ClassID:

179755

G04F13/02 - CPC Classification

Classification description:

Apparatus for measuring unknown time intervals by means not provided for in groups  -  using optical means

Sub-classes:
Recent Application in this class:
#1
20260147318
2026-05-28

HIGHLY CHARGED NICKEL ION OPTICAL CLOCK AND ITS IMPLEMENTATION

#2
20250246028
2025-07-31

A METHOD AND A SYSTEM FOR MEASURING THE TIME OF A MOVING OBJECT USING A MOBILE DEVICE HAVING A CAMERA INCORPORATED THEREIN AND A TIME MEASUREMENT DEVICE

#3
20250103011
2025-03-27

ESTIMATING TIME OUTDOORS AND IN DAYLIGHT BASED ON AMBIENT LIGHT, MOTION AND LOCATION SENSING

#4
20240427295
2024-12-26

Astrophysical Timing Derived from Photometric Relative Phase Measurements of Periodic Stellar Variability

#5
20240295857
2024-09-05

TIMEPIECE

#6
20240077837
2024-03-07

SYSTEMS AND METHODS FOR INDICATING THE TIME ELAPSED SINCE THE OCCURRENCE OF A TRIGGERING EVENT

#7
20230128618
2023-04-27

Time measurement system

#8
20220059259
2022-02-24

Method for monitoring an electrical cable accessory system

#9
20210389731
2021-12-16

Systems and methods for indicating the time elapsed since the occurrence of a triggering event

#10
20210358230
2021-11-18

TIMING DEVICE

#11
20210271208
2021-09-02

Electronic device that can be worn on the body and method for producing same

#12
20210269358
2021-09-02

Electronic device that can be worn on the body and method for producing same

#13
20200190847
2020-06-18

Self-cleaning door handle cover

#14
20190314204
2019-10-17

CONTROL APPARATUS FOR WELDING AND CONTROL METHOD THEREOF

#15
20180315032
2018-11-01

Systems and methods for use in tracking usage of assets based on sensors associated with the assets

#16
20170242402
2017-08-24

External element with a light sensor

#17
20170235280
2017-08-17

Time Validation Indicator

#18
20170216695
2017-08-03

METHOD OF PERFORMING AND MEASURING RUNNING THROWS

#19
20170153605
2017-06-01

ENVIRONMENT DEPENDENT - TEMPERATURE INDEPENDENT COLOR CHANGING LABEL

#20
20170075312
2017-03-16

Baby bottle serving pair with freshness indicator

#21
20170039781
2017-02-09

Time-measuring system

#22
20170039780
2017-02-09

Timing system

#23
20160274547
2016-09-22

Method and device for acquiring time point where glimmering pulse passes over threshold

#24
20160243426
2016-08-25

Athletic timing device

#25
20160216511
2016-07-28

Identification value of a rotatable element having a plurality of mirror facets

#26
20160187855
2016-06-30

Time validation indicator

#27
20160092723
2016-03-31

Elapsed-time determination apparatus, deciding apparatus, deciding method, and non-transitory computer-readable recording medium storing control program

#28
20150242445
2015-08-27

Device for optical time-stamping, and related image-sensing system and optical time-stamping method

#29
20150199805
2015-07-16

Method of determining the location of tip timing sensors during operation

#30
20140209009
2014-07-31

Environment dependent—temperature independent color changing label

#31
20140035687
2014-02-06

Distribution system for optical reference

#32
20130107676
2013-05-02

Timing system and device and method for making the same

#33
20120154062
2012-06-21

Distribution system for optical reference

#34
20110286314
2011-11-24

Environment dependent—temperature independent color changing label

#35
20080212103
2008-09-04

Ultra-short optical pulse measurement using a thick nonlinear crystal

#36
20080172435
2008-07-17

Femtosecond spectroscopy using minimum or maximum phase functions

#37
20080035834
2008-02-14

Very fast time resolved imaging in multiparameter measurement space having means for separating reflected light to form plural beam images

#38
20070055466
2007-03-08

Method of retrieving phase and magnitude of weak ultra-short optical pulses using a stronger unknown pulse

#39
20070027689
2007-02-01

Femtosecond spectroscopy using minimum phase functions

#40
13621718
2017-01-10

Determining the average reading speed of a user