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Class Information
Number: 313/508
Name: Electric lamp and discharge devices > With luminescent solid or liquid material > Solid-state type > Plural layers > With piezoelectric layer
Description: Subject matter including a piezoelectric layer.


Patents under this class:

Patent Number Title Of Patent Date Issued
7408297 Light-emitting device, display device, and stress sensor Aug. 5, 2008
7187114 Electron emitter comprising emitter section made of dielectric material Mar. 6, 2007
7175328 Piezoelectric light-emitting diode and backlight system using the same Feb. 13, 2007
7168840 Piezoelectric light-emitting diode and backlight system using the same Jan. 30, 2007
7078856 Wavelength variable light source Jul. 18, 2006
6633123 Organic electroluminescence device with an improved heat radiation structure Oct. 14, 2003
6590336 Light emitting device having a polar plane piezoelectric film and manufacture thereof Jul. 8, 2003
6091197 Full color tunable resonant cavity organic light emitting diode Jul. 18, 2000
6057048 Electroluminescent (EL) devices May. 2, 2000
5902688 Electroluminescent display device May. 11, 1999
5817431 Electron injecting materials for organic electroluminescent devices and devices using same Oct. 6, 1998
5645948 Blue organic electroluminescent devices Jul. 8, 1997
5616427 Organic thin film EL device having long lifetime Apr. 1, 1997
5487953 Organic electroluminescent device Jan. 30, 1996
5432015 Electroluminescent laminate with thick film dielectric Jul. 11, 1995
5405710 Article comprising microcavity light sources Apr. 11, 1995
5374489 Organic electroluminescent device Dec. 20, 1994
5352543 Structure of thin film electroluminescent device Oct. 4, 1994
5314759 Phosphor layer of an electroluminescent component May. 24, 1994
4654715 Flat screen display system using a two-dimension surface acoustic wave (SAW) scanning Mar. 31, 1987



 
 
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