ClassID:

165796

G01J1/044 - CPC Classification

Classification description:

Photometry, e.g. photographic exposure meter; Details; Optical or mechanical part supplementary adjustable parts; Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using shutters

Recent Application in this class:
#1
20260118163
2026-04-30

DETECTION DEVICE

#2
20250365484
2025-11-27

DEVICES, SYSTEMS, AND METHODS FOR MEASURING DIRECTIONALLY AND SPATIALLY RESOLVED SHORTWAVE RADIATION

#3
20250264359
2025-08-21

DETECTION DEVICE

#4
20250264358
2025-08-21

DETECTION DEVICE

#5
20240337531
2024-10-10

METHODS OF OPERATION OF IMAGE SENSOR

#6
20230402908
2023-12-14

Electromagnetic optical shutter with movable permanent magnet and integrated aperture

#7
20230273067
2023-08-31

Photometer

#8
20220403787
2022-12-22

Gas turbine sensor assembly and associated shutter mechanism

#9
20210181013
2021-06-17

Electromagnetic wave detection apparatus and information acquisition system

#10
20190384388
2019-12-19

Infrared eye-tracking in high ambient light conditions

#11
20190364231
2019-11-28

Method for recognizing object by using camera, and electronic device supporting same

#12
20190178708
2019-06-13

Blade driving device and infrared imaging device

#13
20190094071
2019-03-28

Device and method of measuring absorbed energy-momentum symmetry

#14
20180356283
2018-12-13

Blade drive module, imaging unit provided with blade drive module, and imaging device

#15
20180329489
2018-11-15

Infrared eye-tracking in high ambient light conditions

#16
20180209783
2018-07-26

Spot shape detection apparatus

#17
20180058923
2018-03-01

Light emitting sensor having a plurality of secondary lenses of a moveable control structure for controlling the passage of light between a plurality of light emitters and a primary lens

#18
20180013031
2018-01-11

Polaritonic hot electron infrared photodetector

#19
20170336249
2017-11-23

Liquid shutter for infrared imaging devices

#20
20170307791
2017-10-26

Optical head for receiving light and optical system using the same

#21
20170146397
2017-05-25

Adjustable security sensing device

#22
20170074720
2017-03-16

Controllable optical sensing

#23
20160327429
2016-11-10

LIGHT EMISSION TESTING DEVICE WITH A SHUTTER

#24
20160223399
2016-08-04

Apparatus for detecting photon in accordance with atmospheric condition using function of adjusting light quantity, and method of adjusting light quantity

#25
20160123868
2016-05-05

Observation apparatus

#26
20150338268
2015-11-26

Combinatorial light device for general lighting and lighting for machine vision

#27
20150331542
2015-11-19

Electronic device with infrared sensor-based user input controls

#28
20140346334
2014-11-27

Controllable optical sensing

#29
20140110569
2014-04-24

Optical head for receiving light and optical system using the same

#30
20140001348
2014-01-02

Automated shutter for dark acclimating samples

#31
20130320190
2013-12-05

LIGHT SOURCE DEVICE

#32
20130161517
2013-06-27

Adjustable aperture device with integral aperture holes

#33
20130147394
2013-06-13

Method of detecting and controlling perceptual flicker

#34
20120169884
2012-07-05

Variable aperture optical device having a microshutter

#35
20110116083
2011-05-19

Radiance measuring device

#36
20110101210
2011-05-05

Automated shutter for dark acclimating samples

#37
20100321687
2010-12-23

Shuttering and sealing device

#38
20100127159
2010-05-27

PHOTODETECTING SEMICONDUCTOR APPARATUS AND MOBILE DEVICE

#39
20100037373
2010-02-18

Method of detecting and controlling perceptual flicker

#40
20090116002
2009-05-07

Light quantity measuring apparatus

#41
20080292360
2008-11-27

Optical sensor and image forming apparatus including same

#42
20080056744
2008-03-06

Light amount measuring device, image forming apparatus, and toner density measuring apparatus

#43
20070215805
2007-09-20

Imaging sensor

#44
20070177049
2007-08-02

Rotary shutter assemblies for imaging photometers and methods for using such shutter assemblies

#45
20070081149
2007-04-12

Light amount measurement device and light amount measurement method

#46
20060266939
2006-11-30

Optical sensor with rotary shaft-driven light intercepting member

#47
20060243909
2006-11-02

System and method for sensitive photon detection

#48
20060138311
2006-06-29

Irradiation device for testing objects coated with light-sensitive paint

#49
20060113929
2006-06-01

Motor control for flux-reduced braking

#50
20060017051
2006-01-26

Apparatus having photoelectric converting element, and device manufacturing method

#51
14708212
2016-03-22

Discharge corona UV detection in AC power systems method and apparatus