Matches 1 - 40 out of 40


Match Document Document Title
8704672 Filter change alert system for an HVAC system  
Methods and systems for indicating a status of an air filter of an HVAC system may include receiving a measure that is related to an amount of flow restriction presented by the air filter in an...
8410904 Wireless remote control lighting unit and wireless remote control lighting system and control method thereof  
The present invention discloses a wireless remote control lighting unit and a wireless remote control lighting system and a control method thereof. The wireless remote control lighting unit...
7872572 Method and system for vehicle mounted infrared wavelength information displays for traffic camera viewers  
Systems and methods for vehicle mounted infrared wavelength information displays for traffic camera viewers are disclosed. A method includes obtaining vehicle positioning data associated with at...
7855658 Method for controlling light  
Provided is a method for controlling light, including retrieving accelerations along an X-axis, a Y-axis, and a Z-axis with a 3-axis accelerometer sensor; matching the retrieved accelerations with...
7772987 Lighting control framework  
A lighting control framework is provided. The lighting control framework receives an implicit request from an application. The implicit request is converted into a converted explicit request which...
7683801 Multicolor visual feedback for portable, non-volatile storage  
An improved portable storage device is disclosed having an interface, a controller in communication with this interface, a memory in communication with the controller, and a light-emitting-diode...
7667577 Tuning algorithm for clock source frequency drift  
An emergency evacuation and fire safety system has a plurality of signal devices. The clock source frequencies are tuned using the method and system such that the signals flash in synchronization...
7518525 Light emitting diode and display device using the same  
An LED driver and a display device using the same are disclosed. The LED driver is adapted for driving a first set of LEDs and a second set of LEDs. The LED driver includes an inductor, a main...
7400261 Display device, and vehicle-mounted display device and electronic  
To provide a display device, a vehicle-mounted display device, and an electronic device whose chassis are not large with much design freedom. In the present invention, a plurality of...
7365649 Security device and methods for security device operation  
In one embodiment, a security device is disclosed. The device includes 1) a lighting fixture; 2) a number of lighting elements, mounted to the lighting fixture; and 3) a control circuit,...
7245228 Portable electronic apparatus with controlled light sources  
A portable electronic apparatus has light sources that can be controlled to produce decorative or informational effects. Each light source is controlled by the combination of an enable signal from...
7119707 Circuit for providing electrical current to a bicycle device  
A circuit for providing electrical current to an electrically operated bicycle device comprises a current supply circuit that supplies DC current from the power supply to the bicycle device along...
6989807 LED driving device  
A LED driving device includes a plurality of LEDs, a voltage detecting circuit, and a current switching circuit. When the voltage detecting circuit detects the different voltage level of power...
6825772 Electroluminescent dashboard control circuit  
An electroluminescent dashboard control circuit for automobile in which a voltage comparator is used to control the operation of different colors of electroluminescent lamps subject to the voltage...
6741225 Device for generating an image  
In order to provide a device for generating an image on an image surface with N×M image elements which can be illuminated individually, comprising a plurality of semiconductor radiation sources,...
6693550 Visually displaying status information in an electronic signaling system  
A visual indicator array has (M×N)/2 pairs of indicator devices arranged in a two-dimensional, linear array having M rows and N columns, where M is an integer greater than or equal to two, and N...
6646547 Light-producing warning device for skateboard  
A light-producing warning device for skateboard includes a case connected to an underside of a deck of the skateboard for accommodating batteries; a control circuit unit mounted in the case to...
6265986 Display system  
In a small display system in which the area of each of a display device and a driving device is approximately reduced to the area of an image display part, the display device having the image...
6222459 Method of word screen formation by laser light projection and the structure for the same  
The present invention relates to a method of word screen formation by laser light projection and the structure of word formation by laser light projection, and in particular, relates to a...
6070988 Control panel for an image forming device  
A control panel that includes printed information cards used in conjunction with status indicators to give the user detailed information about printer operations. The invented control panel...
5977879 Display device and an inspection circuit  
A display device having driving circuits one for each of its light-emitting elements permits easy inspection of the driving circuits. The display device is formed as a fluorescent display tube...
5909182 Vandal resistant light signal unit  
A vandal resistant light signal unit consisting of a modular integrated circuit arrangement having an insulative circuit board, which has a first broad area layer of conductive material on one...
3824591 ILLUMINATED MAP  
Information display device comprising in combination an illuminated diagram, an indicating table carrying a list of locations on said diagram, and electronic selector means. The selector means...
3818486 SWITCHBOARD LAMP CARTRIDGE PLUG  
This invention provides a plug or cartridge assembly wherein a heat sensitive Light Emitting Diode (LED), and ballast resistor are part of an assembly, longitudinally spaced along the assembly so...
3816827 ELECTRICAL CIRCUIT STATUS INDICATOR APPARATUS  
A new and improved circuit breaker status indicator apparatus to indicate that a circuit breaker from a plurality of circuit breakers has operated, and to identify which one of the circuit...
3685049 INDICATOR LIGHT-RESISTOR MOUNTING ASSEMBLY  
An assembly adapted to receive a lamp, such as a neon indicating light, and a resistor, such as a current limiting resistor, to be connected in series with the light wherein a chamber is provided...
3618078 ANNUNCIATOR  
A multiple-signal annunciator which is compact in size and light in weight, comprising a relatively shallow, multiple-compartmented case having a printed circuit base, and a plurality of...
3466648 ONE-PIECE LUMINOUS WARNING DEVICE  
3438027 INDICATING LAMP HOUSING  
3419859 Message annunciator or signal unit  
3348221 Indicator light assembly  
3246319 Rectangular encapsulated panel mounting electrical circuit and indicating lamp assembly  
3229083 Replaceable miniature lamp assembly  
3153782 Illuminated instrument panel  
3099771 Electric switch and control system  
3052842 Patchcord connection aid and checking system  
3041499 Low voltage neon indicator light  
3031655 Encapsulated panel mounting amplifier indicating lamp assembly  
2985874 Self-contained panel signal and control  
2938200 Annunciator panel  

Matches 1 - 40 out of 40