Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7920053 | Notification system and method thereof A notification system and method of visual notification of different types of events by flashing different colors is provided, wherein the notification system includes a master controller and a notification device. The master controller is configured to communicate ... | 04/05/2011 |
| 7423548 | Multi-function egress path device A system and method for providing emergency egress path indication by providing a path direction indicator that is hidden from view during normal operation and is exposed to view upon activation by an emergency signal. Upon being exposed to view the indicator may be... | 09/09/2008 |
| 7403096 | Apparatus and method for synchronizing visual/audible alarm units in an alarm system An apparatus and concomitant method of reducing the number of synchronization pulses transmitted to the alarm units for increasing the reliability of the overall alarm system is disclosed. The synchronization signal is implemented as a reference or reset signal from... | 07/22/2008 |
| 7393121 | Laser guidance emergency navigation method and system The present invention provides a method and a system for guiding people in an emergency. More specifically, the present invention provides a method and system using a laser for guiding people away from an area of danger, and for guiding emergency personal to an area... | 07/01/2008 |
| 7388514 | Emergency light assembly An emergency light assembly includes a flexible panel that has a first lateral edge and a second lateral edge. A first set of light emitters is mounted in the panel. The first set of light emitters is arranged in an arrow shape directed toward the first lateral edge... | 06/17/2008 |
| 7375617 | Evacuation appliance An evacuation appliance comprising a mounting plate configured to be connected to a wall, with the mounting plate having a terminal clip. The evacuation appliance further includes a notification device having at least one notification member, with the notification d... | 05/20/2008 |
| 7369037 | Programmable multicandela notification device An alarm system notification device includes a strobe, a communication port, a manual selector that allows manual selection of strobe intensity, and a communication port through which the device transmits an indication of a selected strobe intensity. The device may ... | 05/06/2008 |
| 7358855 | Local area warning system (laws) The present invention provides a local area warning system that is designed to alert the public of severe weather and technological alerts. The apparatus consists of red, amber, and blue warning lights and audio speakers that warn the public of the severe conditions... | 04/15/2008 |
| 7359632 | Flash apparatus, image capture apparatus having a flash apparatus, and method of controlling a flash apparatus A flash apparatus or an image capture apparatus includes a charging unit, configured to boost a voltage of an electric source and a control unit, configured to calculate the sum of the light emission amount within a predetermined period of time. The control unit red... | 04/15/2008 |
| 7355523 | Remote controlled intelligent lighting system An addressable lighting device and control system uses a user-actuable infrared or radio frequency operated remote control(s) to selectively or collectively generate an electronic address for the addressable lighting device on which the device will respond to all fu... | 04/08/2008 |
| 7339475 | Portable alarm system A monitoring system includes a portable alarm having a base unit with an electronic package. At least one sensor is associated with the electronics to transmit signals to the electronics in the event of a breach. The electronic package in turn signals a central moni... | 03/04/2008 |
| 7333004 | Self-adjusting strobe A strobe unit responds to a selected candela output by selecting an optimal capacitor charging frequency to minimize current requirements at the selected candela output. A plurality of charging frequencies can be stored and associated with available input power and ... | 02/19/2008 |
| 7327219 | Enhanced alarm system for monitoring of patients A monitoring system for use in a building, such as a hospital provides an audible and/or visual alarm. The monitoring system includes a control unit, with a plurality of medical condition monitoring units, such as ventilators, connected thereto. A plurality of speak... | 02/05/2008 |
| 7298244 | NBC marker light An NBC marker light is designed to be simplistic, lightweight, and expendable. The case is two pieces, designed for ease of assembly. The assembly includes a circuit card, one or more batteries, light sources, typically IR and visible LEDs, and a custom designed rot... | 11/20/2007 |
| 7298245 | Emergency light An emergency light includes a flash light lamp and a plurality of LED lamps activated in strobe-like fashion to alert emergency personnel in transit the proper household needing their assistance. The LED lamps activated in excess of 120 times per minute is visible a... | 11/20/2007 |
| 7295105 | Turn indicator unit for a relay-controlled flasher A turn indicator unit includes a light source, a matching module, and a current interrupter. The light source is coupled across an output side of a flasher. The matching module is coupled across the light source. The current interrupter is coupled between the light ... | 11/13/2007 |
| 7290903 | Projection display A projection display includes a housing, a display panel, a power plug for electrically connecting to an external power source and receiving power provided by the external power source, a light source electrically connected to the power plug for emitting light onto ... | 11/06/2007 |
| 7291856 | Sensor and methods for measuring select components in moving sheet products A compact, long lasting sensor for measuring components such as moisture in moving sheets including paper in a papermaking apparatus employs light sources that produce radiation within defined wavelength regions of interest and the light sources are modulated at hig... | 11/06/2007 |
| 7273328 | Emissive highway markers A highway marker and vehicle mounted detection system in which the highway marker includes LEDs of different colors that can be selected under different conditions, and non-visible light LEDs for transmitting information to passing vehicles and between highway marke... | 09/25/2007 |
| 7271722 | Security sensor device having optical axis adjustment capability There is provided a security sensor device having an optical axis adjusting capability, which device includes a beam projecting unit (1) for projecting sensing waves, to which ID codes for specifying beam projectors (2) are applied, to a beam receiving... | 09/18/2007 |
| 7262707 | Message sign alert device and method A message sign alert device including a housing having a planar message display window and a first visual alert window positioned on a periphery of the planar message display window. Within the housing are a message display section, a first visual alert section, and... | 08/28/2007 |
| 7259655 | Service attendant signalling device A signal device for attracting the attention of a service provider. The signal device has a body with a tapered base adapted to fit into a neck of a bottle and a slot in a lower end of the base for balancing the signal device on a rim of a drinking vessel. An interm... | 08/21/2007 |
| 7245226 | Integrated microprocessor controlled alarm Alarms are often required on various vehicles and equipment such as fork lifts, dump trucks, bulldozers, etc. An alarm is disclosed controlled by a microprocessor, which is an integral part of the basic circuit. The alarm has a flat diaphragm, and a novel acoustic l... | 07/17/2007 |
| 7242292 | Infrared communication system and method A wireless communications capability enables field personnel to communicate with a remote control console of a distributed system. A hand held communications unit generates console related messages that are coupled, via local devices, to the remote console. ... | 07/10/2007 |
| 7242314 | Strobe unit with current limiter A variable output strobe unit includes a variable current limiting circuit to limit peak current draw after each flash. Parameters of strobe output and current limiting circuit are related and can be set manually or electronically. ... | 07/10/2007 |
| 7230526 | Device and method for synchronizing a flasher frequency with a central flashing frequency A device performs a synchronization between flasher frequencies of flasher devices and a central flashing frequency of a central control device at times when a data transmission device is in the active state. For a synchronization, a correction signal is determined ... | 06/12/2007 |
| 7218205 | Variable candela strobe with constant trigger voltage A variable candela strobe unit couples a substantially constant trigger voltage to a trigger electrode of a gas discharge tube irrespective of the voltage provided across the tube which is specified by a selected candela output value. The trigger voltage is great en... | 05/15/2007 |
| 7218220 | Signaling system A signaling system includes a primary signaling doorbell assembly that includes a sound emitter, an actuator electrically coupled to the sound emitter, and a transmitter electrically coupled to the actuator that is adapted for sending a wireless signal. A power supp... | 05/15/2007 |
| 7215086 | Electronic light generating element light bulb The present system for driving an electronic light generating element, includes: (i) input terminals, (ii) an input circuit coupled to the input terminals and operable to convert a sinusoidal signal to a signal independent of negative current attributes, (iii) a swi... | 05/08/2007 |
| 7204623 | Bicycle lighting device A bicycle lighting device is configured to make possible the efficient illumination of an LED while controlling power loss between the generator and the LED. An LED unit has at least one LED. A protector circuit controls the flow of current to each LED according to ... | 04/17/2007 |
| 7196950 | Non-volatile semiconductor storage device performing ROM read operation upon power-on A power-on reset circuit has a power-on level detecting circuit which detects a power voltage to output a power-on reset signal and a delay circuit which delays the power-on reset signal output by the power-on level detecting circuit. Two chip address specifying pad... | 03/27/2007 |
| 7187295 | Sport fence The invention relates to a sports hoarding having at least one contact sensor and at least one actuator with the actuator initiating an advertising message when the sensor produces a signal as a result of an impacting body. ... | 03/06/2007 |
| 7183938 | Rotating beacon system A rotating beacon system and a method for synchronizing multiple rotating beacons. The rotating beacon system includes two or more rotating beacons and a feedback based control system adapted to sense an angular position of each of the two or more rotating beacons a... | 02/27/2007 |
| 7181221 | Cellular network handoff modeling Disclosed is a system for evaluating the performance of cellular network handoff decisions. One embodiment of this system includes the steps of: creating a reference cellular network description; creating reduced geometric structures from the reference cellular netw... | 02/20/2007 |
| 7163324 | Led light stick assembly A light emitting diode (LED) warning signal light, the warning signal light comprising a plurality of light sources constructed and arranged with a reflector or cullminator, the LED light source being in electrical communication with a controller and a power supply,... | 01/16/2007 |
| 7158020 | LED warning beacon A warning beacon includes a transparent housing, having a triangular shape suggestive of a warning sign, the housing having a front face, a back face, and side edges. A mounting plate is disposed within the housing between the front and back faces, and a plurality o... | 01/02/2007 |
| 7153013 | LED warning signal light and moveable row of LED's A light emitting diode (LED) warning signal light, the warning signal light comprising a plurality of light sources constructed and arranged with a reflector or cullminator, the LED light source being in electrical communication with a controller and a power supply,... | 12/26/2006 |
| 7154379 | Premise evacuation system An evacuation system using a combination of elements, such as an on-site weather station (2), a computer system (1) with proprietary software, sensors and other elements to determine a safe direction of evacuation from a premises (11) in case of... | 12/26/2006 |
| 7151458 | Discreet bed-wetting alarm and method of use thereof A discreet bed-wetting alarm comprising a controller, earpiece with earphone, and interconnecting cable. The controller comprises a clock/processor with timer, a display, a sound signal/tone generator, an amplifier programmed to provide an increase in sound volume l... | 12/19/2006 |
| 7149524 | System and method for controlling handover A method of, apparatus for and a computer program for controlling handover of a mobile station conducting a communications session in a mobile communications network, the network including a plurality of radio access domains, the method comprising: receiving a trigg... | 12/12/2006 |
