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Class Information
Number: 340/657
Name: Communications: electrical > Condition responsive indicating system > Specific condition > Electrical characteristic
Description: Subject matter where the condition monitored is a characteristic of electricity, per se, (i.e., power delivered, electric charge), rather than of a particular circuit.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7616109 |
System and method for detecting detector masking |
Nov. 10, 2009 |
| 7612682 |
Locator with removable antenna portion |
Nov. 3, 2009 |
| 7612684 |
Dual mode RF power amplifier |
Nov. 3, 2009 |
| 7598843 |
Very high frequency transponder, in particular a UHF transponder, including a protection against electrostatic discharges |
Oct. 6, 2009 |
| 7590499 |
Recording and conveying energy consumption and power information |
Sep. 15, 2009 |
| 7560936 |
Method and apparatus for ground bounce and power supply bounce detection |
Jul. 14, 2009 |
| 7557725 |
Event signature apparatus, systems, and methods |
Jul. 7, 2009 |
| 7554455 |
Method and apparatus for powering remote devices |
Jun. 30, 2009 |
| 7554454 |
Apparatus and method for simultaneously detecting the power state of a plurality of circuit breaker switches |
Jun. 30, 2009 |
| 7551098 |
Point of sale terminal having pulsed current tamper control sensing |
Jun. 23, 2009 |
| 7551101 |
Light emitting device drive controller, and a light emitting device driving apparatus |
Jun. 23, 2009 |
| 7535375 |
Lamp or LED failure monitoring system |
May. 19, 2009 |
| 7535374 |
Security cover |
May. 19, 2009 |
| 7535373 |
Security techniques for electronic devices |
May. 19, 2009 |
| 7528733 |
Security case and method of manufacture |
May. 5, 2009 |
| 7521888 |
Electric motor controller for a domestic appliance |
Apr. 21, 2009 |
| 7522036 |
Integrated power and environmental monitoring electrical distribution system |
Apr. 21, 2009 |
| 7486081 |
Apparatus and method for monitoring and controlling detection of stray voltage anomalies |
Feb. 3, 2009 |
| 7456731 |
Capacitive-type physical quantity sensor |
Nov. 25, 2008 |
| 7453368 |
Surge protector life cycle monitor system and method |
Nov. 18, 2008 |
| 7446665 |
Method for automatically detecting and isolating a power outage in a communication network |
Nov. 4, 2008 |
| 7443309 |
Self testing ground fault circuit interrupter (GFCI) |
Oct. 28, 2008 |
| 7439851 |
Cab receptacle with indicator light |
Oct. 21, 2008 |
| 7439874 |
Load status indicator |
Oct. 21, 2008 |
| 7439869 |
Indicating device, circuit arrangement and method for indicating the status of one of a plurality of switches connected in series to a safety relay |
Oct. 21, 2008 |
| 7423546 |
Device, system and method for monitoring a household electric appliance |
Sep. 9, 2008 |
| 7421290 |
Power supply subsystem for powering a node over communication cabling |
Sep. 2, 2008 |
| 7401007 |
Method, computer program and apparatus for extracting large size signal data samples with an automatically adjusted decimation ratio |
Jul. 15, 2008 |
| 7397364 |
Digital wireless position sensor |
Jul. 8, 2008 |
| 7391334 |
Connection checking system, printer device, method of checking connected state, connection checking program, and recording medium storing connection checking program |
Jun. 24, 2008 |
| 7391335 |
Aerospace light-emitting diode (LED)-based lights life and operation monitor compensator |
Jun. 24, 2008 |
| 7388508 |
Uninterruptible power supply controller and method |
Jun. 17, 2008 |
| 7388509 |
System and method for detecting electrolysis in an automobile system |
Jun. 17, 2008 |
| 7385518 |
Compact fused disconnect switch |
Jun. 10, 2008 |
| 7382272 |
System, a tool and method for communicating with a faulted circuit indicator using a remote display |
Jun. 3, 2008 |
| 7378977 |
Current overload detecting system and method |
May. 27, 2008 |
| 7369045 |
Monitoring system and device for an electric power line network |
May. 6, 2008 |
| 7339486 |
Insertion type fuse with breakage indication |
Mar. 4, 2008 |
| 7333022 |
Safety monitoring mechanism of a wafer fabrication platform |
Feb. 19, 2008 |
| 7327275 |
Bathing system controller having abnormal operational condition identification capabilities |
Feb. 5, 2008 |
| 7323985 |
Electronic warning system and method |
Jan. 29, 2008 |
| 7321314 |
Device, system and method of detection of input unit disconnection |
Jan. 22, 2008 |
| 7317400 |
Self light emitting type display module, electronic appliance loaded with the same module and verification method of faults in the same module |
Jan. 8, 2008 |
| 7315255 |
Load status indicator |
Jan. 1, 2008 |
| 7315169 |
Microprocessor controlled fault indicator having inrush restraint circuit |
Jan. 1, 2008 |
| 7312716 |
Wireless communication using an intrinsically safe design for use in a hazardous area |
Dec. 25, 2007 |
| 7295131 |
Diagnostic system for detecting rupture or thinning of diaphragms |
Nov. 13, 2007 |
| 7286058 |
Method and apparatus for powering remote devices |
Oct. 23, 2007 |
| 7272518 |
Automated hierarchy classification in utility monitoring systems |
Sep. 18, 2007 |
| 7262706 |
Detection of connection and disconnection of computer peripheral |
Aug. 28, 2007 |
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