Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Telephone with function for adding and removing regional numbers from telephone numbers to be dialed

Telephone with function for adding and removing regional numbers from telephone numbers to be dialed

US Patent 5894507 · Granted Apr 13, 1999

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Telephone system having message recording function2009
Telephone system having message recording function2006
Versatile communication device with a facsimile function and a telephone functio2006
Versatile communication device with a facsimile function and a telephone functio2005
Information transmission device2003
Communication apparatus, memory medium and method2003
Communication apparatus2002
Telephone device2002
Telephone apparatus having a multifunction call-waiting operating portion2001
Apparatus and method for initializing a writeable/nonvolatile memory device2001
Facsimile machine with communication management function1999
Telephone answering unit with caller identification and message recording functi1998