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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 |
| 6980110 |
Apparatus for remote notification |
Dec. 27, 2005 |
| 6980117 |
Method and system for remotely monitoring garage door position |
Dec. 27, 2005 |
| 6980826 |
Communication system, a communication method, and a cellular phone |
Dec. 27, 2005 |
| 6980837 |
Automatic mode changing method for car audio system with hands-free therein |
Dec. 27, 2005 |
| 6978217 |
Data collection method and devices therefor |
Dec. 20, 2005 |
| 6977587 |
Location aware device |
Dec. 20, 2005 |
| 6975222 |
Asset tracking apparatus and method |
Dec. 13, 2005 |
| 6975223 |
Premises protection safety system |
Dec. 13, 2005 |
| 6975224 |
Reusable self contained electronic device providing in-transit cargo visibility |
Dec. 13, 2005 |
| 6975231 |
Systems and methods for improving hand hygiene compliance |
Dec. 13, 2005 |
| 6975247 |
Entity catastrophic security system and method |
Dec. 13, 2005 |
| 6972672 |
Tire sensor localization utilizing speed corrected frequency |
Dec. 6, 2005 |
| 6972678 |
Wireless-based system and method for hull-based sensing |
Dec. 6, 2005 |
| 6972682 |
Monitoring and tracking of assets by utilizing wireless communications |
Dec. 6, 2005 |
| 6972683 |
Badge for a locating and tracking system |
Dec. 6, 2005 |
| 6972698 |
GPS e-marker |
Dec. 6, 2005 |
| 6970076 |
Method and apparatus for communication of data in a remote tire monitoring system |
Nov. 29, 2005 |
| 6970080 |
Computer shut down system |
Nov. 29, 2005 |
| 6970090 |
Pet tracking collar |
Nov. 29, 2005 |
| 6970094 |
Remotely accessible combination weighing apparatus and combination weighing system |
Nov. 29, 2005 |
| 6970679 |
Method of detecting a redirection or relaying of a contactless data transmission using at least two sequentially driven transmitting antennas |
Nov. 29, 2005 |
| 6967573 |
Transmitter and a method for transmitting data |
Nov. 22, 2005 |
| 6965298 |
Method and apparatus for facilitating communication between a user and a toy |
Nov. 15, 2005 |
| 6965311 |
Medical alert mat with remoter pager |
Nov. 15, 2005 |
| 6963277 |
Method of and system for monitoring behavior of group of persons, and computer program product |
Nov. 8, 2005 |
| 6963283 |
Child alert system |
Nov. 8, 2005 |
| 6960998 |
Bi-directional wireless detection system |
Nov. 1, 2005 |
| 6961001 |
Perimeter monitoring alarm method and system |
Nov. 1, 2005 |
| 6958693 |
Sensor device and methods for using same |
Oct. 25, 2005 |
| RE38838 |
Monitoring system |
Oct. 18, 2005 |
| 6956467 |
Car alarm with automatic dialer |
Oct. 18, 2005 |
| 6956474 |
Hand portable monitoring device for monitoring personnel presence at a location |
Oct. 18, 2005 |
| 6956480 |
Electronic apparatus including a device for preventing loss or theft |
Oct. 18, 2005 |
| 6956497 |
Method and apparatus for sending presence messages |
Oct. 18, 2005 |
| 6952165 |
Concealed wireless sensor with external antenna |
Oct. 4, 2005 |
| 6950018 |
Alarm systems, alarm devices, alarm activation methods, alarm system retrofitting methods, and alarm system network establishment methods |
Sep. 27, 2005 |
| 6950020 |
Surveillance system, method of remotely controlling sensor apparatus, and surveillance remote controller |
Sep. 27, 2005 |
| 6946974 |
Web-based systems and methods for internet communication of substantially real-time parking data |
Sep. 20, 2005 |
| 6946977 |
Personal rescue system |
Sep. 20, 2005 |
| 6943681 |
Systems and methods for the automatic registration of devices |
Sep. 13, 2005 |
| 6940395 |
System and method for creating an adjusted alarm time |
Sep. 6, 2005 |
| 6940405 |
Portable motion detector and alarm system and method |
Sep. 6, 2005 |
| 6937139 |
Method and device for controlling blockage of a parking space for a vehicle |
Aug. 30, 2005 |
| 6937148 |
Multi-station RF thermometer and alarm system |
Aug. 30, 2005 |
| 6937150 |
Method and system for locating a portable medical device |
Aug. 30, 2005 |
| 6937154 |
Method and apparatus for facilitating personal attention via wireless links |
Aug. 30, 2005 |
| 6937162 |
In-vehicle apparatus and service providing system |
Aug. 30, 2005 |
| 6930596 |
System for detection of hazardous events |
Aug. 16, 2005 |
| 6930599 |
Security system |
Aug. 16, 2005 |
| 6930600 |
Image and audio data processing system |
Aug. 16, 2005 |
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