ClassID:

166089

G01J2003/4534 - CPC Classification

Classification description:

Spectrometry; Spectrophotometry; Monochromators; Measuring colours; Investigating the spectrum; Interferometric spectrometry by correlation of the amplitudes Interferometer on illuminating side

Recent Application in this class:
#1
20250032011
2025-01-30

Blood-Solute Calculation with a Mobile Device Using Non-Invasive Spectroscopy

#2
20240118192
2024-04-11

Method of creating a local oscillator light beam and local oscillator source apparatus for phase-resolved spectroscopy

#3
20240045199
2024-02-08

Optical Device And Spectrometer

#4
20230263436
2023-08-24

Blood-solute calculation with a mobile device using non-invasive spectroscopy

#5
20230036551
2023-02-02

Compact spectral analyzer

#6
20220042850
2022-02-10

FTIR spectrometer with optical filter for low level gas detection such as formaldehyde and ethylene oxide

#7
20210223105
2021-07-22

High-speed Fourier-transform spectroscopy apparatus and spectroscopy method

#8
20200390372
2020-12-17

Fourier-transform infrared (FT-IR) spectroscopy using a mobile device

#9
20200116569
2020-04-16

FTIR spectrometer with optical filter for low level gas detection such as formaldehyde and ethylene oxide

#10
20200103338
2020-04-02

Diffuse reflectance infrared fourier transform spectroscopy

#11
20190301939
2019-10-03

Self-referenced spectrometer

#12
20190017870
2019-01-17

Device for providing variable sized aperture for a sample

#13
20180266942
2018-09-20

Diffuse reflectance infrared Fourier transform spectroscopy

#14
20170122101
2017-05-04

Multigas multisensor redundant Mudlogging system

#15
20160178509
2016-06-23

Diffuse reflectance infrared Fourier transform spectroscopy

#16
20150215043
2015-07-30

Lasers Based On Optical Ring-Resonators

#17
20150192468
2015-07-09

Dual spectroscopic system and method for gas sample analysis

#18
20120250017
2012-10-04

Interferometry-based downhole analysis tool

#19
20120105852
2012-05-03

Interferometric spectral imaging of a two-dimensional array of samples using surface plasmon resonance

#20
20080285044
2008-11-20

Devices in miniature for interferometric use and fabrication thereof