Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7343255 | Dual source real time clock synchronization system and method A dual source real time clock (RTC) synchronization system and method for implementation within automatic meter reading (AMR) systems that provide system-wide device time synchronization. In one embodiment, a microcontroller-implemented RTC counts elapsed seconds fr... | 03/11/2008 |
| 7323859 | Auto-measuring universal meter An auto-measuring universal meter is disclosed. The auto-measuring universal meter includes a main unit having a display and a single button. A pair of test probes is electrically connected to the main unit in a removable manner to detect a first input signal; an in... | 01/29/2008 |
| 7315162 | Reducing power consumption of electrical meters The invention contemplates an electrical power meter and method of operating the electrical power meter. The inventive power meter includes a power supply for converting alternating current (AC) voltage to a direct current (DC) voltage for powering the electronic co... | 01/01/2008 |
| 7276915 | Electrical service monitoring system A system and method that allows a consumer to monitor the electrical power usage in a residence is disclosed. The electrical use may be monitored at the service level, the circuit level, or at the group level. The electrical usage is communicated to a power monitori... | 10/02/2007 |
| 7239250 | System and method for improved transmission of meter data The system includes a number of first meters, which are typically battery powered transmit only devices. The system includes a number of two-way meters, which are operable to both transmit and receive data. The first meters transmit their data to the collector eithe... | 07/03/2007 |
| 7239125 | Method and apparatus for electronic meter testing An electronic energy meter senses input voltage and current signals and processes the input voltage and current signals to generate measurements of multiple types of power. The meter comprises a processing system for selecting one of the multiple types of power and ... | 07/03/2007 |
| 7218156 | Supply tracking clock multiplier A circuit for and method of operating a supply tracking clock multiplier is provided. An embodiment of the present invention may permit a less power consuming portion of an integrated circuit to operate at a relatively higher average clock rate than a more power con... | 05/15/2007 |
| 7173409 | Image forming device An image forming device includes a device frame and a photoconductive drum. The device frame includes a driving device, a driving gear that transmits a driving force from the driving device, and an urging member that supports the driving gear in a manner capable of ... | 02/06/2007 |
| 7047274 | Virtual modular relay device A computerized power management control system (10) includes a virtual modular relay device (82) for providing input and output data to and from a corresponding, actual modular relay device (47 or 49). Virtual modular relay device (82 | 05/16/2006 |
| 6954061 | Method and apparatus for electronic meter testing An electronic energy meter senses input voltage and current signals and processes the input voltage and current signals to generate measurements of multiple types of power. The meter comprises a processing system for selecting one of the multiple types of power and ... | 10/11/2005 |
| 6916190 | Plug-in module for plugging in and/or pulling out of a module rack A plug-in module to be plugged in and/or pulled out of a module rack provided with at least one front stop edge, comprising a lever pull with handle arm and lever arm which is positioned pivoting in the frontal region of the plug-in module. A locking lever is attach... | 07/12/2005 |
| 6904385 | Multi-utility energy control system with internet energy platform having diverse energy-related engines A multi-utility energy control system has control center computer(s) connected to various utility consuming systems and software that formats pertinent systems' energy data, stores, retrieves, diagnoses and acts in response to changes and includes a multi-utility ma... | 06/07/2005 |
| 6718213 | Variable base load energy management system and method The present invention is a system and method for variable base load demand-side energy management. The system of the present invention includes a power reduction device receiving electrical power from an electrical power source and outputting electrical power to a l... | 04/06/2004 |
| 6476592 | Device and a method of metering and displaying energy consumption and a method of calibrating the device A device and a method of metering and displaying immediate and/or accumulated energy consumption at a place of consumption, such as electricity, water or heating consumption in a household, said device comprising a recording unit which records and sums an... | 11/05/2002 |
| 6043642 | Watt-hour meter with communication on diagnostic error detection An electrical utility meter includes measurement error diagnostic capabilities with intelligent communication capabilities. In an exemplary embodiment, the present invention includes an electrical utility meter for measuring energy consumption by a load. ... | 03/28/2000 |
| 5924051 | Demand meter having load profile recording capabilities A demand electronic electricity meter having load profile recording capabilities is presented. Load profile recording requires memory for storing the recorded information, whereby either on-board memory or external memory is required. Load profile paramet... | 07/13/1999 |
| 5811966 | Meter for measuring and displaying the power consumption of an electrical appliance and the time period of such power consumption A power meter (10) is provided which can plug into an electric wall socket and it is provided with its own socket (16) for receiving the plug of an electrical appliance. The power meter has means for measuring electric current flow to an electrical applia... | 09/22/1998 |
| 5589764 | Meter for measuring accumulated power consumption of an electrical appliance during operation of the appliance A power meter (10) is provided which can plug into an electric wall socket and it is provided with its own socket (16) for receiving the plug of an electrical appliance. The power meter has means for measuring electric current flow to an electrical applia... | 12/31/1996 |
| 5519622 | Real time, economic-impact display system for consumers of commoditized electric power This invention describes a method for presenting, in near real-time, information that guides consumers of variably priced electricity in the cost efficient management of its consumption. The method employs a single row of red and green lights whose illumi... | 05/21/1996 |
| 5349289 | Clamp-on multimeter having a display for indicating the results of a plurality of measurements A clamp-on multimeter includes a body section, and a clamp section having a pair of clamp cores for clamping a conductor to be measured. The front ends of the clamp cores are capable of closing and opening. An input section receives signals introduced fro... | 09/20/1994 |
| 5319305 | Automatic range selection-type analog tester An automatic range selection-type analog tester capable of automatically switching to the optimum measuring range even if the measurand of an object to be measured is undetermined. A range select signal generating circuit is designed to generate a range s... | 06/07/1994 |
| 5317546 | Time-of-use calendar events method and apparatus for a meter register A Method and apparatus for identifying events for making changes to a meter register configuration. In the one embodiment, the method comprises the steps of storing event data, including event dates, in a meter register memory, the event data being stored... | 05/31/1994 |
| 5315236 | Power consumption meter for displaying electric power consumed by appliance and the time period of consumption A power meter (10) is provided which can plug into an electric wall socket and it is provided with its own socket (16) for receiving the plug of an electrical appliance. The power meter has means for measuring electric current flow to an electrical applia... | 05/24/1994 |
| 5315235 | Electrical energy meter with programmable register component An energy meter capable of converting from one mode of operation to another mode of operation is described. In the one embodiment, the present apparatus measures energy consumption, and converts operation from a first mode to a second mode.... | 05/24/1994 |
| 5289115 | Electronic watt-hour meter with selection of time base signals An electronic watthour meter is digitally configurable to operate as several different types of watthour meters for metering electrical energy from a variety of different electric utility services. Automatic scaling of line input currents is provided to s... | 02/22/1994 |
| 5270949 | Method and apparatus for disposing a meter register in a default mode An apparatus for disposing a meter register in a default mode of operation includes a microcontroller coupled to a programmable non-volatile memory for automatically disposing the meter register in a self-programmed state when the electrical meter contain... | 12/14/1993 |
| 5258704 | Electronic watthour meter An electronic watthour meter is digitally configurable to operate as several different types of watthour meters for metering electrical energy from a variety of different electric utility services. Automatic scaling of line input currents is provided to s... | 11/02/1993 |
| 5237507 | System for developing real time economic incentives to encourage efficient use of the resources of a regulated electric utility The electric utility industry is inexorably being forced into a less regulated, more competitive, and more conservation oriented mode of operation. It is therefore inevitable that electric energy will have to increasingly resemble a commodity that is boug... | 08/17/1993 |
| 5166599 | Multimeter with at least three input connections and means for preventing errors due to the selection of an incorrect input connection In multimeters having a plurality of input connections there is a danger of the measuring conductors being incorrectly connected in such a manner that the setting of the measurement range switch does not correspond to the input connections to which contac... | 11/24/1992 |
| 5153511 | Test lead socket indicating device for a volt-ohm-milliameter A test lead socket indicating device is used for a volt-ohm-milliammeter (VOM) having a select input which is operable to set the VOM in a voltage, current or resistance measuring mode, a common input socket, a voltage socket, a resistance socket and a cu... | 10/06/1992 |
| 5148101 | Method and apparatus for detecting and compensating for reverse rotation and creep of eddy current disk An apparatus and method to detect and avoid inaccuracies in an electronic energy meter due to reverse rotation of the eddy current disk in response to pull-back and creep of the disk, or tampering, including the detection of reverse rotation by checking e... | 09/15/1992 |
| 5079509 | Scale for a measuring instrument A scale is disclosed for a measuring instrument in which a plurality of display elements, specifically liquid crystal display elements which are energizable to a visible condition or an enhanced visible condition selectively to provide a linear scale or a... | 01/07/1992 |
| 5059896 | Electronic watthour meter An electronic watthour meter is digitally configurable to operate as several different types of watthour meters for metering electrical energy from a variety of different electric utility services. Automatic scaling of line input currents is provided to s... | 10/22/1991 |
| 5014213 | System for use with polyphase utility meters for recording time of energy use A system for use with polyphase electric meters having a rotatable disc for recording time of energy use. The system includes a cover, a sensor means, a first module, and a second module. The sensor means detects rotation of the meter disc. The first modu... | 05/07/1991 |
| 4999575 | Power supply and monitor for controlling an electrical load following a power outage A metering system includes an electronic register having a non-volatile storage into which data is written upon the detection of a power outage. A power supply and monitor provides a regulated voltage for the electronic register and contains a capacitor w... | 03/12/1991 |
| 4978911 | Electrical energy analyzer An electrical energy analyzer including a computer for monitoring energy consumption and supporting ripple control is provided with improved A/D converter resolution by applying a 1/2 LSB square wave offset signal to the non-inverting input of a different... | 12/18/1990 |
| 4973901 | Compensating for power outrage in electric energy meter A method and apparatus for improving the timekeeping accuracy of a time of the use or demand of energy electronic register in an electric energy meter includes compensating for the absence of line frequency timing pulses for the period between the occurre... | 11/27/1990 |
| 4963820 | Energy meter An energy meter composed of a meter chassis (2) having a transducer (4) connected to sense energy usage and to provide an output having a fixed relation to the sensed energy usage, a replaceable register (6) connectable to the transducer (4) for convertin... | 10/16/1990 |
| 4959607 | Restrictor for multiple switch external control actuator for electronic energy meter An electronic energy meter is provided with a plurality of push button switches on the face of the meter which are selectively actuated by an actuator extending through the transparent cover to display various different meter functions. Switch restrictors... | 09/25/1990 |
| 4933633 | Computer controlled energy monitoring system Apparatus for monitoring and displaying energy consumption which comprises at least one communications channel, at least one group of remote stations each comprising a plurality of information channels and connected to a respective communication channel, ... | 06/12/1990 |
