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Class Information
Number: 340/815.5
Name: Communications: electrical > Visual indication > Switchboard or panel type (e.g., bullseye) > Housing > Including optical means
Description: Subject matter comprising a lens covering part of the signal indicating device for affecting the light emitted therefrom.










Patents under this class:

Patent Number Title Of Patent Date Issued
8638226 Method and device for determining a leak in a system component and/or for determining a state of a system component Jan. 28, 2014
8310373 System, a tool and a method for communicating with a faulted circuit indicator using a display Nov. 13, 2012
8232891 Indicator light Jul. 31, 2012
8138941 LED warning light Mar. 20, 2012
8108015 Electronic apparatus and enclosure therefor Jan. 31, 2012
8026827 Virtual push button switch Sep. 27, 2011
8000727 Optical image processing for accessing building control from a wireless communication device Aug. 16, 2011
7948392 Display monitoring systems May. 24, 2011
7928834 Presence representation device Apr. 19, 2011
7815344 Device and method for high visibility emergency signaling Oct. 19, 2010
7772988 LED light assembly with predetermined distribution pattern and built-in retroreflector Aug. 10, 2010
7719436 System, a tool and a method for communicating with a faulted circuit indicator using a display May. 18, 2010
7518498 Meter for automotive vehicle Apr. 14, 2009
7450027 Method and system for implementing a serial enclosure management interface for a computer system Nov. 11, 2008
7365646 Children's potty alarm Apr. 29, 2008
7362237 Modular rearview mirror assembly Apr. 22, 2008
7339491 Light-emitting diode backlight module Mar. 4, 2008
7330129 System and method for data retrieval in AC power tools via an AC line cord Feb. 12, 2008
7278766 LED based light guide for dual mode aircraft formation lighting Oct. 9, 2007
7242320 Modular rearview mirror assembly Jul. 10, 2007
7095333 Method and apparatus for enabling optical communication through low intensity indicators in an appliance that uses a vacuum fluorescent display Aug. 22, 2006
7081829 Mars unit lamp driver Jul. 25, 2006
7034674 Hour meter with incremental service indicator Apr. 25, 2006
7030779 Cargo management system having user-selectable debug option Apr. 18, 2006
7030773 System and method for communicating with an appliance through a light emitting diode Apr. 18, 2006
7019631 Indicator Mar. 28, 2006
6992591 Marker lights for wireless doorbell transmitters and other devices Jan. 31, 2006
6987461 System and method for addressing optical emanations from an information processing device Jan. 17, 2006
6919815 Appliance control communication methods and apparatus Jul. 19, 2005
6894623 Display monitor for multi-optical-path photoelectric safety apparatus and multi-optical-path photoelectric safety apparatus including a display monitor May. 17, 2005
6816137 Visual message display device Nov. 9, 2004
6741225 Device for generating an image May. 25, 2004
6504488 Electronic device Jan. 7, 2003
6472995 Vehicle surrounding viewing system Oct. 29, 2002
6441750 Light alignment system for electronically steerable light output in traffic signals Aug. 27, 2002
6433703 Fishing reel signaling device Aug. 13, 2002
6323781 Electronically steerable light output viewing angles for traffic signals Nov. 27, 2001
6020824 Panel instrument Feb. 1, 2000
5930416 Ambient light and dust protection for a mechanically operated optical switch Jul. 27, 1999
5819454 Display device having triangular reflectors Oct. 13, 1998
5682259 Bus powered manually actuatable integrated pilot light/contact/communications module Oct. 28, 1997
5521578 Display and control device for homes, apartments, and other buildings May. 28, 1996
4473870 Lamp housing Sep. 25, 1984
4463398 Intrinsically safe pilot light Jul. 31, 1984
4186386 Instrument housing Jan. 29, 1980











 
 
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