ClassID:

175901

G03B21/132 - CPC Classification

Classification description:

Projectors or projection-type viewers; Accessories therefor Overhead projectors, i.e. capable of projecting hand-writing or drawing during action

Recent Application in this class:
#1
20230269476
2023-08-24

Presenter having head part to control shooting direction

#2
20230080888
2023-03-16

Image display method and projector

#3
20210097719
2021-04-01

Aligning and merging contents from multiple collaborative workstations

#4
20200334851
2020-10-22

Projected augmented reality interface with pose tracking for directing manual processes

#5
20200001646
2020-01-02

Autograph support device

#6
20190196306
2019-06-27

Image projection apparatus

#7
20180348618
2018-12-06

CLASSROOM PRESENTATION GUIDANCE SYSTEM

#8
20170184948
2017-06-29

Electronic device

#9
20150261497
2015-09-17

Remote control of projection and camera system

#10
20150116604
2015-04-30

Electro-optical device and electronic apparatus

#11
20120164292
2012-06-28

Image display for applying a decoration

#12
20120162870
2012-06-28

Conveniently assemblable interactive systems and display device

#13
20120135371
2012-05-31

Scanbody for detecting the position and orientation of a dental implant

#14
20120076353
2012-03-29

Interactive display

#15
20120075597
2012-03-29

Projector

#16
20120038592
2012-02-16

INPUT/OUTPUT DEVICE AND HUMAN-MACHINE INTERACTION SYSTEM AND METHOD THEREOF

#17
20120008104
2012-01-12

MOBILE STAND FOR INTERACTIVE DISPLAY SYSTEM

#18
20110260015
2011-10-27

VISUAL PRESENTING APPARATUS

#19
20110199636
2011-08-18

Image combining apparatus and method for aligning positions of images

#20
20110088982
2011-04-21

Lifting Device For An Overhead Projector Which Has A Constant Velocity During The Upward And Downward Movement

#21
20100302389
2010-12-02

PRESENTATION DEVICE

#22
20100253860
2010-10-07

Projector

#23
20100201836
2010-08-12

MOBILE DEVICE AND METHOD FOR EXECUTING VISUAL PRESENTER FUNCTION AND HOLDER FOR THE MOBILE DEVICE

#24
20100060805
2010-03-11

Projection display device and control method thereof

#25
20080042999
2008-02-21

Projection display system with pressure sensing at a screen, a calibration system corrects for non-orthogonal projection errors

#26
20060203208
2006-09-14

Projector

#27
20050270496
2005-12-08

Projector with a device for measuring angle of inclination

#28
20050157499
2005-07-21

Interactive image illumination system and method for operating same

#29
20050057725
2005-03-17

Projection method with real object projector

#30
20050007514
2005-01-13

Backlighting construction for use in computer-based display systems having direct and projection viewing modes of operation

#31
20050002001
2005-01-06

Overhead projector

#32
18244011
2024-04-30

Thin film faux fireplace with two-sided view

#33
15467343
2019-03-26

Projector lift

#34
13564534
2015-06-09

Remote control of projection and camera system