ClassID:

206685

H01J2237/3347 - CPC Classification

Classification description:

Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging; Processing objects by plasma generation characterised by the type of processing; Etching; Problems associated with etching bottom of holes or trenches

Recent Application in this class:
#1
20250343033
2025-11-06

BAFFLE PLATE FOR CONTROLLING WAFER UNIFORMITY AND METHODS FOR MAKING THE SAME

#2
20250232954
2025-07-17

PLASMA PROCESSING APPARATUS AND POWER SUPPLY SYSTEM

#3
20250191926
2025-06-12

CARBON BASED DEPOSITIONS USED FOR CRITICAL DIMENSION CONTROL DURING HIGH ASPECT RATIO FEATURE ETCHES AND FOR FORMING PROTECTIVE LAYERS

#4
20250095964
2025-03-20

METHOD TO CONTROL ETCH PROFILE BY RF PULSING

#5
20250046620
2025-02-06

PLASMA PROCESSING METHOD

#6
20240242935
2024-07-18

MULTI-STATE RF PULSING IN CYCLING RECIPES TO REDUCE CHARGING INDUCED DEFECTS

#7
20240234158
2024-07-11

Method for Etching Features in a Layer in a Substrate

#8
20230044703
2023-02-09

PLASMA PROCESSING EQUIPMENT

#9
20220359168
2022-11-10

BAFFLE PLATE FOR CONTROLLING WAFER UNIFORMITY AND METHODS FOR MAKING THE SAME

#10
20220199417
2022-06-23

Carbon based depositions used for critical dimension control during high aspect ratio feature etches and for forming protective layers

#11
20220068658
2022-03-03

Substrate processing apparatus and plasma processing apparatus

#12
20220020597
2022-01-20

Plasma etching apparatus, plasma etching method, and semiconductor device fabrication method including the plasma etching method

#13
20210043472
2021-02-11

Control method and plasma processing apparatus

#14
20200328089
2020-10-15

Substrate processing method and substrate processing apparatus

#15
20200321209
2020-10-08

Method for forming silicon nitride film selectively on top/bottom portions

#16
20200321193
2020-10-08

Gas showerhead, manufacturing method, and plasma apparatus including the gas showerhead

#17
20200075294
2020-03-05

Baffle plate for controlling wafer uniformity and methods for making the same

#18
20190304754
2019-10-03

Plasma processing equipment

#19
20190244791
2019-08-08

RAISING-AND-LOWERING MECHANISM, STAGE AND PLASMA PROCESSING APPARATUS

#20
20190237337
2019-08-01

Plasma processing method and plasma processing apparatus

#21
20190214230
2019-07-11

Metal recess for semiconductor structures

#22
20190214229
2019-07-11

Metal recess for semiconductor structures

#23
20190122903
2019-04-25

Plasma treatment apparatus and method of fabricating semiconductor device using the same

#24
20190096636
2019-03-28

PLASMA PROCESSING APPARATUS, PLASMA PROCESSING METHOD AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME

#25
20190057857
2019-02-21

Method for forming silicon nitride film selectively on top surface

#26
20190027368
2019-01-24

Plasma etching method

#27
20180269118
2018-09-20

Etching method and plasma processing apparatus

#28
20180247826
2018-08-30

Processing method and plasma processing apparatus

#29
20180240646
2018-08-23

Ion beam processing device

#30
20180233376
2018-08-16

Dry etching method

#31
20180182600
2018-06-28

PLASMA SYSTEM AND METHOD OF FABRICATING A SEMICONDUCTOR DEVICE USING THE SAME

#32
20170338084
2017-11-23

PLASMA PROCESSING METHOD

#33
20170250068
2017-08-31

Method for forming silicon nitride film selectively on sidewalls or flat surfaces of trenches

#34
20170178920
2017-06-22

Technique to tune sidewall passivation deposition conformality for high aspect ratio cylinder etch

#35
20170133263
2017-05-11

Method of fabricating a semiconductor device

#36
20170117118
2017-04-27

Substrate processing apparatus and methods

#37
20150167163
2015-06-18

Method of forming a pattern and substrate processing system

#38
20150090583
2015-04-02

Ion beam processing method and ion beam processing apparatus

#39
20150034592
2015-02-05

Method for etching deep, high-aspect ratio features into glass, fused silica, and quartz materials

#40
20140374919
2014-12-25

Method for producing contact areas on a semiconductor substrate

#41
20120302065
2012-11-29

PULSE-PLASMA ETCHING METHOD AND PULSE-PLASMA ETCHING APPARATUS

#42
20120052689
2012-03-01

PLASMA ETCHING METHOD AND APPARATUS THEREOF

#43
20080102638
2008-05-01

Etch depth control for dual damascene fabrication process

#44
20070256785
2007-11-08

Apparatus for etching high aspect ratio features

#45
20070254486
2007-11-01

Plasma etch process with separately fed carbon-lean and carbon-rich polymerizing etch gases in independent inner and outer gas injection zones

#46
20070251917
2007-11-01

Plasma etch process using polymerizing etch gases across a wafer surface and additional polymer managing or controlling gases in independently fed gas zones with time and spatial modulation of gas content

#47
20070163995
2007-07-19

PLASMA PROCESSING METHOD, APPARATUS AND STORAGE MEDIUM

#48
20070131652
2007-06-14

Plasma etching method

#49
20070077724
2007-04-05

ETCHING METHODS AND APPARATUS AND SUBSTRATE ASSEMBLIES PRODUCED THEREWITH

#50
20070012659
2007-01-18

High aspect ratio etch using modulation of RF powers of various frequencies

#51
20060175292
2006-08-10

System and method for anisotropically etching a recess in a silicon substrate

#52
20060118518
2006-06-08

High aspect ratio etch using modulation of RF powers of various frequencies

#53
20050082256
2005-04-21

Plasma etching method