H01H2219/052 - CPC Classification Index

#1

20200227217

2020-07-16

Apparatus and method of backlighting through a cover on the apparatus

#2

20190362658

2019-11-28

Product and package including power producer and output mechanism, and related method

#3

20190122836

2019-04-25

Light-emitting assembly for keyboard

#4

20190051473

2019-02-14

Apparatus and method of backlighting through a cover on the apparatus

#5

20170360245

2017-12-21

Beverage preparation machine

#6

20170360244

2017-12-21

INTERFACE SYSTEM FOR A BEVERAGE PREPARATION MACHINE

#7

20170011870

2017-01-12

Low profile keyboard backlight module

#8

20160189891

2016-06-30

Key and switch housing for keyboard assembly

#9

20160189890

2016-06-30

Venting system and shield for keyboard

#10

20160172129

2016-06-16

Dome switch and switch housing for keyboard assembly

#11

20160093452

2016-03-31

Light-emitting assembly for keyboard

#12

20120268385

2012-10-25

UV-ILLUMINATED SYMBOLS FOR A USER DEVICE

#13

20120195022

2012-08-02

APPARATUS FOR SELECTIVELY BACKLIGHTING A MATERIAL

#14

20120145522

2012-06-14

ILLUMINATING KEY CAP STRUCTURE AND METHOD FOR MAKING THE SAME

#15

20120093556

2012-04-19

KEYBOARD KEY OF INPUT DEVICE

#16

20110216524

2011-09-08

Low power low cost illuminated keyboards and keypads

#17

20110198204

2011-08-18

LIGHT GUIDE SHEET, AND MOVABLE CONTACT UNIT AND SWITCH USING LIGHT GUIDE SHEET

#18

20100164874

2010-07-01

Backlight module and related manufacturing method and operation interface

#19

20090315846

2009-12-24

Mobile terminal

#20

20090231166

2009-09-17

TEKGLOW

#21

20090154191

2009-06-18

Arrangement for generating dual images

#22

20090059554

2009-03-05

Apparatus for selectively backlighting a material

#23

20090026053

2009-01-29

User control interface

#24

20080302642

2008-12-11

Movable contact element and switch using the same

#25

20080285296

2008-11-20

Operation panel

#26

20080224596

2008-09-18

Inorganic electroluminescence device using quantum dots

#27

20080087533

2008-04-17

Keypad assembly for electronic equipment and method thereof

#28

20070296706

2007-12-27

Luminous keyboard module

#29

20070272565

2007-11-29

Casing for an electronic key

#30

20070256290

2007-11-08

Method for fabricating luminescent solid key

#31

20070205088

2007-09-06

Keypad assembly for electronic device

#32

20070177370

2007-08-02

Switch lighting EL sheet and lighting switch and electronic apparatus using it

#33

20070070043

2007-03-29

Keypad backlighting device

#34

20070068783

2007-03-29

Keypad with phosphor, keypad assembly and portable terminal

#35

20070063978

2007-03-22

Cordless computer keyboard with illuminated keys

#36

20070020387

2007-01-25

Facture of shining keyboard and mouse

#37

20070002019

2007-01-04

UV feature illumination

#38

20060285309

2006-12-21

Illuminted human-machine interface device

#39

20060278508

2006-12-14

Electroluminescent lamp membrane switch

#40

20050258710

2005-11-24

Method for the production of a combined piezo/luminescent film and actuating element with such a piezo/luminescent film

#41

20050180123

2005-08-18

Electronic apparatus and button device

#42

20050057916

2005-03-17

Illuminated human-machine interface device

#43

20050051782

2005-03-10

Transmissive optical elements including transparent plastic shell having a phosphor dispersed therein, and methods of fabricating same

#44

17454058

2022-06-21

Backlight module