Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Security and communication system with location detection

Security and communication system with location detection

US Patent 5223816 · Granted Jun 29, 1993

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Auto window graphics holder2001
Multi-frequency comb generator for radar and the like1991
Impedance-matched signal selecting and combining system1989
Low-energy process for separation of hydrogen isotopes1987
Power combining cavity1987
Drop-deck intermodal bogie1987
Security and communication system1986
Security and communication system1986
Adjustable double balanced mixer1985
Remote-controlled doorbell signal receiver1985
Remote-controlled doorbell signal receiver1985
System for loading railroad cars1984