ClassID:

173390

G01V8/14 - CPC Classification

Classification description:

Prospecting or detecting by optical means; Detecting, e.g. by using light barriers using one transmitter and one receiver using reflectors

Recent Application in this class:
#1
20250377476
2025-12-11

Weight Warden Digital Synchronous Signal Detection Algorithm

#2
20250231318
2025-07-17

OPTICAL SCANNING APPARATUS, OBJECT DETECTION APPARATUS

#3
20250162810
2025-05-22

Method and Means for Monitoring a Conveying Device

#4
20250136384
2025-05-01

Method for a production plant, system and production plant

#5
20250076533
2025-03-06

Apparatus for Identifying Object

#6
20250059744
2025-02-20

TOUCHLESS LAVATORY OPTICAL TIME OF FLIGHT PROXIMITY

#7
20240241285
2024-07-18

Geological Surface-Scanning Apparatus

#8
20240101395
2024-03-28

BOTTOM DOOR MONITORING SYSTEM AND METHODS OF USE THEREOF

#9
20230305313
2023-09-28

HOLOGRAPHIC PROJECTION OPERATING DEVICE, HOLOGRAPHIC PROJECTION DEVICE AND HOLOGRAPHIC OPTICAL MODULE THEREOF

#10
20230176025
2023-06-08

System and method for automated phenotyping of shattered seed pods

#11
20230110697
2023-04-13

Sacrificial anode optical monitory system

#12
20220276405
2022-09-01

Optical sensor

#13
20220206180
2022-06-30

A DEVICE FOR DETERMINING BEDBUG ACTIVITY AND A METHOD FOR DETECTION OF BEDBUGS

#14
20210396874
2021-12-23

OBJECT DETECTION SYSTEM AND ARTICLE DISPLAY SHELF

#15
20210286101
2021-09-16

System and method for detecting the presence of an object

#16
20210140823
2021-05-13

High-resolution terahertz wave concentration module, scattered light detection module, and high-resolution inspection apparatus using terahertz bessel beam

#17
20210110712
2021-04-15

DEVICE FOR DETECTING ROAD SURFACE WATER

#18
20210067590
2021-03-04

Real-time playback modification for activity event playback

#19
20210065537
2021-03-04

Method and system for generating sensor alerts based on continuous adjustment of a normal state of a sensor

#20
20200408948
2020-12-31

Photoelectric sensor with coaxial emission and receiving optical paths

#21
20200326453
2020-10-15

PHOTO EYE CIRCUIT WITH BREWSTER POLARIZER

#22
20200284943
2020-09-10

Object detection system and method

#23
20200240844
2020-07-30

High-resolution terahertz wave concentration module, scattered light detection module, and high-resolution inspection apparatus using terahertz bessel beam

#24
20200230835
2020-07-23

System and method for sensing debris accumulation in shaving razor cartridge

#25
20200191656
2020-06-18

High-resolution terahertz wave concentration module, scattered light detection module, and high-resolution inspection apparatus using terahertz Bessel beam

#26
20200116829
2020-04-16

Measuring arrangement having an optical transmitter and an optical receiver

#27
20200088885
2020-03-19

Laser radar device, laser radar system and rain detection method

#28
20200080257
2020-03-12

Weft thread reflection optical sensor in a weaving weft feeder

#29
20200020557
2020-01-16

Wafer clamp and a method of clamping a wafer

#30
20190377073
2019-12-12

Distance measuring apparatus comprising deterioration determination of polarizing filters based on a reflected polarized intensity from a reference reflector

#31
20190334389
2019-10-31

Wireless power transmission apparatus and method

#32
20190310048
2019-10-10

Crossbow safety system

#33
20190288154
2019-09-19

Photoelectric sensor

#34
20190288128
2019-09-19

Photoelectronic sensor and sensor system

#35
20190285769
2019-09-19

Photoelectric sensor with aperture-controlled field-of-view

#36
20190285463
2019-09-19

Small photoelectric sensor

#37
20190277688
2019-09-12

Optoelectronic sensor and method for detecting objects in a monitored zone

#38
20190265385
2019-08-29

PHOTOELECTRIC SENSOR

#39
20190250037
2019-08-15

High-resolution terahertz wave concentration module, scattered light detection module, and high-resolution inspection apparatus using terahertz bessel beam

#40
20190086578
2019-03-21

Optoelectronic sensor and method for detecting transparent objects

#41
20190079212
2019-03-14

Optoelectronic sensor system

#42
20190078934
2019-03-14

Optoelectronic sensor device and method to operate an optoelectronic sensor device

#43
20190018167
2019-01-17

System, device, and method for monitoring and controlling the position of a remote object

#44
20190001893
2019-01-03

Infrared object detecting module and side view mirror

#45
20180347754
2018-12-06

Bagger safety system

#46
20180341040
2018-11-29

Tracking system and method for use in surveying amusement park equipment

#47
20180292568
2018-10-11

OPTICAL PROXIMITY SENSOR WITH A SELF-INTEGRATED BARRIER

#48
20180283823
2018-10-04

Crossbow safety system

#49
20180275310
2018-09-27

Optoelectronic Sensor and Method for Detecting Objects

#50
20180261491
2018-09-13

Wafer clamp and a method of clamping a wafer

#51
20180236976
2018-08-23

RAIN SENSOR

#52
20180231684
2018-08-16

Mid-infrared acid sensor

#53
20180224546
2018-08-09

Optical sensor arrangement

#54
20180210111
2018-07-26

Transparent and/or shiny object detection with spin-modulated light

#55
20180171781
2018-06-21

INTEGRATED COMPUTATIONAL ELEMENTS INCORPORATING A STRESS RELIEF LAYER

#56
20180143041
2018-05-24

Distributed parameter measurements using multiple optical sources

#57
20180108802
2018-04-19

Optical sensor

#58
20180106679
2018-04-19

Color recognition device and color recognition method

#59
20180031728
2018-02-01

Proximity sensor, camera module comprising same, and mobile terminal comprising same

#60
20170296074
2017-10-19

Photoelectric sensor, photoelectric measurement method and heart rate measurement equipment

#61
20170242151
2017-08-24

MID-INFRARED HYDRATE INHIBITOR SENSOR

#62
20170235014
2017-08-17

System, device, and method for monitoring and controlling the position of a remote object

#63
20170159430
2017-06-08

WELLBORE FLUID ANALYSIS

#64
20170069157
2017-03-09

Optical sensing system

#65
20170052019
2017-02-23

Apparatus for inspecting robot hands

#66
20160222714
2016-08-04

Vehicular reflective optical sensor

#67
20160025556
2016-01-28

Optical sensing system

#68
20150345941
2015-12-03

Cartridge and detection method for the same

#69
20150338548
2015-11-26

Tracking system and method for use in surveying amusement park equipment

#70
20150253457
2015-09-10

Device and method for detecting objects in a monitoring field

#71
20150144776
2015-05-28

Material characteristic estimation using internal reflectance spectroscopy

#72
20140231633
2014-08-21

Proximity sensor including a photon emitter, a photon receiver and an opaque structure

#73
20140131558
2014-05-15

Detecting apparatus for determining liquid crystal glasses displacement in a cartridge

#74
20140055275
2014-02-27

Container with internally emitted audio

#75
20140021334
2014-01-23

Hybrid photodetector

#76
20130292555
2013-11-07

Apparatus and methods utilizing optical sensors operating in the reflection mode

#77
20130292554
2013-11-07

Optical module and optical unit for a light curtain, and fabrication method

#78
20130221208
2013-08-29

PHOTOELECTRIC BARRIER

#79
20130087695
2013-04-11

Device and method for detecting presence of an object

#80
20130015193
2013-01-17

Container with internally emitted audio

#81
20130003069
2013-01-03

OBJECT DETECTING DEVICE AND INFORMATION ACQUIRING DEVICE

#82
20130001406
2013-01-03

Optical sensor comprising a proximity switch

#83
20120292492
2012-11-22

Device for controlling a driven movement element, particularly a door or a gate

#84
20120256096
2012-10-11

METHOD AND DEVICE FOR MONITORING MOVING OBJECTS

#85
20120127317
2012-05-24

METHOD AND DEVICE TO SECURELY OPEN AND CLOSE A PASSAGEWAY OR ACCESS POINT

#86
20110249121
2011-10-13

PERIMETER SECURITY SYSTEM USING ACTIVE ANALYSIS OF IMAGES REFLECTED BY A SET OF MIRRORS ONTO A VIDEO CAMERA

#87
20110248850
2011-10-13

Door system comprising a sensor device for monitoring vertical door edges

#88
20110248154
2011-10-13

Light barrier

#89
20100254570
2010-10-07

Device for controlling a driven movement element, particularly a door or a gate

#90
20100231906
2010-09-16

Method and device for measuring emissions of gaseous substances to the atmosphere using scattered sunlight spectroscopy

#91
20100219330
2010-09-02

Optoelectronic sensor for the detection of pallets

#92
20100198365
2010-08-05

Safety photoelectric switch

#93
20100194583
2010-08-05

Safety photoelectric switch

#94
20100193668
2010-08-05

Optical scanning type photoelectric switch

#95
20100141964
2010-06-10

Light barrier

#96
20090201508
2009-08-13

Apparatus and method for recognizing objects

#97
20090108185
2009-04-30

Optoelectronic sensor and method for detecting objects with polarized light

#98
20090097118
2009-04-16

Light-reflecting triple, reflector, as well as method for recognizing an object

#99
20080265144
2008-10-30

Deflected Light Beam Network Barrier

#100
20080186498
2008-08-07

Reflector having a trapezoid reflection and method for precision photo-scanning for recognition of an object

#101
20080180667
2008-07-31

Recursive-reflective photoelectric sensor

#102
20080173790
2008-07-24

Motion-detecting module with a built-in light source

#103
20080143528
2008-06-19

Light barrier arrangement

#104
20080074642
2008-03-27

Opto-electrical sensor arrangement

#105
20070146583
2007-06-28

Reflective light barrier

#106
20060279867
2006-12-14

Reflection type photoelectric switch

#107
20060278815
2006-12-14

Regressive reflection type photoelectric switch

#108
20060175542
2006-08-10

Retroreflective photoelectric sensor

#109
20050243432
2005-11-03

Light emitting device and information processing apparatus

#110
20050236590
2005-10-27

Optical detector able to sense the presence of a container and content therein, and container and printer using the same

#111
20050230603
2005-10-20

Emitter-detector assembly for a reflex photoelectric object detection system

#112
20050199786
2005-09-15

Photoelectric sensor and detector terminal module therefor

#113
20050133699
2005-06-23

Door obstacle sensor

#114
20050116149
2005-06-02

Optoelectronic sensor and process for detection of an object in a monitored area

#115
20050023490
2005-02-03

Edge sensing of data storage media

#116
19227529
2025-11-04

System and method for identifying a product

#117
16002761
2020-03-24

Adjustable housing for sensor

#118
15709763
2019-04-02

Low noise, high bandwidth, high sensitivity laser seismometer

#119
15478142
2018-08-28

Intrusion detection system