Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Radiotelephone including battery-backup random access memory for storing operating code

Radiotelephone including battery-backup random access memory for storing operating code

US Patent 5349697 · Granted Sep 20, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Conference call2003
Defining of a telephone's ringing tone2002