ClassID:

154608

F21K2/04 - CPC Classification

Classification description:

Non-electric light sources using luminescence ; Light sources using electrochemiluminescence using triboluminescence; using thermoluminescence

Recent Application in this class:
#1
20250313999
2025-10-09

WIRELESS AND BATTERY-FREE TOUCH-RESPONSIVE LUMINESCENT FIBER, PREPARATION METHOD, AND USE THEREOF

#2
20250035270
2025-01-30

SELF GENERATION PRESSURE-SENSITIVE LIGHT EMITTING DEVICE AND METHOD THEREOF

#3
20210128987
2021-05-06

Sports ball with mechanoluminescence

#4
20200256519
2020-08-13

Method for dynamic control of light emission from phosphors with heat excitations

#5
20190184242
2019-06-20

Sports ball with mechanoluminescence

#6
20180339202
2018-11-29

Sports ball with mechanoluminescence

#7
20180334090
2018-11-22

BRAKE COMPONENT ILLUMINATOR AND ILLUMINATION METHOD

#8
20160216211
2016-07-28

Mechanoluminescence paint sensor for stress and crack visualizations

#9
20160195222
2016-07-07

Light bar and display device

#10
20160169453
2016-06-16

Mechanoluminescent display device

#11
20110140042
2011-06-16

High-luminosity stress-stimulated luminescent material emitting ultraviolet light, manufacturing method thereof, and usage thereof

#12
20100164378
2010-07-01

Electroluminescent device having piezoelectric component

#13
20090061202
2009-03-05

High-Luminosity Stress-Stimulated Luminescent Material Emitting Ultraviolet Light, Manufacturing Method Thereof, and Usage Thereof

#14
20090050847
2009-02-26

Stress-Stimulated Luminescent Material, Manufacturing Method Thereof, Composite Material Including the Stress-Stimulated Luminescent Material, and Base Material Structure of the Stress-Stimulated Luminescent Material

#15
20090010306
2009-01-08

Temperature sensitive paint for an extended temperature range

#16
20080277596
2008-11-13

Impact Indicating Microcapsules

#17
20080232083
2008-09-25

High-luminosity stress-stimulated luminescent material, manufacturing method thereof, and use thereof

#18
20070080623
2007-04-12

Stress luminescent device using stress luminescent material

#19
20060035079
2006-02-16

Stress-luminescent composition containing anisotropic stress-luminescent material, and method of producing the same

#20
20050247912
2005-11-10

Mechanoluminescence material and process for producing the same

#21
20050224760
2005-10-13

Highly bright mechanoluminescence material and process for producing the same