Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Unitized housing for silent and tone pager alerting system

Unitized housing for silent and tone pager alerting system

US Patent 4931765 · Granted Jun 5, 1990

Estimated economic value: $13,564,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Systems and methods for generating a network topology and monitoring changes in 2021
Communication system2011
Portable electronic device and method of operation therefore2006
Manually operable electronic apparatus2004
Duplex antenna circuit assembly selectively operational in a transmit or a recei2000
Resonant piezoelectric alerting device2000
Mass excited acoustic device2000
Damped resonant piezoelectric alerting device1999
Taut armature reciprocating impulse transducer1998
System and method for preventing enrollment of confusable patterns in a referenc1998
Taut armature resonant impulse transducer1998
Electronic driver for an electromagnetic resonant transducer1997