ClassID:

175908

G03B21/18 - CPC Classification

Classification description:

Projectors or projection-type viewers; Accessories therefor; Details Fire preventing or extinguishing

Recent Application in this class:
#1
20190278164
2019-09-12

Control apparatus, control method for same, projection device, and projection system

#2
20160103417
2016-04-14

Image forming apparatus and developing cartridge

#3
20150293431
2015-10-15

Projector

#4
20150286118
2015-10-08

Projector with reduced ghost image occurrence

#5
20150070661
2015-03-12

Projector

#6
20150010321
2015-01-08

Developing cartridge

#7
20140071410
2014-03-13

Image projection apparatus

#8
20140044455
2014-02-13

Developing cartridge

#9
20140044453
2014-02-13

Developing cartridge

#10
20130120716
2013-05-16

Heat dissipation device of light engine with fan module and heat sink

#11
20120307214
2012-12-06

Projector

#12
20120251187
2012-10-04

Developing cartridge

#13
20110299875
2011-12-08

Image forming apparatus and developing cartridge

#14
20110234984
2011-09-29

Projector

#15
20110211169
2011-09-01

Projection System

#16
20100296833
2010-11-25

Image forming apparatus and developing cartridge

#17
20090195759
2009-08-06

Method and system for an enclosed, portable, volatile environment laser projector

#18
20080298838
2008-12-04

Image forming apparatus and developing cartridge

#19
20080094596
2008-04-24

Methods and systems to compensate for a stitching disturbance of a printed pattern

#20
20080094595
2008-04-24

Methods and systems to compensate for a stitching disturbance of a printed pattern

#21
20070206158
2007-09-06

Optical device and projector

#22
20070188727
2007-08-16

Image forming state adjusting system, exposure method and exposure apparatus, and program and information storage medium

#23
20070188726
2007-08-16

Image forming state adjusting system, exposure method and exposure apparatus, and program and information storage medium

#24
20070146672
2007-06-28

Methods and systems to compensate for a stitching disturbance of a printed pattern in a maskless lithography system utilizing overlap of exposure zones with attenuation of the aerial image in the overlap region

#25
20070115437
2007-05-24

Structure for protecting a rod integrator having a light shield plate with an opening

#26
20070115436
2007-05-24

Structure for cooling a lamp for a projection display apparatus having an integrated exhaust duct

#27
20070085976
2007-04-19

PROJECTION DEVICE

#28
20070070298
2007-03-29

Projection type display unit having a curved housing

#29
20070019168
2007-01-25

Projector with exhaust fans having intersecting exhaust directions

#30
20070009282
2007-01-11

Image forming apparatus and developing cartridge

#31
20070009281
2007-01-11

Developing cartridge for supplying power to a developer roller shaft when coupled to an image forming apparatus

#32
20060279706
2006-12-14

Projection system

#33
20060268239
2006-11-30

Projection type display unit having a thermal damping housing

#34
20060209267
2006-09-21

Projection apparatus, ceiling hanging hardware for projection apparatus, and method of controlling operation of projection apparatus

#35
20060181588
2006-08-17

Image forming method and image forming apparatus

#36
20060050242
2006-03-09

Method and apparatus for cooling optics

#37
20050270495
2005-12-08

Liquid-cooled liquid crystal panel and method of manufacturing the same as well as liquid crystal projector

#38
20050206850
2005-09-22

Image forming state adjusting system, exposure method and exposure apparatus, and program and information storage medium

#39
20050170267
2005-08-04

Methods and systems to compensate for a stitching disturbance of a printed pattern in a maskless lithography system utilizing overlap of exposure zones with attenuation of the aerial image in the overlap region

#40
20050151933
2005-07-14

Method and apparatus for an anti-melt projection lens cap

#41
20050068514
2005-03-31

METHODS AND SYSTEMS TO COMPENSATE FOR A STITCHING DISTURBANCE OF A PRINTED PATTERN IN A MASKLESS LITHOGRAPHY SYSTEM UTILIZING OVERLAP OF EXPOSURE ZONES WITH ATTENUATION OF THE AERIAL IMAGE IN THE OVERLAP REGION

#42
20050068505
2005-03-31

Illuminator and projector

#43
20050068504
2005-03-31

Device for homogeneous, multi-color illumination of a surface

#44
20050068442
2005-03-31

Presentation system and method of use

#45
20050063690
2005-03-24

One-time-use camera containing improved film element

#46
20050058955
2005-03-17

Image forming method and image forming apparatus

#47
20050057730
2005-03-17

Duct and projector

#48
20050057632
2005-03-17

Image recording method and image recording apparatus

#49
20050053274
2005-03-10

System and method for 3D photography and/or analysis of 3D images and/or display of 3D images

#50
20050052624
2005-03-10

Off-axis image projecting system

#51
20050037675
2005-02-17

Terminal retainer and strobe device using the retainer

#52
20050036115
2005-02-17

Projector having improved structure for cooling optical system

#53
20050012905
2005-01-20

Projector

#54
20050012904
2005-01-20

High efficiency projection system and method of forming color image using the same