ClassID:

167890

G01N21/453 - CPC Classification

Classification description:

Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light; Systems in which incident light is modified in accordance with the properties of the material investigated; Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods Holographic interferometry

Recent Application in this class:
#1
20250271254
2025-08-28

SEMICONDUCTOR MEASUREMENT DEVICE AND OPERATING METHOD THEREOF

#2
20250244239
2025-07-31

METHOD FOR DETERMINING A SURFACE MAP AND IMAGING SYSTEM FOR SAME

#3
20250052679
2025-02-13

HOLOGRAPHIC SENSOR

#4
20250022120
2025-01-16

MODULE AND SYSTEM FOR, AND METHOD OF DETECTING DEFECTS IN ULTRA-THIN GLASS

#5
20240377321
2024-11-14

HOLOGRAPHIC IMAGE PROCESSING AND DATA EXTRACTION

#6
20240230529
2024-07-11

Device and Method for Optical Coherence Tomography In Laser Material Processing

#7
20240133806
2024-04-25

Device and Method for Optical Coherence Tomography In Laser Material Processing

#8
20240077711
2024-03-07

Apparatus, Optical system, and Method for digital holographic and polarization microscopy

#9
20240019365
2024-01-18

METHOD FOR ANALYSING A BIOLOGICAL SAMPLE COMPRISING DETERMINATION OF THE SPATIAL DISTRIBUTION OF BIOMASS ALONG THE OPTICAL AXIS

#10
20240017961
2024-01-18

AUTOMATED OPTICAL SYSTEM FOR DETECTION OF A BUTTON SANITARY CONDITION AND CORRESPONDING METHOD

#11
20240011812
2024-01-11

FLUID COMPOSITION SENSOR DEVICE AND METHOD OF USING THE SAME

#12
20240003808
2024-01-04

FLUID QUALITY MONITORING

#13
20230288329
2023-09-14

Method for analysing a biological sample with artefact masking

#14
20230053938
2023-02-23

Holographic sensor

#15
20220404769
2022-12-22

Phase imaging apparatus, phase imaging method

#16
20220091033
2022-03-24

System and method for measuring a refractive index of a medium

#17
20210302150
2021-09-30

Shearing interferometry measurement device for microscopy

#18
20210174507
2021-06-10

Determination method

#19
20210164919
2021-06-03

Inspection apparatus and method based on coherent diffraction imaging (CDI)

#20
20210102892
2021-04-08

Hybrid 3D inspection system

#21
20200394794
2020-12-17

Method and apparatus for rapid diagnosis of hematologic malignancy using 3D quantitative phase imaging and deep learning

#22
20200348122
2020-11-05

Microscope with rotating beam system

#23
20200342599
2020-10-29

Method for determining a state of a sphere

#24
20200182788
2020-06-11

System and method for three-dimensional label-free optical imaging of a biological cell sample in an environmental chamber

#25
20200182787
2020-06-11

Optical detection method

#26
20200096941
2020-03-26

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM

#27
20200096940
2020-03-26

Cell observation device

#28
20190250559
2019-08-15

Measuring arrangement for in-line holography microscopy

#29
20190250558
2019-08-15

Portable common path shearing interferometry-based holographic microscopy system with augmented reality visualization

#30
20190250392
2019-08-15

Fiber splitter device for digital holographic imaging and interferometry and optical system comprising said fiber splitter device

#31
20190120747
2019-04-25

Device and method allowing observation of an object with a large field of observation without use of magnifying optics between a light source and the object

#32
20190113433
2019-04-18

Aligning a non-spherical biological entity in a sample flow using ambient viscoelastic fluid flows

#33
20190101482
2019-04-04

Holographic method for characterizing a particle in a sample

#34
20190086866
2019-03-21

Device and method for acquiring a particle present in a sample

#35
20180252628
2018-09-06

Holographic detection and characterization of large impurity particles in precision slurries

#36
20180113064
2018-04-26

Method for determining the state of a cell

#37
20180107159
2018-04-19

Digital holographic image-taking apparatus

#38
20180107158
2018-04-19

Digital holographic imaging apparatus and illumination apparatus

#39
20180080760
2018-03-22

Method for identifying blood particles using a photodetector

#40
20180067044
2018-03-08

APPARATUSES, SYSTEMS, METHODS, AND COMPUTER READABLE MEDIA FOR ACOUSTIC FLOW CYTOMETRY

#41
20180023111
2018-01-25

Apparatus for characterizing biological objects

#42
20170356845
2017-12-14

Method of measuring red blood cell membrane fluctuations based on dynamic cell parameters and digital holographic microscope used therefor

#43
20170322151
2017-11-09

Interferometric System and Method of Measurement of Refractive Index Spatial Distribution

#44
20170309036
2017-10-26

Analysis method including the determination of a position of a biological particle

#45
20170299371
2017-10-19

Digital holographic microscope

#46
20170205390
2017-07-20

Interferometric system and method for use with biological cells and organisms including sperm

#47
20170191920
2017-07-06

Method and system for measuring porosity of particles

#48
20170131682
2017-05-11

Digital holographic method of measuring cellular activity and measuring apparatus with improved stability

#49
20170115201
2017-04-27

Method and device for drug screening

#50
20170023472
2017-01-26

Apparatus and method for quantitive phase tomography through linear scanning with coherent and non-coherent detection

#51
20170023471
2017-01-26

Method and apparatus for measuring 3D refractive-index tomograms using high-speed wavefront shaper

#52
20160363527
2016-12-15

Optical focusing inside scattering media with time-reversed ultrasound microbubble encoded (TRUME) light

#53
20160245787
2016-08-25

Apparatus and method for early diagnosis of cell death

#54
20160160174
2016-06-09

Cell-sorting method and associated device

#55
20150292858
2015-10-15

Digital off-axis heterodyne holographic interferometry for detecting vibration amplitude

#56
20150062587
2015-03-05

Holographic microrefractometer for determining refractive index of a medium

#57
20140375792
2014-12-25

Systems and methods for self-referenced quantitative phase microscopy

#58
20140361148
2014-12-11

System and method for Hilbert phase imaging

#59
20140320865
2014-10-30

Apparatus for detecting a 3D structure of an object

#60
20140307261
2014-10-16

White light diffraction tomography of unlabeled live cells

#61
20140220622
2014-08-07

DIGITAL HOLOGRAPHIC MICROSCOPY APPARATUS AND METHOD FOR CLINICAL DIAGNOSTIC HEMATOLOGY

#62
20140193850
2014-07-10

HOLOGRAPHIC METHOD AND DEVICE FOR CYTOLOGICAL DIAGNOSTICS

#63
20140113323
2014-04-24

Determination of physical parameters associated with erythrocytes

#64
20130286403
2013-10-31

Interferometric method and digital holographic microscope

#65
20130278743
2013-10-24

Method and system for measuring porosity of particles

#66
20130274119
2013-10-17

Methods and apparatuses for detection of positional freedom of particles in biological and chemical analyses and applications in immunodiagnostics

#67
20130210066
2013-08-15

Method for monitoring cell viability

#68
20130003073
2013-01-03

Optical system for a holographic microscope including a spatial filter

#69
20120200840
2012-08-09

Continuous index of refraction compensation method for measurements in a medium

#70
20120196316
2012-08-02

ANALYSIS OF OVA OR EMBRYOS WITH DIGITAL HOLOGRAPHIC IMAGING

#71
20120182561
2012-07-19

Apparatus and method for irradiating a medium

#72
20120182558
2012-07-19

Apparatus and method for irradiating a scattering medium

#73
20110299079
2011-12-08

Method and system for high volume sample rate holographic particle measurement

#74
20110134426
2011-06-09

APPARATUSES, SYSTEMS, METHODS, AND COMPUTER READABLE MEDIA FOR ACOUSTIC FLOW CYTOMETRY.

#75
20110043816
2011-02-24

Phase object identification device and method

#76
20100231895
2010-09-16

Quantitative phase-imaging systems

#77
20100167416
2010-07-01

Boronate complex and its use in a glucose sensor

#78
20100157307
2010-06-24

Sensor and an imaging system for remotely detecting an object

#79
20100141928
2010-06-10

Continuous index of refraction compensation method for measurements in a medium

#80
20100033708
2010-02-11

Optical Inspection System Using UV Light for Automated Inspection of Holograms

#81
20090246642
2009-10-01

Selective hologram formation

#82
20090128825
2009-05-21

Apparatus and method for dynamic cellular probing and diagnostics using holographic optical forcing array

#83
20090097034
2009-04-16

System and method for visual quality characterization of holographic materials

#84
20090067018
2009-03-12

Method of nonlinear harmonic holography

#85
20080285051
2008-11-20

Multiple-degree of freedom interferometer with compensation for gas effects

#86
20080151229
2008-06-26

Multiple-degree of freedom interferometer with compensation for gas effects

#87
20070216906
2007-09-20

Method and apparatus for recognition of microorganisms using holographic microscopy

#88
20070177158
2007-08-02

Method and apparatus for the two-dimensional mapping of the electro-optical coefficient

#89
20060291712
2006-12-28

System and method for Hilbert phase imaging

#90
20050168749
2005-08-04

Optical olfactory sensor with holographic readout

#91
20050156110
2005-07-21

Terahertz radiation sensor and imaging system

#92
15708068
2020-02-04

Tomographic approach to 3-D holographic refractometry