ClassID:

164178

G01B9/02017 - CPC Classification

Classification description:

Instruments as specified in the subgroups and characterised by the use of optical measuring means; Interferometers characterised by the beam path configuration with multiple interactions between the target object and light beams, e.g. beam reflections occurring from different locations

Sub-classes:
Recent Application in this class:
#1
20250097021
2025-03-20

QUANTUM NETWORK DEVICES, SYSTEMS, AND METHODS

#2
20240042481
2024-02-08

Methods and Apparatuses for Fabricating Polymeric Conformal Coatings, Parts Coated With Polymeric Conformal Coatings, and Optical Apparatus Including Said Parts

#3
20240003676
2024-01-04

THZ SENSOR AND THZ METHOD FOR MEASURING AN OBJECT TO BE MEASURED

#4
20230421367
2023-12-28

Quantum network devices, systems, and methods

#5
20230414098
2023-12-28

METHOD AND SYSTEM FOR PUPIL RETRO ILLUMINATION USING SAMPLE ARM OF OCT INTERFEROMETER

#6
20230090501
2023-03-23

OPTICAL INTERFERENCE RANGE SENSOR

#7
20220412719
2022-12-29

Composite measurement system for measuring nanometer displacement

#8
20220333911
2022-10-20

DISTANCE SENSING APPARATUS

#9
20220268929
2022-08-25

Distance Measurement System and Distance Measurement Method

#10
20220071492
2022-03-10

Multi-fiber optical probe and optical coherence tomography system

#11
20210105135
2021-04-08

Quantum network devices, systems, and methods

#12
20210076935
2021-03-18

Method and system for pupil retro illumination using sample arm of OCT interferometer

#13
20200386533
2020-12-10

Heterodyne laser interferometer based on integrated secondary beam splitting component

#14
20200209133
2020-07-02

Methods to reduce power consumption of an optical particle sensor via an ASIC design

#15
20200205654
2020-07-02

Ophthalmic apparatus

#16
20200096310
2020-03-26

Particulate matter sensors for portable electronic devices

#17
20190145757
2019-05-16

Multiple beam scanning system for measuring machine

#18
20190133448
2019-05-09

Multi-fiber optical probe and optical coherence tomography system

#19
20190120611
2019-04-25

Inspecting a multilayer sample

#20
20190094012
2019-03-28

Inspecting a multilayer sample

#21
20190056214
2019-02-21

Systems and methods for improved OCT measurements

#22
20190041186
2019-02-07

Measuring the position of objects in space

#23
20180299255
2018-10-18

Inspecting a multilayer sample

#24
20180242840
2018-08-30

Method and system for pupil retro illumination using sample arm of OCT interferometer

#25
20180217001
2018-08-02

Optical interferometer

#26
20180172432
2018-06-21

Thickness determination of web product by mid-infrared wavelength scanning interferometry

#27
20180165804
2018-06-14

Bolt axial tension measuring apparatus and bolt axial tension measuring method

#28
20170211923
2017-07-27

Optical position-measuring device having grating fields with different step heights

#29
20150201833
2015-07-23

Optical coherence tomography system with multiple sample paths

#30
20110301455
2011-12-08

OPTICAL TOMOGRAPHIC IMAGING APPARATUS

#31
15651160
2018-12-18

Interferometer