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Class Information
Number: 340/815.52
Name: Communications: electrical > Visual indication > Switchboard or panel type (e.g., bullseye) > With details of energizing circuit
Description: Subject matter comprising at least an electrical component for controlling the energization of the indicating device.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7518525 |
Light emitting diode and display device using the same |
Apr. 14, 2009 |
| 7400261 |
Display device, and vehicle-mounted display device and electronic |
Jul. 15, 2008 |
| 7365649 |
Security device and methods for security device operation |
Apr. 29, 2008 |
| 7245228 |
Portable electronic apparatus with controlled light sources |
Jul. 17, 2007 |
| 7119707 |
Circuit for providing electrical current to a bicycle device |
Oct. 10, 2006 |
| 6989807 |
LED driving device |
Jan. 24, 2006 |
| 6825772 |
Electroluminescent dashboard control circuit |
Nov. 30, 2004 |
| 6741225 |
Device for generating an image |
May. 25, 2004 |
| 6693550 |
Visually displaying status information in an electronic signaling system |
Feb. 17, 2004 |
| 6646547 |
Light-producing warning device for skateboard |
Nov. 11, 2003 |
| 6265986 |
Display system |
Jul. 24, 2001 |
| 6222459 |
Method of word screen formation by laser light projection and the structure for the same |
Apr. 24, 2001 |
| 6070988 |
Control panel for an image forming device |
Jun. 6, 2000 |
| 5977879 |
Display device and an inspection circuit |
Nov. 2, 1999 |
| 5909182 |
Vandal resistant light signal unit |
Jun. 1, 1999 |
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