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Class Information
Number: 340/635
Name: Communications: electrical > Condition responsive indicating system > Specific condition > Condition of electrical apparatus
Description: Subject matter wherein the monitored condition is an electrical property of a specific electrical device or circuit.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619535 |
Power monitoring apparatus of fan |
Nov. 17, 2009 |
| 7612684 |
Dual mode RF power amplifier |
Nov. 3, 2009 |
| 7605712 |
Power generator and power generator auxiliary monitoring |
Oct. 20, 2009 |
| 7602282 |
Audio system end of line load module providing a load on the audio circuit in response to a test signal |
Oct. 13, 2009 |
| 7598880 |
Wireless battery monitoring system and method |
Oct. 6, 2009 |
| 7592924 |
Intelligent life testing methods and apparatus for leakage current protection |
Sep. 22, 2009 |
| 7590499 |
Recording and conveying energy consumption and power information |
Sep. 15, 2009 |
| 7586420 |
Outage notification device and method |
Sep. 8, 2009 |
| 7580695 |
Power management for a handheld measurement system |
Aug. 25, 2009 |
| 7577534 |
Risk assessment of metal vapor arcing |
Aug. 18, 2009 |
| 7573393 |
Integrated fault output/fault response delay circuit |
Aug. 11, 2009 |
| 7567185 |
Circuit for power indicator |
Jul. 28, 2009 |
| 7565267 |
Life prediction and monitoring of components |
Jul. 21, 2009 |
| 7561058 |
Warning system and method for electrical devices |
Jul. 14, 2009 |
| 7561059 |
Anti-tamper electronic obscurity using E-fuse technology |
Jul. 14, 2009 |
| 7557724 |
Device for detecting a fault current in an electronic apparatus |
Jul. 7, 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 |
| 7550874 |
System and method for a power supply device |
Jun. 23, 2009 |
| 7551097 |
Indicator device for machine |
Jun. 23, 2009 |
| 7552367 |
Fault recording and sequence of events recording device capable of recording communication-based signals related to electrical power systems |
Jun. 23, 2009 |
| 7548157 |
Battery backed service indicator aids for field maintenance |
Jun. 16, 2009 |
| 7541939 |
Mounted shock sensor |
Jun. 2, 2009 |
| 7535373 |
Security techniques for electronic devices |
May. 19, 2009 |
| 7535371 |
Ground fault circuit interrupter with end-of-life protection |
May. 19, 2009 |
| 7535370 |
Removable memory media with integral indicator light |
May. 19, 2009 |
| 7528734 |
System and method for automatically detecting power supply voltage |
May. 5, 2009 |
| 7518715 |
Method for determination of efficient lighting use |
Apr. 14, 2009 |
| 7514932 |
Method of recognizing signal mis-wiring of a three-phase circuit |
Apr. 7, 2009 |
| 7511628 |
Status indicator circuit for a dimmer switch |
Mar. 31, 2009 |
| 7508314 |
Low battery warning silencing in life safety devices |
Mar. 24, 2009 |
| 7499815 |
Machine radial stack gap generation and clearance management system and method |
Mar. 3, 2009 |
| 7499832 |
Control unit that manages the usage of electrical devices |
Mar. 3, 2009 |
| 7492269 |
Self diagonostic flame ignitor |
Feb. 17, 2009 |
| 7493224 |
Event tracing with time stamp compression and history buffer based compression |
Feb. 17, 2009 |
| 7482941 |
Physical key to facilitate an inactive mode for a state-of-charge indicator within a battery |
Jan. 27, 2009 |
| 7482930 |
Limiter for controlling overvoltage and RFID tag having the same |
Jan. 27, 2009 |
| 7467068 |
Method and apparatus for detecting dependability vulnerabilities |
Dec. 16, 2008 |
| 7463140 |
Systems and methods for testing wireless devices |
Dec. 9, 2008 |
| 7457106 |
Power distribution unit and methods of making and use including modular construction and assemblies |
Nov. 25, 2008 |
| 7453368 |
Surge protector life cycle monitor system and method |
Nov. 18, 2008 |
| 7446658 |
Identification (ID) system and method of operation thereof |
Nov. 4, 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 |
| 7439874 |
Load status indicator |
Oct. 21, 2008 |
| 7439868 |
Drive circuit for driving indicator in computer system |
Oct. 21, 2008 |
| 7432721 |
Solenoid actuator motion detection |
Oct. 7, 2008 |
| 7432818 |
Printing apparatus including components equipped with RFID wear monitoring devices |
Oct. 7, 2008 |
| 7433164 |
Ceiling fan motor control module |
Oct. 7, 2008 |
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