ClassID:

177265

G03F9/7057 - CPC Classification

Classification description:

Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography; Technique, e.g. interferometric; Non-optical, e.g. mechanical, capacitive, using an electron beam, acoustic or thermal waves Gas flow, e.g. for focusing, leveling or gap setting

Recent Application in this class:
#1
20240118632
2024-04-11

METHOD, APPARATUS AND COMPUTER PROGRAM FOR PROCESSING A SURFACE OF AN OBJECT

#2
20190294060
2019-09-26

Method of determining a height profile, a measurement system and a computer readable medium

#3
20190250522
2019-08-15

System and method for performing lithography process in semiconductor device fabrication

#4
20190187561
2019-06-20

Lens contamination prevention device and method

#5
20190086202
2019-03-21

Proximity sensor, lithographic apparatus and device manufacturing method

#6
20180239267
2018-08-23

Methods for controlling lithographic apparatus, lithographic apparatus and device manufacturing method

#7
20180157181
2018-06-07

Apparatus including a gas gauge and method of operating the same

#8
20170168403
2017-06-15

Environmental control of systems for photolithography process

#9
20130230798
2013-09-05

Exposure apparatus with detection apparatus for detection of upper and lower surface marks, and device manufacturing method

#10
20120120380
2012-05-17

Low and high pressure proximity sensors

#11
20110157576
2011-06-30

Fluid gauge with multiple reference gaps

#12
20110015861
2011-01-20

SYSTEM FOR COLLISION DETECTION BETWEEN OBJECTS

#13
20100116029
2010-05-13

Gas gauge, lithographic apparatus and device manufacturing method

#14
20100110399
2010-05-06

Reverse flow gas gauge proximity sensor

#15
20100103399
2010-04-29

Fluid Assisted Gas Gauge Proximity Sensor

#16
20090000354
2009-01-01

Method and system for operating an air gauge at programmable or constant standoff

#17
20060272394
2006-12-07

Measuring distance using gas gauge proximity sensor

#18
20060123888
2006-06-15

Method and system for operating an air gauge at programmable or constant standoff

#19
20050241371
2005-11-03

High resolution gas gauge proximity sensor