ClassID:

166072

G01J2003/4334 - CPC Classification

Classification description:

Spectrometry; Spectrophotometry; Monochromators; Measuring colours; Investigating the spectrum; Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry; Modulation spectrometry; Derivative spectrometry by modulation of source, e.g. current modulation

Recent Application in this class:
#1
20250272940
2025-08-28

WEARABLE DEVICE SUCH AS FOR GLUCOSE MEASUREMENT

#2
20250067599
2025-02-27

SYSTEMS, METHODS, AND MEDIA FOR FREQUENCY DOMAIN DIFFUSE CORRELATION SPECTROSCOPY

#3
20240362883
2024-10-31

Wearable device such as for glucose measurement

#4
20240337534
2024-10-10

OPTICAL BENCH FOR SPECTROSCOPY

#5
20240319009
2024-09-26

HYPERSPECTRAL IMAGING DEVICE AND OPERATION METHOD OF THE SAME

#6
20240094054
2024-03-21

GENERATION OF MULTISPECTRAL IMAGING INFORMATION USING ANALYTICAL MULTISPECTRAL IMAGING

#7
20230113897
2023-04-13

Coded light for target imaging or spectroscopic or other analysis

#8
20230108409
2023-04-06

Coded LED or other light for target imaging or analysis

#9
20220113191
2022-04-14

Highly-integrated ultrahigh-resolution mid-infrared dual-comb spectroscopy measurement device and method

#10
20220102930
2022-03-31

Dual optical frequency comb light-emitting device

#11
20210116298
2021-04-22

Swept-source Raman spectroscopy systems and methods

#12
20200018698
2020-01-16

Spectrometry device and spectrometry method

#13
20190257749
2019-08-22

Spectroscopic analysis apparatus

#14
20190195688
2019-06-27

Swept-source Raman spectroscopy systems and methods

#15
20190101491
2019-04-04

Analysis apparatus and analysis method

#16
20180372631
2018-12-27

Scattered light integrating collector

#17
20180156726
2018-06-07

Optical absorbance measurements with self-calibration and extended dynamic range

#18
20180100999
2018-04-12

Modulating spectroscopic imaging system using substantially coherent illumination

#19
20180059003
2018-03-01

Laser absorption spectroscopy system and method for discrimination of a first and a second gas

#20
20180031472
2018-02-01

System, devices and methods using an integrated sphere light collector

#21
20170138846
2017-05-18

Method and system for reduction of influence of baseline distortion in absorption spectroscopy measurements

#22
20170067822
2017-03-09

Cavity enhanced spectroscopy using off-axis paths

#23
20170059403
2017-03-02

Optimization of the laser operating point in a laser absorption spectrometer

#24
20150085288
2015-03-26

Method and gas analyzer for measuring the concentration of a gas component in a sample gas

#25
20110032516
2011-02-10

Optical absorbance measurements with self-calibration and extended dynamic range