ClassID:

206557

H01J2237/281 - CPC Classification

Classification description:

Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging; Electron or ion microscopes; Scanning microscopes characterised by the imaging problems involved Bottom of trenches or holes

Recent Application in this class:
#1
20250327663
2025-10-23

Pattern Measurement Method, Measurement System, and Computer-Readable Medium

#2
20220068597
2022-03-03

Measurement device and signal processing method

#3
20210404801
2021-12-30

Pattern Measurement Method, Measurement System, and Computer-Readable Medium

#4
20210249221
2021-08-12

Charged particle beam apparatus

#5
20200411278
2020-12-31

Electron microscope and beam irradiation method

#6
20190378683
2019-12-12

Measuring a height profile of a hole formed in non-conductive region

#7
20190362931
2019-11-28

Charged particle beam device

#8
20190148108
2019-05-16

System and method for measuring patterns

#9
20190066969
2019-02-28

Charged particle beam apparatus

#10
20190035600
2019-01-31

Charged particle beam device for imaging vias inside trenches

#11
20170169558
2017-06-15

3D profiling system of semiconductor chip and method for operating the same

#12
20170011881
2017-01-12

Imaging low electron yield regions with a charged beam imager

#13
20160379798
2016-12-29

Scanning electron microscope system, pattern measurement method using same, and scanning electron microscope

#14
20160379795
2016-12-29

Charged particle beam apparatus

#15
20160114503
2016-04-28

Seamless mold manufacturing method

#16
20160071688
2016-03-10

Sample observation device

#17
20150371816
2015-12-24

Sample observation device having a selectable acceleration voltage

#18
20150362524
2015-12-17

Determining a state of a high aspect ratio hole using measurement results from an electrostatic measurement device

#19
20150357153
2015-12-10

Charged particle beam device

#20
20150136979
2015-05-21

Charged particle beam device

#21
20150060662
2015-03-05

Apparatus of plural charged particle beams with multi-axis magnetic lens

#22
20150008322
2015-01-08

Scanning electron microscope

#23
20140367586
2014-12-18

Charged particle beam system and method of operating thereof

#24
20140361168
2014-12-11

Electron beam apparatus

#25
20140339425
2014-11-20

Scanning electron beam device with focus adjustment based on acceleration voltage and dimension measurement method using same

#26
20140299767
2014-10-09

Charged particle beam device and measuring method using the same

#27
20130306866
2013-11-21

Scanning electron microscope with charge density control

#28
20130187045
2013-07-25

Electron beam irradiation method and scanning electronic microscope

#29
20130037716
2013-02-14

Scanning electron microscope and sample observation method

#30
20110215243
2011-09-08

Method for inspecting and measuring sample and scanning electron microscope

#31
20110027408
2011-02-03

SEAMLESS MOLD MANUFACTURING METHOD

#32
20110012029
2011-01-20

Pattern observation method

#33
20090278045
2009-11-12

Substrate-examining apparatus

#34
20090152461
2009-06-18

Hole inspection apparatus and hole inspection method using the same

#35
20090084954
2009-04-02

Method for inspecting and measuring sample and scanning electron microscope

#36
20090039259
2009-02-12

Scanning electron microscope

#37
20090001279
2009-01-01

Charged particle beam apparatus

#38
20080121799
2008-05-29

SAMPLE ANALYZING APPARATUS

#39
20080116376
2008-05-22

Charged particle beam apparatus

#40
20070257191
2007-11-08

Contact opening metrology

#41
20070221846
2007-09-27

Scanning electron microscope

#42
20070085004
2007-04-19

Substrate-examining apparatus

#43
20070023657
2007-02-01

Charged particle beam apparatus

#44
20060251340
2006-11-09

Method for defect detection and process monitoring based on SEM images

#45
20060157649
2006-07-20

Method for non-destructive trench depth measurement using electron beam source and X-ray detection

#46
20060113474
2006-06-01

Scanning electron microscope

#47
20060113471
2006-06-01

Contact opening metrology

#48
20060071167
2006-04-06

Scanning electron microscope

#49
20060054814
2006-03-16

Scanning electron microscope having multiple detectors and a method for multiple detector based imaging

#50
20050184237
2005-08-25

Charged particle beam apparatus

#51
20050173657
2005-08-11

Contact opening metrology

#52
20050133719
2005-06-23

Scanning electron microscope

#53
20050116164
2005-06-02

Method and system for the examination of specimen