ClassID:

204072

H01H2219/0023 - CPC Classification

Classification description:

Legends replaceable; adaptable Images formed with electrophoretic technology, e.g. by charged pigment particles rearranged by applied electric field, e.g. electronic paper or e-paper, active ink, gyricon

Recent Application in this class:
#1
20190214202
2019-07-11

Keyboard device

#2
20160020047
2016-01-21

Multi-purpose electronic switch

#3
20150131291
2015-05-14

Apparatus and method for use in different ambient lighting conditions

#4
20120044190
2012-02-23

Electronic ink touch sensitive display

#5
20110193874
2011-08-11

COLOR ELECTRONIC PAPER KEYPAD DEVICE

#6
20110148766
2011-06-23

Electrophoretic display keypad structure

#7
20100302053
2010-12-02

Switch having a flat display

#8
20090242368
2009-10-01

Non-backlighted illuminating keypad

#9
20090241338
2009-10-01

Method of manufacturing non-backlighted illuminating keypad

#10
20090225022
2009-09-10

High-contrast backlight

#11
20090188779
2009-07-30

Multi-Function Selecting Mechanism

#12
20090066655
2009-03-12

Display for multi-function key pad and electronic device having the same

#13
20090051657
2009-02-26

Display button device

#14
20080316180
2008-12-25

Touch Screen Keyboard With Tactile Feedback, and Associated Method

#15
20080179173
2008-07-31

Keypad and keypad assembly

#16
20080164132
2008-07-10

Button input device using E-paper

#17
20080011596
2008-01-17

Keypad and keypad assembly

#18
20070164986
2007-07-19

Interface apparatus and method using electronic paper

#19
20070136694
2007-06-14

Color and context-adaptable hardware button

#20
20070097595
2007-05-03

Multipurpose programmable adjustable keyboard (MPAK)

#21
20070061214
2007-03-15

Conductive islands for printable electronic paper

#22
20060146027
2006-07-06

Keypad and button mechanism having enhanced tactility

#23
14035743
2017-01-10

Gesture-based flash