Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cordless telephone base unit arranged for operating with multiple portable units

Cordless telephone base unit arranged for operating with multiple portable units

US Patent 5689549 · Granted Nov 18, 1997

Estimated economic value: $13,326,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and apparatus for accessing a telephone answering device from a cordless 2000
Apparatus and method for synchronizing a cordless telephone base unit and multip2000
Apparatus and method for synchronizing a cordless telephone base unit and multip2000
Apparatus and method for synchronizing a cordless telephone base unit and multip2000
Apparatus and method for synchronizing a cordless telephone base unit and multip2000
Apparatus and method for synchronizing a cordless telephone base unit and multip2000
Method and apparatus for remotely accessing a telephone answering device1999
Location registering apparatus for use with a cellular telephone mobile station1999
Cordless telephone arranged for operating with multiple portable units in a freq1998
Cordless telephone arranged for operating with multiple portable units in a freq1998
Apparatus and method of configuring a cordless telephone for operating in a freq1995
Cordless telephone arranged for operation in a frequency hopping system1994