| Patent Number |
Title Of Patent |
Date Issued |
| 7298078 |
Flat, flexible fluorescent lamp |
November 20, 2007 |
| A self-luminous base lamp material for use in construction of a flat flexible fluorescent lamp is disclosed. A layer of fluorescent particles is carried between a rear electrode and front conductor electrode arranged in a parallel plate or split-electrode operative configuration. The |
| 6896388 |
Path marking and lighting system |
May 24, 2005 |
| A path way marking and lighting system utilizes continuous electroluminescent strips of indeterminate length to provide an uninterrupted illuminated path to a target destination such as an egress exit. Powering means responsive to an activation stimulus means are provided to illumina |
| 6833669 |
Method and apparatus for making large-scale laminated foil-back electroluminescent lamp material |
December 21, 2004 |
| Continuous manufacturing of EL lamp laminate material comprising a front substrate made up of an organic binder phosphor particulate layer coated on an ITO/PET substrate with a rear substrate made up of a barium titanate layer coated on an aluminum foil polyester film laminate is describ |
| 6788000 |
Distributed emergency lighting system having self-testing and diagnostic capabilities |
September 7, 2004 |
| A distributed emergency building lighting system senses the presence or absence of AC power at the input of a switch controlling lighting in a designated area or an input stimulus such as an alarm to provide low-level marking for visual delineation of the path of egress or lighting of a |
| 6304039 |
Power supply for illuminating an electro-luminescent panel |
October 16, 2001 |
| A power supply is provided for illuminating an electro-luminescent lamp with a constant current and frequency drive signal having a predetermined limiting voltage level for compensating changes in the electro-luminescent lamp characteristics. The power supply operates from an AC or DC in |
| 6056425 |
Illuminated roof mounted sign assembly for motor vehicle |
May 2, 2000 |
| An illuminated teardrop shaped sign mounted on the roof of a taxicab carries at least one transparency backlighted by an electroluminescent panel. Two separately backlighted transparencies may be employed, one for displaying an advertising message and the other carrying an emergency |
| 6043609 |
Control circuit and method for illuminating an electroluminescent panel |
March 28, 2000 |
| A power supply or inverter circuit is provided for regulating power to electroluminescent lamps over a range of lamp sizes. The power supply may have an AC and/or DC input and includes at least one switch having a power input to be coupled to an electrical power source, a control input, |
| 5660459 |
Illuminated assembly for a switch/outlet |
August 26, 1997 |
| An illuminating apparatus for a wall switch or outlet that has a pair of terminals across which an electric potential is available, including an electroluminescent lamp plate having first and second electrode deposits on a surface thereof, and a contact plate disposed between the wall sw |
| 5045755 |
Electroluminescent panel lamp with integral electrical connector |
September 3, 1991 |
| An electroluminescent panel lamp being of either a split-electrode or parallel plate type is disclosed wherein the lamp consists of a main body having an electroluminescent layer between first and second conductive layers. An integral electrical connector tab is formed from the materials |
| 5019748 |
Method for making an electroluminescent panel lamp as well as panel lamp produced thereby |
May 28, 1991 |
| The electroluminescent panel is formed by depositing a first high dielectric strength adhesive layer on a transparent conductively coated plastic carrier strip, electrostatically depositing dry phosphor particles onto the first dielectric adhesive layer to form a phosphor particle ap |
| 4856392 |
Apparatus and method for cutting multiple lamp outlines from electroluminescent strip |
August 15, 1989 |
| The invention involves moving a strip of electroluminescent material past a shear in successive increments each equal to the length of a lamp outline to be cut from the strip. The shear is actuated after each incremental advance to cut a blank having a first dimension equal to the desire |
