Dietrich Bertram, Aachen DE
Dietrich Bertram, Aachen DE
Patent application number | Description | Published |
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20080277680 | Led With Improved Light Emittance Profile - The present invention relates to a LED comprising a substrate layer with a first surface and a second surface opposing the first surface and having a refractive index of n | 11-13-2008 |
20080284329 | Led with Improve Light Emittance Profile - The present invention relates to a LED comprising at least one red light emitting and/or conversion layer, which emits light in the wavelength of ≧550 nm to ≦750 nm, preferably ≧630 nm to ≦700 nm, and/or at least one blue light emitting layer, which emits light in the wavelength of ≧400 nm to ≦550 nm, preferably ≧420 nm to ≦500 nm, and/or at least one green and/or yellow emitting luminescence material, which emits light in the wavelength ≧530 nm to ≦610 nm, whereby the at least one green and/or yellow emitting luminescence material is capable of absorbing light which is emitted by the at least one blue light emitting layer, characterized in that the red light emitting and/or conversion layer is made of a semiconductor material. | 11-20-2008 |
20090046454 | LIGHTING DEVICE WITH OLEDS - The invention relates to a lighting device ( | 02-19-2009 |
20090058288 | ILLUMINATION DEVICE - Illumination device with a light emitting layer structure ( | 03-05-2009 |
20090078445 | SNAP-ON-CONNECTOR - Snap-on connectors ( | 03-26-2009 |
20090174323 | HIGHLY DOPED ELECTRO-OPTICALLY ACTIVE ORGANIC DIODE WITH SHORT PROTECTION LAYER - An electro-optically active organic diode has anode electrode ( | 07-09-2009 |
20090185383 | LIGHT EMITTING PLATE SYSTEM WITH IMPROVED TRANSPARENCY - The invention relates to a light emitting plate system ( | 07-23-2009 |
20090219712 | CONDUCTING WALLPAPER - A wallpaper ( | 09-03-2009 |
20100108998 | LIGHT EMITTING DEVICE - The invention relates to a light emitting device ( | 05-06-2010 |
20100295064 | ORGANIC LIGHT EMITTING DIODE DEVICE - The invention relates to an organic light emitting diode device ( | 11-25-2010 |
20100308727 | OLED LIGHTING DEVICE - The invention relates to a lighting device ( | 12-09-2010 |
20110018025 | LIGHT EMITTING DIODE DEVICE - The invention relates to a light emitting diode device comprising a light emitting diode arrangement comprising a flexible substrate ( | 01-27-2011 |
20110318924 | METHOD FOR DEPOSITION OF AT LEAST ONE ELECTRICALLY CONDUCTING FILM ON A SUBSTRATE - The invention relates to a method for deposition of at least one electrically conducting film ( | 12-29-2011 |
20120025701 | OLED DEVICE WITH AESTHETICAL APPEARANCE - The invention relates to an OLED device ( | 02-02-2012 |
20120056231 | ELECTROLUMINESCENT DEVICE - The invention relates to an electroluminescent device ( | 03-08-2012 |