Patents-Review.com
ClassID:

175924 ⎘

G03B21/22 - CPC Classification

Classification description:

Projectors or projection-type viewers; Accessories therefor; Details Soundproof bodies

Recent Application in this class:
#1
20260036894
2026-02-05

AMBIENT IMAGE PROJECTION DEVICE

 #2
20220397812
2022-12-15

Projection lens module and projector

 #3
20200272041
2020-08-27

ACTUATOR MODULE AND PROJECTOR HAVING THE SAME

 #4
20200241402
2020-07-30

Optical engine module and projector having the same

 #5
20190278084
2019-09-12

Projection device, mobile object, and method of setting projection device

 #6
20190019490
2019-01-17

Soundproofing structure, partition structure, window member, and cage

 #7
20180058066
2018-03-01

Soundproof structure, louver, and partition

 #8
20160241821
2016-08-18

Light source apparatus and projector

 #9
20160203770
2016-07-14

Image display apparatus and method of controlling image display apparatus

 #10
20150370152
2015-12-24

Projector with a lens shift mechanism configured to move a projection lens

 #11
20140092370
2014-04-03

Projector with a lens shift mechanism configured to move a projection lens

 #12
20130140426
2013-06-06

Tilt foot mechanism of projection display device

 #13
20120176586
2012-07-12

Display device

 #14
20120008099
2012-01-12

DEVICE AND SYSTEM FOR PROJECTING IMAGES ONTO A SCREEN

 #15
20110109542
2011-05-12

Image display device and method of controlling the same

 #16
20100302467
2010-12-02

Projector

 #17
20100123877
2010-05-20

Projection display apparatus comprising a louver with inclined and non-inclined portions

 #18
20100080552
2010-04-01

Lens frame, lens assembly and image-taking apparatus

 #19
20090200001
2009-08-13

Electric apparatus

 #20
20090135379
2009-05-28

ADJUSTING APPARATUS FOR PROJECTOR

 #21
20090015803
2009-01-15

Projector including a connection mechanism rotatably connecting a projector main body to an image output device

 #22
20080246929
2008-10-09

Projection image display apparatus having a noise removal filter portion

 #23
20080079853
2008-04-03

Projection type display apparatus

 #24
20080055564
2008-03-06

INTERACTIVE DOCUMENT CAMERA AND SYSTEM OF THE SAME

 #25
20080055561
2008-03-06

Projector apparatus

 #26
20080013056
2008-01-17

Projector device

 #27
20070285623
2007-12-13

System for cooling heat emission portions in a projector

 #28
20070279599
2007-12-06

Projection apparatus

 #29
20070211229
2007-09-13

Projector

 #30
20070070309
2007-03-29

Color image projection arrangement and method employing electro-absorption modulated green laser system

 #31
20060279715
2006-12-14

Projector with a detachably attaching lamp cover

 #32
20060152685
2006-07-13

Optic projecting method and structure of rear projection TV for dual projecting system

 #33
20060092386
2006-05-04

Rear-projection type imaging device

 #34
20060072080
2006-04-06

Ceiling-mounted projection system

 #35
20060061738
2006-03-23

Projection equipment support system

 #36
20060050253
2006-03-09

Optical apparatus and projector

 #37
20050286028
2005-12-29

Adjustable security enclosure

 #38
20050286027
2005-12-29

Multimedia display device

 #39
20050280781
2005-12-22

Adjoining-type architecture for the assembly of a rear projection television

 #40
20050237500
2005-10-27

Projection type video display

 #41
20050213042
2005-09-29

Liquid crystal display device

 #42
20050190344
2005-09-01

Projection apparatus

 #43
20050110957
2005-05-26

Rear projector

 #44
20050078283
2005-04-14

Adjusting structure of projector

 #45
20050046810
2005-03-03

Projection display system including a relay lens that prevents light reflected at a surface thereof from being transmitted in a projection direction of the projection display system