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Class Information
Number: 340/539.1
Name: Communications: electrical > Condition responsive indicating system > With particular coupling link > Radio
Description: Subject matter where the communication link is by radio waves (i.e., other than light, X, or gamma rays, etc.).
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7034705 |
Emergency information terminal and emergency information system including terminal |
Apr. 25, 2006 |
| 7030752 |
Universal gateway module for interfacing a security system control to external peripheral devices |
Apr. 18, 2006 |
| 7030754 |
Alarm system |
Apr. 18, 2006 |
| 7030755 |
Method and apparatus for detection of radioactive material |
Apr. 18, 2006 |
| 7031757 |
Power utilization enhancement system and method for mobile mesh networks units |
Apr. 18, 2006 |
| 7026932 |
Electronic lock-out tag-out safety device |
Apr. 11, 2006 |
| 7026933 |
Anti-theft and security system for computers |
Apr. 11, 2006 |
| 7026941 |
System and method for measuring a plurality of physical variables from a remote location |
Apr. 11, 2006 |
| 7026947 |
Building emergency path finding systems and method |
Apr. 11, 2006 |
| 7027039 |
Computer system with passive wireless mouse |
Apr. 11, 2006 |
| 7019642 |
Wide area multipurpose tracking system |
Mar. 28, 2006 |
| 7019643 |
Out-of-range detector |
Mar. 28, 2006 |
| 7019663 |
RF tracking system and method |
Mar. 28, 2006 |
| 7020383 |
Detecting and thwarting imaging systems at theatrical performances |
Mar. 28, 2006 |
| 7015809 |
Method and system for providing an active routing antenna |
Mar. 21, 2006 |
| 7015816 |
Hygiene monitoring system |
Mar. 21, 2006 |
| 7012508 |
System and method for controlling a door |
Mar. 14, 2006 |
| 7012520 |
Global intelligent remote detection system |
Mar. 14, 2006 |
| 7009511 |
Repeater device for communications with an implantable medical device |
Mar. 7, 2006 |
| 7009521 |
Power supply and interconnect detector system |
Mar. 7, 2006 |
| 7010361 |
Clock radio with computer-based remote control facilitator |
Mar. 7, 2006 |
| 7010369 |
Medical equipment controller |
Mar. 7, 2006 |
| 7005979 |
System and method for monitoring remote control transmissions |
Feb. 28, 2006 |
| 7006002 |
Combination power failure light and FM/AM radio with a clock and alarm function |
Feb. 28, 2006 |
| 7002451 |
Package location system |
Feb. 21, 2006 |
| 7002464 |
Relative timing mechanism for event sequencing without clock synchronization |
Feb. 21, 2006 |
| 7002465 |
Security system of construction machine |
Feb. 21, 2006 |
| 7002467 |
Alarm interface system |
Feb. 21, 2006 |
| 7002470 |
Wireless UWB-based space-time sensor networks communications |
Feb. 21, 2006 |
| 7002472 |
Smart and secure container |
Feb. 21, 2006 |
| 6995666 |
Cellemetry-operated railroad switch heater |
Feb. 7, 2006 |
| 6995675 |
Method and system for agricultural data collection and management |
Feb. 7, 2006 |
| 6992588 |
Attachable alarm system for strollers |
Jan. 31, 2006 |
| 6989741 |
Object tracking |
Jan. 24, 2006 |
| 6989744 |
Infant monitoring system with removable ear insert |
Jan. 24, 2006 |
| 6989745 |
Sensor device for use in surveillance system |
Jan. 24, 2006 |
| 6989752 |
Methods and apparatus for a security system |
Jan. 24, 2006 |
| 6989760 |
Garage door remote monitoring and actuating system |
Jan. 24, 2006 |
| 6990319 |
Wireless, ground link-based aircraft data communication method |
Jan. 24, 2006 |
| 6987457 |
Wireless freeze sensor and alert system |
Jan. 17, 2006 |
| 6985076 |
Method and system for detecting the presence of a spare replacement in a tire pressure monitoring system for an automotive vehicle |
Jan. 10, 2006 |
| 6982625 |
Event-recorder for transmitting and storing electronic signature data |
Jan. 3, 2006 |
| 6982634 |
Method and apparatus for reducing blind spots in obstacle detection |
Jan. 3, 2006 |
| 6982636 |
Method and system for mitigating false alarms in a tire pressure monitoring system for an automotive vehicle |
Jan. 3, 2006 |
| 6982654 |
Automated license plate recognition system for use in law enforcement vehicles |
Jan. 3, 2006 |
| 6980102 |
Alert processing |
Dec. 27, 2005 |
| 6980103 |
Airplane distress system |
Dec. 27, 2005 |
| 6980104 |
Aircraft with security alarm system |
Dec. 27, 2005 |
| 6980110 |
Apparatus for remote notification |
Dec. 27, 2005 |
| 6980117 |
Method and system for remotely monitoring garage door position |
Dec. 27, 2005 |
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