Copyright © Philip M. Parker, INSEAD. Terms of Use.

| Year | Description |
| 2000 | Invention patented by Brian Jeffrey Buell and Grady M. Wood on May 17th, 2000. Abstract: A driver for an EL lamp includes a voltage detector coupled to the lamp for monitoring the voltage across the lamp and providing an indication of when the lamp is substantially discharged. |
| Source: selected by the editor from original sources. | |
Copyright © Philip M. Parker, INSEAD. Terms of Use.