ClassID:

167728

G01N2021/152 - 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; Arrangements or apparatus for facilitating the optical investigation; Preventing contamination of the components of the optical system or obstruction of the light path Scraping; Brushing; Moving band

Recent Application in this class:
#1
20260009722
2026-01-08

AUTOMATED UNDERWATER SENSOR CLEANING DEVICE AND METHOD

#2
20250264401
2025-08-21

TURBIDIMETER CLEANING

#3
20250216325
2025-07-03

TURBIDITY METER AND A METHOD FOR CLEANING THE SAME

#4
20250146927
2025-05-08

MEASUREMENT INSTRUMENT, MEASUREMENT DEVICE, MEASUREMENT SYSTEM, AND MEASUREMENT METHOD

#5
20250020577
2025-01-16

MEASUREMENT INSTRUMENT, MEASUREMENT DEVICE, MEASUREMENT SYSTEM, AND MEASUREMENT METHOD

#6
20240125691
2024-04-18

METHOD OF MEASURING BIOLOGICAL INFORMATION, AND MEASURING SYSTEM

#7
20230184670
2023-06-15

Cleaning device for cleaning an outer portion of a sensor

#8
20210396653
2021-12-23

Equipment and method for analysis of a fluid

#9
20210325316
2021-10-21

Sensor with a cleaning device

#10
20210172861
2021-06-10

TURBIDIMETER CLEANING

#11
20210165123
2021-06-03

Mid-infrared carbon dioxide sensor

#12
20200271568
2020-08-27

Non-absorbent cleaning member with transport arm working end coupling element for use in a sample testing system

#13
20190301737
2019-10-03

Method and apparatus for monitoring port blockage for TDLAS measurements in harsh environments

#14
20190265156
2019-08-29

Optical measurement device

#15
20190232922
2019-08-01

Wiper system for vehicle

#16
20180209897
2018-07-26

DETECTING DEVICE, OPTICAL DETECTING APPARATUS, AND OPTICAL DETECTING METHOD

#17
20180080864
2018-03-22

Methods and systems for maintaining optical transparency during particle image acquisition

#18
20180059016
2018-03-01

Method for detection of the contamination of a sample cuvette of a nephelometric turbidimeter

#19
20180003617
2018-01-04

Sample testing methods with automated cleaning

#20
20170297405
2017-10-19

Dust sensor for vehicle

#21
20170248568
2017-08-31

Multi parameter swimming pool fluid analysis and regulating method and device

#22
20170242149
2017-08-24

Mid-infrared carbon dioxide sensor

#23
20170108428
2017-04-20

Methods and systems for maintaining optical transparency during particle image acquisition

#24
20160313003
2016-10-27

Method and apparatus for monitoring port blockage for TDLAS measurements in harsh environments

#25
20160299056
2016-10-13

Sample testing systems and methods with automated cleaning

#26
20160231240
2016-08-11

Nephelometric turbidimeter and method for detection of the contamination of a sample cuvette of a nephelometric turbidimeter

#27
20160187260
2016-06-30

LIBS measurement tube

#28
20160025617
2016-01-28

Probe unit with cleaning means

#29
20160018554
2016-01-21

Downhole fluid composition sensing

#30
20130048022
2013-02-28

Arrangement and method for mechanical cleaning of a transparent surface of an optical instrument

#31
20130008466
2013-01-10

Apparatus and method for cleaning deposits and accretions from an end plate of a sensor body

#32
20120085144
2012-04-12

In-situ sensor for automated measurements of gas content in liquid and related system and method

#33
20120038925
2012-02-16

Method for examining liquids and apparatus therefor

#34
20110273710
2011-11-10

Turbidity sensors and probes

#35
20110259850
2011-10-27

Process for forming a light beam path in a dielectric mirror

#36
20110242659
2011-10-06

Multi-pass optical cell with actuator for actuating a reflective surface

#37
20110176136
2011-07-21

Liquid densitometer

#38
20110102782
2011-05-05

Inspection device with rotatable lighting element housing

#39
20110064616
2011-03-17

TRANSPORT DETECTOR FOR LIQUID CHROMATOGRAPHY

#40
20100208269
2010-08-19

Particle concentration detecting device

#41
20100101437
2010-04-29

PRINTING MACHINE

#42
20100091290
2010-04-15

Surface preparation method for eliminating optical interference from absorption cavity mirrors

#43
20100071150
2010-03-25

Moisture barrier breathing device

#44
20100007958
2010-01-14

Process of forming a light beam path in a dielectric mirror

#45
20090285721
2009-11-19

Apparatus for chemical analysis of a sample

#46
20090263283
2009-10-22

Measurement cell

#47
20090052033
2009-02-26

Analyzer, method for cleaning photometry mechanism in such analyzer, and cleaning tool

#48
20080252879
2008-10-16

OPTICAL SAMPLE MEASUREMENT DEVICE, OPTICAL CELL AND WATER QUALITY MEASUREMENT DEVICE

#49
20080243411
2008-10-02

Method for monitoring the optical transmissibility through an observation window and device for cleaning an observation window

#50
20080209652
2008-09-04

SYSTEM AND METHOD FOR A SONDE SENSOR CLEANING SYSTEM

#51
20080115601
2008-05-22

Device for the optical measurement of a printed sheet and method for operating the device

#52
20070242720
2007-10-18

Multi-pass optical cell with actuator for actuating a reflective surface

#53
20070138393
2007-06-21

Sensor for monitoring the immediate vicinity of a motor vehicle

#54
20070092406
2007-04-26

Measuring cell

#55
20060176475
2006-08-10

Method and device for inspecting products

#56
20050236014
2005-10-27

System and method for a sonde sensor cleaning system

#57
20050174693
2005-08-11

Cleaner utilizing adhesive member, and optical information processing device incorporating the same

#58
20050125928
2005-06-16

OPTICAL SENSOR CLEANER