrated circuit coupled to multicore optical fiber

#47
20200340797
2020-10-29

Common-path integrated low coherence interferometry system and method therefor

#48
20200318943
2020-10-08

Apparatus with cantilever light guide

#49
20200166708
2020-05-28

Optical delay line device with fixed or variable delay

#50
20200166328
2020-05-28

Space division multiplexing optical coherence tomography using an integrated photonic device

#51
20200163546
2020-05-28

Optical coherence tomography receiver

#52
20200149865
2020-05-14

Wavelength tunable laser device using frequency shifter

#53
20200142155
2020-05-07

Optical device

#54
20200124480
2020-04-23

Optical module having high-accuracy spectral analysis

#55
20200124473
2020-04-23

Mirror unit and optical module

#56
20200124472
2020-04-23

Optical device

#57
20200110323
2020-04-09

Fourier-transform interferometer using meta surface

#58
20200110232
2020-04-09

Apparatus for monitoring the output of an optical system and to account for attenuation and/or cladding modes

#59
20190368859
2019-12-05

Multi-cavity wavelength tunable laser device

#60
20190310071
2019-10-10

Coherent receiver array

#61
20190257640
2019-08-22

Single-chip optical coherence tomography device

#62
20190155124
2019-05-23

Fourier-transform interferometer using meta surface

#63
20190155065
2019-05-23

System for transduction of displacement to optical phase shift

#64
20190003820
2019-01-03

Common-path integrated low coherence interferometry system and method therefor

#65
20180364431
2018-12-20

Compact and low cost beam launcher using planar lightwave circuit

#66
20180364025
2018-12-20

Balanced detection systems

#67
20180356212
2018-12-13

Photodetection device including interference element

#68
20180149465
2018-05-31

Housing system for Michelson interferometer

#69
20180128592
2018-05-10

Integrated fourier transform optical spectrometer

#70
20180066931
2018-03-08

Wavelength tunable laser device

#71
20180003481
2018-01-04

Devices, systems, methods and storage mediums using full range optical coherence tomography

#72
20170363412
2017-12-21

Pressure insensitive interferometer

#73
20170328702
2017-11-16

Integrated sensory systems

#74
20170299697
2017-10-19

Light detection and ranging system with photonic integrated circuit

#75
20170299500
2017-10-19

Integrated optical system with optical phased array photonic integrated circuit

#76
20170268988
2017-09-21

Integrated optical system with photonic integrated circuit including coherent optical receiver and optical phased array

#77
20170268987
2017-09-21

Optical measurement system using multicore optical fiber

#78
20170261307
2017-09-14

Photodetection device including interference element

#79
20170082421
2017-03-23

Integrated spectrometers with single pixel detector

#80
20170052016
2017-02-23

Distributed delay-line for low-coherence interferometry

#81
20170052015
2017-02-23

Integrated optical system

#82
20160341538
2016-11-24

Efficient interferometer designs for optical coherence tomography

#83
20160273912
2016-09-22

Evanescent field opto-mechanical displacement sensor

#84
20160246002
2016-08-25

Micro-optical bench device with highly/selectively-controlled optical surfaces

#85
20160238371
2016-08-18

Miniaturized OCT package and assembly thereof

#86
20160202037
2016-07-14

Method for manufacturing optical interferometer

#87
20150323466
2015-11-12

Cavity opto-mechanical sensor system

#88
20150241200
2015-08-27

Multi-axis differential interferometer

#89
20150146211
2015-05-28

OPTICAL COHERENCE TOMOGRAPHY PROBE

#90
20150131106
2015-05-14

Evanescent field opto-mechanical phase shifter

#91
20140376001
2014-12-25

Integrated optical system and components utilizing tunable optical sources and coherent detection and phased array for imaging, ranging, sensing, communications and other applications

#92
20140376000
2014-12-25

Integrated optical coherence tomography systems and methods

#93
20140347670
2014-11-27

Optical interferometer and vibrometer comprising such an optical interferometer

#94
20140192365
2014-07-10

Spatial splitting-based optical MEMS interferometers

#95
20140139924
2014-05-22

Optical module and production method for same

#96
20140125987
2014-05-08

Optical coherence tomography (OCT) system having integrated detector and analysis systems

#97
20140104687
2014-04-17

Production method for optical component and optical component

#98
20140029010
2014-01-30

Interferometer, and optical assembly each having a three-pin mount for mounting an optical element at at least three points or areas and method of mounting same

#99
20140029009
2014-01-30

Interferometer and optical assembly having beamsplitter securing apparatus and method of mounting same

#100
20130330232
2013-12-12

Cavity opto-mechanical sensor array

#101
20130155390
2013-06-20

Film thickness monitor

#102
20120327422
2012-12-27

SEMICONDUCTOR OPTICAL INTEGRATED DEVICE AND OPTICAL COHERENCE TOMOGRAPHIC IMAGING APPARATUS PROVIDED WITH THE SEMICONDUCTOR OPTICAL INTEGRATED DEVICE

#103
20120170046
2012-07-05

Integrated optical coherence tomography system

#104
20120168650
2012-07-05

Integrated OCT detector system with transimpedance amplifier

#105
20120162661
2012-06-28

Displacement sensor with embedded coherent electromagnetic radiation interferometer for micro scale proximity measurements

#106
20120133949
2012-05-31

Apparatus comprising a plurality of interferometers and method of configuring such apparatus

#107
20110149294
2011-06-23

INTEGRATED INTERFEROMETRIC APPARATUS AND BIO DETECTION SENSOR SYSTEM USING IT

#108
20110063619
2011-03-17

MEMS michelson interferometer having reciprocating platform with a moving mirror and method of fabrication

#109
20110032529
2011-02-10

Stable monolithic interferometer for wavelenghth calibration

#110
20100315647
2010-12-16

System, method and apparatus for a micromachined interferometer using optical splitting

#111
20100284017
2010-11-11

Miniature fourier transform spectrometer and method of operation

#112
20100238454
2010-09-23

Optical MEMS chemical sensor array

#113
20100188728
2010-07-29

Optical module

#114
20090316158
2009-12-24

Interferometric chemical sensor array

#115
20090174885
2009-07-09

Sensor and method utilizing multiple optical interferometers

#116
20090122383
2009-05-14

MEMS michelson interferometer and method of fabrication

#117
20080204879
2008-08-28

Miniature Lamellar Grating Interferometer Based on Silicon Technology

#118
20080198386
2008-08-21

Vibration detection device and vibration detector

#119
20080160274
2008-07-03

COEFFICIENT OF THERMAL EXPANSION ADAPTOR

#120
20080080034
2008-04-03

System, method and apparatus for a micromachined interferometer using optical splitting

#121
20070115478
2007-05-24

Monolithic displacement measuring interferometer with spatially separated but substantially equivalent optical pathways and optional dual beam outputs

#122
20070109552
2007-05-17

Optical interferometer

#123
20070058172
2007-03-15

Position measurement unit, measurement system and lithographic apparatus comprising such position measurement unit

#124
20070024854
2007-02-01

Heterodyne array detector

#125
20060262322
2006-11-23

Optical MEMS wavefront diagnostic transceivers and receiver

#126
20060244971
2006-11-02

Discrete quarter wave plates for displacement measuring interferometers

#127
20060193356
2006-08-31

Die level optical transduction systems

#128
20060192976
2006-08-31

Displacement-measuring optical device with orifice

#129
20060098208
2006-05-11

System and method for surface profiling a target object

#130
20060039006
2006-02-23

Polarizing beam splitter device, interferometer module, lithographic apparatus, and device manufacturing method

#131
20060039005
2006-02-23

Differential interferometers creating desired beam patterns

#132
20050259270
2005-11-24

Fiberoptic fabry-perot optical processor

#133
20050237538
2005-10-27

Optical MEMS cavity having a wide scanning range for measuring a sensing interferometer

#134
20050168752
2005-08-04

Waveguide-based optical interferometer

#135
18595318
2025-04-29

Heterodyne laser interferometer based on integrated dual polarization beam-splitting assembly and measurement method thereof

#136
16990133
2022-01-11

Heterodyne photonic integrated circuit for absolute metrology

#137
16569555
2020-09-29

High resolution and high efficiency photonic air data detection

#138
15875971
2020-02-18

Interferometric imaging systems with exchangeable imaging modules

#139
15789892
2019-05-28

Super-PIC SPIDER