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| Number | Title | Issue Date |
| 7847703 | Universal process transmitter connector An electrical connector apparatus for use with a field device includes a housing having a first end and a second end, an electrical feedthrough subassembly, and a visual indicator viewable from outside the housing. The first end of the housing is configured to mecha... | 12/07/2010 |
| 7439851 | Cab receptacle with indicator light An electrical indicator system and a method for operating the system includes a plug adapted to be electrically coupled to a power source remote from the vehicle and an indicator adapted to be mounted to the vehicle at a visible location. The indicator is operable t... | 10/21/2008 |
| 7408472 | Device for simulating human activity in an unoccupied dwelling The present invention is a thermally activated electrical switch for use in simulating human activity. The invention is features dual heat sources enclosed in a thermally isolated chamber within the invention. Since the activation of the switch is dependent upon the... | 08/05/2008 |
| 7333000 | Tracking system and method for electrically powered equipment A novel system and method for simplifying the management of electronic equipment such as computers, networks, and equipment and communications systems. The system tracks equipment that has been registered in an inventory database without any user involvement. Once r... | 02/19/2008 |
| 7268294 | Adaptor; controller and plug receptacle for electronic device In a system which includes adaptors a controller and plug receptacles connected to electronic devices, an adaptor that can store identification information about electronic devices is connected to an electronic device, and the plug receptacle side to which the elect... | 09/11/2007 |
| 7262706 | Detection of connection and disconnection of computer peripheral In some embodiments a connector is to couple a peripheral, and a detector coupled to the connector is to detect if the peripheral is disconnected from the connector in response to a first reserved pin and a second reserved pin. ... | 08/28/2007 |
| 7262694 | Multifunctional, intelligent power and communication device The current invention is a device connected to the power grid in order to perform beneficial functions for the end user and/or utility company such as backup power, power quality improvement, peak shaving of the electrical load, etc. Inside the device would be energ... | 08/28/2007 |
| 7244148 | Circuit disconnect assembly A circuit disconnect assembly for a high-voltage electrical storage device in a vehicle integrates a grip portion and a fuse holder portion into one unit. The handle is easily manipulated manually within a housing of the storage device to open a high-voltage circuit... | 07/17/2007 |
| 7232330 | Cable plug retention clip A cable plug retention clip having a clip body adapted to secure a cable plug to a power distribution unit. The clip body has a first retention mechanism adapted to secure the clip body to the power distribution unit, and a second retention mechanism adapted to secu... | 06/19/2007 |
| 7209048 | Device for monitoring and alerting of a power disruption to electrical equipment or an appliance The present invention is a simple, inexpensive and reliable device for monitoring and alerting of a power disruption to an appliance or a piece of equipment. An audible and/or visual alarm may be generated in the event that a specific or a piece of electrical equipm... | 04/24/2007 |
| 7148698 | Fuse saving tester for fused circuit In one form, tester for an electrical system, such as for a vehicle, develops repetitively applied, short duration, control current pulses for reducing load current pulses through the electrical system. An operator connects a pair of input contacts across a fuse hol... | 12/12/2006 |
| 7101208 | Device for detecting malfunctioned power cable in computer without using meter A device is provided to detect whether a power cable having two four-pin connectors in a computer is malfunctioned or not without using a meter. In one embodiment, the device comprises a pair of positive and negative apertures and a LED. In a coupled state of the de... | 09/05/2006 |
| 7102344 | Circuit tester A circuit testing device includes a housing that is sized and adapted to securely fit into a light bulb socket. The device includes spring-loaded prongs which securely hold the housing in place in the socket until it is desired to remove the testing device. The test... | 09/05/2006 |
| 7064569 | Detecting a current with a sensor having a wheatsone bridge According to one aspect of the invention, a system for indirectly sensing and switching off current in a burn-in board is provided. The system includes a device for indirectly sensing the current, circuitry for setting a maximum current limit and a delay time, circu... | 06/20/2006 |
| 7011422 | Illuminated power strip and electrical outlet A decorative, illuminated electrical wall outlet cover plate having an LED light source and a translucent face plate. A method and arrangement is described for illuminating a electrical wall outlet to provide an easily changeable, decorative face plate for matching ... | 03/14/2006 |
| 7009514 | Self contained power disruption alert devices and methods for generating audible alerts A low cost self-contained power disruption alert device is configured with a light-weight pocket and/or palm sized compact body to generate a local audible alert that is output by a speaker when power to an electrical wall outlet is disrupted. ... | 03/07/2006 |
| 6993417 | System for energy sensing analysis and feedback A system is described where the existing proliferation of standard electrical junction boxes in a typical home or building implement a form of “Bio-Feedback for Home Energy”, increasing user awareness and enabling more effective and efficient energy usage. Energ... | 01/31/2006 |
| 6979787 | Article for de-energizing a branch electrical circuit, and related processes A device for de-energizing an energized branch electrical circuit is described, as well as related processes. The device includes a circuit breaker, which itself includes a breaker switch, an input terminal for receiving current, and an output terminal for directing... | 12/27/2005 |
| 6975312 | Computer system having network connector and method of checking connection state of network cable therefor A computer system having a network connector to which a network cable is connected, including a displaying part displaying a connection state of the network cable; a signal processing part processing a signal inputted through the network connector; and a control par... | 12/13/2005 |
| 6940272 | Electric socket control device An apparatus that controls the supply of electrical power including one or more monitors adapted to sense a state of current flow supplied to a device, one or more controlled sockets, a power input; and a logic circuit. The logic circuit controls the supply of elect... | 09/06/2005 |
| 6934862 | Appliance retrofit monitoring device with a memory storing an electronic signature A device monitors an appliance that receives power from a source. The device includes a first coupler that couples the device to the power source. A second coupler couples the device to the appliance. A monitoring circuit is connected to the first coupler and the se... | 08/23/2005 |
| 6908333 | Ejector latch indicator light and connector An ejector latch indicator light and connector assembly for reducing the interference by a bulkhead of light emitted from an indicator light and establishing an electrical connection between an ejector latch and a printed circuit board (PCB) is disclosed. In one emb... | 06/21/2005 |
| 6906617 | Intelligent appliance home network The instantaneous power consumption of an appliance is used to determine the status of the appliance, from which further actions may be taken. This invention is premised on the observation that most appliances have a characteristic power consumption pattern that can... | 06/14/2005 |
| 6867689 | Power line communication modern not requiring extra plug socket A power line communication MODEM includes a MODEM main body portion and a power supply portion for converting an A.C. power source to a D.C. power source and supplying the D.C. power source to the main body portion through a cable. An attachment plug for inputting t... | 03/15/2005 |
| 6828915 | Circuit board fault warning system A fault warning system controls light sources and a warning signal to provide an indication of fatal and non-fatal faults in a communication system. The circuitry uses a pull-down circuit in electrical communication with light and signal control circuits. The circui... | 12/07/2004 |
| 6816078 | System and method for estimating power consumption of electric apparatus, and abnormality alarm system utilizing the same A method and a system for estimating electricity consumption of electric appliances and an abnormality alarm system, enabling estimation of individual electricity consumption of electric appliances in operation in a building or the like by a non-intrusive method, an... | 11/09/2004 |
| 6731217 | Electrical circuit tester An electrical circuit tester for allowing a user to efficiently test electrical fixtures and switches. The electrical circuit tester includes a housing that has a plurality of prongs that extend from the housing. The prongs are adapted for engaging an electrical out... | 05/04/2004 |
| 6617972 | Table tap and monitor system using table tap An object of the invention is to provide a monitor system for detecting occurrence of abnormal situation on the elderly living alone and the like, by using an inexpensive table tap alone, without modifying an electric appliance and a plug which are curren... | 09/09/2003 |
| 6429779 | Telephone line monitoring and alarm apparatus A telephone line monitoring and alarm apparatus capable of continuously monitoring telephone line status and activating an audio-visual alarm if the telephone line becomes inoperative, incorporates an integral telephone plug to permit direct plug-in conne... | 08/06/2002 |
| 6368155 | Intelligent sensing connectors A connector that is particularly suitable for use in high speed data transmission is provided in the form of a plug connector that may be terminated to the end of a high speed cable. The connector has a plurality of terminals for terminating to respective... | 04/09/2002 |
| 6337569 | Apparatus for detecting earthed side of AC power Supply A power supply line on the earthed side of an AC power supply is detected in order to prevent the leakage of an electromagnetic wave. A detection apparatus detects the AC line on the earthed side of the AC power supply. A power supply terminal is provided... | 01/08/2002 |
| 6295003 | Socket having an overload indicating and warning device A socket has one or more socket members received in an enclosure, and a current indicator disposed in coupled to the socket members for indicating the current through the socket members and for indicating the overload of the socket. The current indicator ... | 09/25/2001 |
| 6246225 | Apparatus for detecting a completed electrical circuit and testing an electrical output receptacle A self-contained unit intended primarily for tracing the circuit connection between an electrical outlet or lighting receptacle and its corresponding circuit-breaker. The preferred embodiment includes a housing, a male two prong electrical plug, and a sou... | 06/12/2001 |
| 6229450 | Power interruption monitoring apparatus Apparatus for monitoring interruptions in utility power that includes a utility power plug for connection to a utility wall socket to provide a signal indicative of loss of utility power. A counter is responsive to such signal for counting and displaying ... | 05/08/2001 |
| 6163264 | Electrical connectors, lamps and lampholders A lamp has a tungsten filament within an evacuated glass bulb and connected to electrical conductors. Connected between the two electrical conductors are a series-connected neon and resistor. In use, the tungsten filament provides a primary light-emitting... | 12/19/2000 |
| 6121889 | In-wall electronic timer An in-wall mounted electric timer comprising a housing for mounting in an electric box in a wall. The electric timer comprises a user interface on the housing. The user-interface comprises an input panel and a display. The electric timer further includes ... | 09/19/2000 |
| 6078113 | Power socket with illuminated plug blade slots A power socket with illuminated plug blade slots that includes an illumination mechanism for illuminating the interior area of each plug blade slot. The illumination mechanism has two color outputs for illuminating the neutral plug blade slot a first colo... | 06/20/2000 |
| 6057776 | Light work MK2 An add-on housing circuit usable with an existing garage having a switch controlled overhead incandescent screw type lamp socket and a conventional remotely controlled garage door opener with the same type of incandescent lamp socket. This housing has int... | 05/02/2000 |
| 5818710 | Intelligent electric socket An intelligent electric socket is controlled by a command signal and includes a semiconductor switch. The socket also includes an electromechanical switch and a signal processor, the electromechanical switch being connected in parallel across the semicond... | 10/06/1998 |
| 5801635 | Power interruption detector A power interruption detector including a housing, a power input cord, a multi-volt transformer having a 120-208-240 primary winding and a 24 volt secondary winding, a power contactor with an actuating coil, a power plug receptacle, a delay timer, a count... | 09/01/1998 |
