05334974 is referenced by 653 patents and cites 39 patents.

A fully automatic personal security system which combines the advantages of worldwide LORAN-C or GPS navigation with the substantially worldwide communication capabilities of a cellular telephone or communication satellite. The security system comprises a mobile unit which communicates emergency data including position coordinates, and a central dispatch station which receives the emergency data and accurately displays all necessary emergency information superposed on a digitized map at a position corresponding to the location of the mobile unit.

Title
Personal security system
Application Number
7/831901
Publication Number
5334974
Application Date
February 6, 1992
Publication Date
August 2, 1994
Inventor
Daniel D Moore Jr
108 Midhurst Rd., Baltimore, 21212
MD, US
Charles G Simms
3310 Hall's Creek La., Owings, 20736
MD, US
James R Simms
9405 Elizabeth Ct., Fulton, 20759
MD, US
Agent
Royal W Craig
IPC
G08G 1/123
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