Patents-Review.com
ClassID:

204108 ⎘

H01H2219/0621 - CPC Classification

Classification description:

Legends; Optical elements; Light conductor Optical fiber light conductor

Recent Application in this class:
#1
20240234052
2024-07-11

KEYBOARD

 #2
20240006134
2024-01-04

BACKLIGHT MODULE AND LUMINOUS KEYBOARD USING THE SAME

 #3
20230307195
2023-09-28

Keyboard

 #4
20230274895
2023-08-31

Rotary lockout tagout latch system

 #5
20230223217
2023-07-13

SMALL KEYBOARD WITH ALTERNATIVE LAYOUTS FOR NUMBERS, EDITING, AND FUNCTION KEYS

 #6
20230053436
2023-02-23

Keyboard and backlight module

 #7
20230038301
2023-02-09

Backlight module and luminous keyboard using the same

 #8
20220293362
2022-09-15

Keyboard

 #9
20220293360
2022-09-15

Keyboard

 #10
20210261049
2021-08-26

Switch structure and manufacturing method therefor

 #11
20200373108
2020-11-26

Keyboard with antenna and sensor

 #12
20200373107
2020-11-26

Backlight module and luminous keyboard using the same

 #13
20200373098
2020-11-26

Key structure

 #14
20200373097
2020-11-26

Key module

 #15
20190214202
2019-07-11

Keyboard device

 #16
20190001880
2019-01-03

Vehicle interior trim assembly configured to form a light pattern having an emblem shape at the front of a trim part such as an air bag cover

 #17
20180330899
2018-11-15

Keyboard device

 #18
20180240624
2018-08-23

Operator control apparatus for a domestic appliance comprising a light guide for illuminating multiple zones of a front cap with different light intensities, domestic appliance comprising an operator control apparatus of this kind, and method for operating an operator control apparatus

 #19
20170221652
2017-08-03

Illuminated keyswitch

 #20
20170076887
2017-03-16

Surgical instruments with non-contact switch assemblies

 #21
20170032906
2017-02-02

Disconnect operating handles suitable for circuit breakers and related bucket assemblies and handle interlocks

 #22
20160260558
2016-09-08

Systems and methods for lighting spring loaded mechanical key switches

 #23
20160260555
2016-09-08

COMPACT BUTTON WITH ILLUMINATED GRAPHIC

 #24
20160170436
2016-06-16

Touch-sensitive control

 #25
20160093451
2016-03-31

LIGHTED CIRCUIT BREAKER STATUS INDICATION DEVICE

 #26
20150221459
2015-08-06

Disconnect operating handles suitable for circuit breakers and related bucket assemblies and handle interlocks

 #27
20150107975
2015-04-23

Illuminated keyboard

 #28
20150061901
2015-03-05

Systems and methods for lighting spring loaded mechanical key switches

 #29
20120200475
2012-08-09

Display device for displaying two graphics

 #30
20120182215
2012-07-19

Sensing module, and graphical user interface (GUI) control apparatus and method

 #31
20110043384
2011-02-24

KEYBOARD

 #32
20110038115
2011-02-17

Illumination Arrangement

 #33
20090278544
2009-11-12

System and method for monitoring displacement within energized tap changer compartments

 #34
20070125634
2007-06-07

Keypad and method for fabricating same

 #35
20070081354
2007-04-12

Fiber optical display systems and related methods, systems, and computer program products

 #36
20070063978
2007-03-22

Cordless computer keyboard with illuminated keys

 #37
20060283697
2006-12-21

Controlling device with illuminated user interface

 #38
20060261984
2006-11-23

Keypad assembly for a portable terminal

 #39
20060207867
2006-09-21

Rotary controls

 #40
20050151098
2005-07-14

Switch-device sheet

 #41
20050150752
2005-07-14

Switch-device sheet

 #42
20050135112
2005-06-23

Lighting unit with light guidance body

 #43
16717798
2020-12-29

Electronic devices having keys with coherent fiber bundles

 #44
16431210
2020-11-17

Invertible optical float switch